NYKM Series
Molded Case Circuit Breaker
Compact
Safe
Wide application
Diversity
PRODUCT OVERVIEW
NYKM series molded case circuit breaker features small size, high breaking capacity, multiple specifications and full range of accessories, which is widely used in industrial, commercial, residential and infrastructure projects. It can meet customized needs with highly flexible systems to realize intelligent control and management.
DOUBLE INSULATION DESIGN
- Adopts dual insulation design to increase the insulation of the product. The insulation voltage level is 1000V, and the molded case is equipped with standard inter-phase spacer, which makes the electricity safer and more adaptable to various operating scenarios.
FLAME-RETARDANT AND HIGH
TEMPERATURE RESISTANT CASING
Adopts flame-retardant and high temperature resistant casing can effectively protect electrical equipment from the threat of fire and high temperature. We pay attention to details and structural stability in design to ensure that the product can operate normally in various harsh environments.
MULTIPLE TRIPPING MODES
Thermomagnetic mode
Overload long delay protection
Short-circuit instantaneous protection
Leakage mode
Overload long delay protection
Short-circuit instantaneous protection
Leakage protection
Electronic display
Overload long delay protection
Short-circuit instantaneous protection
Short-circuit short delay protection
Grounding fault protection
485Electrical energy measurement
Selective coordination
Technical Parameters
NYKM2 Series Thermomagnetic Molded Case Circuit Breaker
| Model | Rated operating voltage Ue(V) | Casing current Inm(A) | Rated currentIn(A) | Rated insulation voltage Ui(V) | Rated impulse withstand voltage Uimp(kV) | Number of poles | Rated ultimate short -circuit breaking capacity code | Short-circuit breaking capacity | |||
| Rated ultimate short-circuit breaking capacity Icu(kA) | Rated operating short-circuit breaking capacity Ics(kA) | ||||||||||
| 400V | 690V | 400V | 690V | ||||||||
| NYKM2-63 | AC400 | 63 | 10、16、20、25、 32、40、50、63 | AC500 | AC8 | 3P | L | 35 | - | 18 | - |
| 3P、4P | M | 50 | - | 25 | - | ||||||
| NYKM2-100 | AC400、AC690 | 100 | 16、20、25、32、40、 50、63、80、100 | AC800 | AC8 | 3P | L | 35 | 20 | 22 | 10 |
| 3P、4P | M | 65 | 20 | 35 | 10 | ||||||
| H | 85 | 20 | 50 | 10 | |||||||
| NYKM2-225 | AC400、AC690 | 225 | 100、125、140、160、 180、200、225 | AC800 | AC8 | 3P | L | 35 | 20 | 22 | 10 |
| 3P、4P | M | 65 | 20 | 35 | 10 | ||||||
| H | 85 | 20 | 50 | 10 | |||||||
| NYKM2-250 | AC400、AC690 | 250 | 100、125、140、160、 180、200、225、250 | AC1000 | AC8 | 3P | L | 36 | 20 | 27 | 15 |
| 3P、4P | M | 50 | 20 | 40 | 15 | ||||||
| H | 85 | 20 | 65 | 15 | |||||||
| NYKM2-400 | AC400、AC690 | 400 | 225、250、315、 350、400 | AC800 | AC8 | 3P、4P | L | 50 | 15 | 35 | 10 |
| M | 65 | 20 | 42 | 15 | |||||||
| H | 100 | 20 | 65 | 15 | |||||||
| NYKM2-630 | AC400、AC690 | 630 | 400、500、630 | AC800 | AC8 | 3P、4P | L | 50 | 15 | 35 | 10 |
| M | 65 | 20 | 42 | 15 | |||||||
| H | 100 | 20 | 65 | 15 | |||||||
| NYKM2-800 | AC400、AC690 | 800 | 630、700、800 | AC1000 | AC8 | 3P、4P | M | 75 | 20 | 65 | 15 |
| H | 100 | 20 | 75 | 15 | |||||||
| NYKM2-1250 | AC400、AC690 | 1250 | 800、1000、1250 | AC800 | AC8 | 3P | - | 65 | 15 | 32.5 | 10 |
NYKM2L Series LEAKAGE Molded Case Circuit Breaker
| Model | Rated operating voltage Ue(V) | Casing current Inm(A) | Rated currentIn(A) | Rated insulation voltage Ui(V) | Rated impulse withstand voltage Uimp(kV) | Number of poles | Rated ultimate short -circuit breaking capacity code | Short-circuit breaking capacity | Rated residual short -circuit making (breaking) capacity I△m(kA) | Rated residual operating current I△n (mA) | Rated residual non -operating current I△no | |
| Rated ultimate short -circuit breaking capacity Icu(A) | Rated operating short -circuit breaking capacity Ics(A) | |||||||||||
| NYKM2L-125 | AC400 | 125 | 16、20、25、32、40、 50、63、80、100、125 | AC1000 | AC8 | 3P、4P | M | 50 | 35 | 1/4Icu | 100/300/500 | 1/2I△no |
| H | 85 | 50 | ||||||||||
| NYKM2L-250 | AC400 | 250 | 100、125、140、 160、180、200、 225、250 | AC1000 | AC8 | 3P、4P | M | 50 | 35 | 100/300/500 | ||
| H | 85 | 50 | ||||||||||
| NYKM2L-400 | AC400 | 400 | 225、250、315、 350、400 | AC1000 | AC8 | 3P、4P | M | 65 | 42 | 100/300/500 | ||
| H | 100 | 70 | ||||||||||
| NYKM2L-630 | AC400 | 630 | 400、500、630 | AC1000 | AC8 | 3P、4P | M | 65 | 42 | 300/500/1000 | ||
| H | 100 | 70 | ||||||||||
NYKM2E Series Electronic Molded Case Circuit Breaker
| Model | Rated operating voltage Ue(V) | Casing current Inm(A) | Rated currentIn(A) | Rated insulation voltage Ui(V) | Rated impulse withstand voltage Uimp(kV) | Number of poles | Rated ultimate short -circuit breaking capacity code | Short-circuit breaking capacity | |||
| Rated ultimate short-circuit breaking capacity Icu(kA) | Rated operating short -circuit breaking capacity Ics(A) | ||||||||||
| 400V | 400V | ||||||||||
| NYKM2E-100 | AC400 | 100 | 16、20、 25、32 | 32、36、40、45、50、55、 60、63 | 63、65、70、75、80、85、 90、95、100 | AC800 | AC8 | 3P、4P | M | 50 | 35 |
| H | 85 | 50 | |||||||||
| NYKM2E-225 | AC400 | 225 | 100、125、140、160、 180、200、225 | AC800 | AC8 | 3P、4P | M | 65 | 35 | ||
| H | 85 | 50 | |||||||||
| NYKM2E-250 | AC400 | 250 | 100、125、140、160、 180、200、225、250 | AC1000 | AC8 | 3P、4P | M | 50 | 50 | ||
| 3P | H | 85 | 50 | ||||||||
| NYKM2E-400 | AC400 | 400 | 200、225、250、280、 315、350、400 | AC800 | AC8 | 3P、4P | M | 65 | 42 | ||
| H | 100 | 65 | |||||||||
| NYKM2E-800 | AC400 | 800 | 400、420、440、 460、480、500、 530、560、600、630 | 630、640、660、 680、700、720、 740、760、780、800 | AC800 | AC8 | 3P、4P | M | 65 | 42 | |
| H | 100 | 65 | |||||||||
NYKM3 Series Thermomagnetic Molded Case Circuit Breaker r
| Model | Rated operating voltage Ue(V) | Casing current Inm(A) | Rated currentIn(A) | Rated insulation voltage Ui(V) | Rated impulse withstand voltage Uimp(kV) | Number of poles | Rated ultimate short -circuit breaking capacity code | Rated ultimate short-circuit breaking capacity Icu(kA) | Rated operating short -circuit breaking capacity Ics(A) | ||
| 415V | 690V | 415V | 690V | ||||||||
| NYKMM3-63 | AC415V | 63 | 10、16、20、25、 32、40、50、63 | AC1000V | AC8 | 3P、4P | L | 36 | 12 | 36 | 10 |
| M | 55 | 12 | 40 | 10 | |||||||
| NYKMM3-125 | AC415V、AC690V | 125 | 16、20、25、32、40、 50、63、80、100、125 | AC1000V | AC8 | 3P、4P | L | 50 | 20 | 40 | 10 |
| M | 75 | 20 | 55 | 10 | |||||||
| H | 100 | 20 | 70 | 10 | |||||||
| NYKMM3-250 | AC415V、AC690V | 250 | 100、125、140、160、 180、200、225、250 | AC1000V | AC12 | 3P、4P | L | 50 | 20 | 40 | 10 |
| M | 75 | 20 | 55 | 10 | |||||||
| H | 100 | 20 | 70 | 10 | |||||||
| NYKMM3-400 | AC415V、AC690V | 400 | 225、250、315、350、 400 | AC1000V | AC12 | 3P、4P | L | 55 | 20 | 55 | 15 |
| M | 75 | 20 | 75 | 15 | |||||||
| H | 100 | 20 | 85 | 15 | |||||||
| NYKMM3-630 | AC415V、AC690V | 630 | 400、500、630 | AC1000V | 3P、4P | L | 55 | 20 | 55 | 15 | |
| M | 75 | 20 | 75 | 15 | |||||||
| H | 100 | 20 | 85 | 15 | |||||||
| NYKMM3-800 | AC415V、AC690V | 800 | 630、700、800 | AC1000V | 3P、4P | M | 75 | 20 | 75 | 15 | |
| H | 100 | 20 | 85 | 15 | |||||||
NYKM3L Series LEAKAGE Molded Case Circuit Breaker
| Model | Rated operating voltage Ue(V) | Casing current Inm(A) | Rated currentIn(A) | Selective category | Rated insulation voltage Ui(V) | Rated impulse withstand voltage Uimp(kV) | Number of poles | Rated ultimate short -circuit breaking capacity code | Short-circuit breaking capacity | Rated residual short-circuit making (breaking) capacity | Rated residual operating current I△n（mA） | Rated residual non -operating current I△no | ||
| Rated ultimate short-circuit breaking capacity Icu(kA) | Rated operating short -circuit breaking capacity Ics(A) | Ⅰ type | Ⅱ type | |||||||||||
| 400V | 400V | |||||||||||||
| NYKM3L-125 | 400V | 125 | 16A、20A、25A、32A、40A、 50A、63A、80A、100A、125A | Category A | 1000V | 8KV | 3 | M | 50 | 35 | Icu×25% | 100、300、500 | 30、100、300 | I△n×50% |
| 4 | M | |||||||||||||
| 3 | H | 85 | 50 | |||||||||||
| 4 | H | |||||||||||||
| NYKM3L-250 | 400V | 250 | 100A、125A、140A、160A、 180A、200A、225A、250A | Category A | 1000V | 8KV | 3 | M | 50 | 35 | Icu×25% | 100、300、500 | 30、100、300 | I△n×50% |
| 4 | M | |||||||||||||
| 3 | H | 85 | 50 | |||||||||||
| 4 | H | |||||||||||||
| NYKM3L-400 | 400V | 400 | 225A、250A、315A、 350A、400A | Category A | 1000V | 8KV | 3 | M | 65 | 42 | Icu×25% | 100、300、500 | 300、500、1000 | I△n×50% |
| 4 | M | |||||||||||||
| 3 | H | 100 | 70 | |||||||||||
| 4 | H | |||||||||||||
| NYKM3L-800 | 400V | 800 | 630A、700A、800A | Category A | 1000V | 8KV | 3 | M | 65 | 42 | Icu×25% | 100、300、500 | 300、500、1000 | I△n×50% |
| 4 | M | |||||||||||||
| 3 | H | 100 | 70 | |||||||||||
| 4 | H | |||||||||||||
NYKM3E Series ELECTRONIC Molded Case Circuit Breaker
| Model | Rated operating voltage Ue(V) | Casing current Inm(A) | Rated currentIn(A) | Rated insulation voltage Ui(V) | Rated impulse withstand voltage Uimp(kV) | Use category | Number of poles | Rated ultimate short -circuit breaking capacity code | Short-circuit breaking capacity | |||
| Rated ultimate short-circuit breaking capacity Icu(kA) | Rated operating short -circuit breaking capacity Ics(A) | |||||||||||
| 400V | 690V | 400V | 690V | |||||||||
| NYKM3E-125 | AC415V、 AC690V | 32 | 12、14、16、18、20、22、25、28、30、32 | AC1000V | AC8 | A | 3P、4P | M | 70 | 20 | 50 | 15 |
| 63 | 25、28、32、36、40、45、50、56、60、63 | |||||||||||
| 125 | 50、63、70、75、80、85、90、95、100、125 | H | 85 | 65 | ||||||||
| NYKM3E-250 | 160 | 63、70、75、80、90、100、125、140、150、160 | A | 3P、4P | M | 70 | 20 | 50 | 10 | |||
| 250 | 100、112、125、140、150、160、180、200、225、250 | H | 85 | 65 | ||||||||
| NYKM3E-400 | 400 | 160、180、200、225、250、280、315、350、375、400 | B | 3P、4P | M | 70 | 20 | 65 | 15 | |||
| H | 100 | 75 | ||||||||||
| NYKM3E-630 | 630 | 250、280、315、350、375、400、450、500、560、630 | B | 3P | M | 75 | 30 | 65 | 20 | |||
| H | 100 | 75 | ||||||||||
| NYKM3E-800 | 630 | 250、280、315、350、375、400、450、500、560、630 | B | 3P、4P | M | 75 | 30 | 65 | 20 | |||
| 800 | 315、350、400、450、500、560、630、700、760、800 | H | 100 | 75 | ||||||||
Selection table
| NYKM2 | 250 | M | P | 3 | 2 | 00 | 2 | B | 250 | Installation method |
| Product code | Housing grade | Breaking capacity | Operation mode | Pole No. | Type of tripping device | Accessory code | Application code | N-pole code | Rated current | Installation method |
| NYKM2： Thermo -magnetic Molded Case Circuit Breaker |
63A 100A 225A 250A 400A 630A 800A 1250A |
L:Basic type M:Standard type H:High breaking type |
Z:Manual operation P:Electric operation None: Direct operation |
3：3 pole 4：4 pole |
2：Electro-magnetic type 3：Thermo-magnetic type 0：No trip |
Refers to accessory table | 2:Motor protection None: Power distribution protection |
A:No overcurrent protection, N pole is always switched on B:No overcurrent protection, N pole is switched on and off with other three pole C:With overcurrent protection, N pole is switched on and off with other three pole D:With overcurrent protection, N pole is always switched on |
10A、16A 20A、25A 32A、40A 50A、63A 80A、100A 125A、140A 160A、180A 200A、225A 250A、315A 350A、400A 630A、700A 800A、1000A 1250A |
Fixed wiring at front panel. Fixed wiring at rear panel. Plug-in wiring at front panel. Plug-in wiring at rear panel. Withdrawable wiring at front panel. Withdrawable wiring at rear panel . |
Note:
● Overload alarm non-tripping device (code 3200I,4200I) is applicable to NYKM2 series molded case circuit breaker 100, 225, 250, 400, 630 housing. However, all specifications of four-pole
circuit breaker of NYKM2 series with the neutral type C and D type do None overload alarm non-tripping function.
● Standard inter-phase spacer.
NYKM2L Series Leakage Molded Case Circuit Breaker
| NYKM2L | 250 | M | P | 3 | 2 | 00 | 2 | B | 250 | Residual current | Relay type | Installation method |
| Product code | Casing grade | Breaking capacity | Operation mode | Pole No. | Type of tripping device | Accessory code | Application code | N-pole code | Rated current | Residual current | Relay type | Installation method |
| NYKM2L： Leakage Molded Case Circuit breaker |
125A 250A 400A 630A |
M:Standard type H:High breaking type |
Z:Manual operation P:Electric operation None: Direct operation |
3：3 pole 4：4 pole |
2：Electro-magnetic type 3：Thermo-magnetic type |
Refers to accessory table | 2:Motor protection None: Power distribution protection |
A:No overcurrent protection, N pole is always switched on B:No overcurrent protection, N pole is switched on and off with other three pole C:With overcurrent protection, N pole is switched on and off with other three pole D:With overcurrent protection, N pole is always switched on |
16A 20A、25A 32A、40A 50A、63A 80A、100A 125A、140A 160A、180A 200A、225A 250A、315A 350A、400A 630A |
100/300/ 500mA 300/500/1000mA |
Relay type Non-relay type |
Fixed wiring at front panel. Fixed wiring at rear panel. Plug-in wiring at front panel. Plug-in wiring at rear panel. Withdrawable wiring at front panel. Withdrawable wiring at rear panel . |
Note:
● ：I: Indicates that the leakage alarm module sends out a signal and the circuit breaker is tripped at the same time.
● II: Indicates that the leakage alarm module sends out a signal and the circuit breaker is not tripped.
● Standard inter-phase spacer
NYKM2E Series Electronic Molded Case Circuit Breaker
| NYKM2E | 250 | M | P | 3 | 4 | 00 | 2 | B | 250 | Installation method |
| Product code | Casing grade | Breaking capacity | Operation mode | Pole No. | Type of tripping device | Accessory code | Application code | N-pole code | Rated current | Installation method |
| NYKM2E： Electronic Molded Case Circuit Breaker |
100A 225A 250A 400A 800A |
L:Basic type M:Standard type H:High breaking type |
Z:Manual operation P:Electric operation None: Direct operation |
3：3 pole 4：4 pole |
4：Electronic display | Refers to accessory table | 2:Motor protection None: Power distribution protection |
A:No overcurrent protection, N pole is always switched on B:No overcurrent protection, N pole is switched on and off with other three pole C:With overcurrent protection, N pole is switched on and off with other three pole D:With overcurrent protection, N pole is always switched on |
32A 63A 100A 225A 250A 400A 630A 800A |
Fixed wiring at front panel. Fixed wiring at rear panel. Plug-in wiring at front panel. Plug-in wiring at rear panel. Withdrawable wiring at front panel. Withdrawable wiring at rear panel . |
Note:
● Overload alarm non-tripping module (code 3400I, 4400I) is applicable for NYKM2E series molded case circuit breakers; 100, 225, 250, 400, 800 housing can be equipped with alarm non-tripping module.
● Standard inter-phase spacer
NYKM3 Series Thermomagnetic Molded Case Circuit Breaker r
| NYKM3 | 250 | M | P | 3 | 2 | 00 | 2 | B | 250 | Installation method |
| Product code | Casing grade | Breaking capacity | Operation mode | Pole No. | Type of tripping device | Accessory code | Application code | N-pole code | Rated current | Installation method |
| NYKM3： Thermo -magnetic Molded Case Circuit Breaker |
63A 125A 250A 400A 630A 800A |
L:Basic type M:Standard type H:High breaking type |
Z:Manual operation P:Electric operation None: Direct operation |
3：3 pole 4：4 pole |
2：Electro-magnetic type 3：Thermo-magnetic type 0：No trip |
Refers to accessory table | 2:Motor protection None: Power distribution protection |
A:No overcurrent protection, N pole is always switched on B:No overcurrent protection, N pole is switched on and off with other three pole C:With overcurrent protection, N pole is switched on and off with other three pole D:With overcurrent protection, N pole is always switched on |
10A、16A 20A、25A 32A、40A 50A、63A 80A、100A 125A、140A 160A、180A 200A、225A 250A、315A 350A、400A 630A、700A 800A |
Fixed wiring at front panel. Fixed wiring at rear panel. Plug-in wiring at front panel. Plug-in wiring at rear panel. Withdrawable wiring at front panel. Withdrawable wiring at rear panel . |
Note:
● Overload alarm non-tripping device (code 3200I,4200I) is applicable to NYKM3 series molded case circuit breaker 100, 225, 250, 400, 630 housing. However, all specifications of four-pole circuit breaker of NYKM3 series with the neutral type C and D type do None overload alarm non-tripping function.
● Standard inter-phase spacer.
NYKM3L Series LEAKAGE Molded Case Circuit Breaker
| NYKM3L | 250 | M | P | 3 | 2 | 00 | 2 | B | 250 | Residual current | Non-relay type | Installation method |
| Product code | Casing grade | Breaking capacity | Operation mode | Pole No. | Type of tripping device | Accessory code | Application code | N-pole code | Rated current | Residual current | Relay type | Installation method |
| NYKM3L： Leakage Molded Case Circuit Breaker |
125A 250A 400A 800A |
M:Standard type H:High breaking type |
Z:Manual operation P:Electric operation None: Direct operation |
3：3 pole 4：4 pole |
2：Electro-magnetic type 3：Thermo-magnetic type |
Refers to accessory table | 2:Motor protection None: Power distribution protection |
A:No overcurrent protection, N pole is always switched on B:No overcurrent protection, N pole is switched on and off with other three pole C:With overcurrent protection, N pole is switched on and off with other three pole D:With overcurrent protection, N pole is always switched on |
16A 20A、25A 32A、40A 50A、63A 80A、100A 125A、140A 160A、180A 200A、225A 250A、315A 350A、400A 630A、700A 800A |
100/300/500mA 300/500/1000mA |
Relay type Non-relay type |
Fixed wiring at front panel. Fixed wiring at rear panel. Plug-in wiring at front panel. Plug-in wiring at rear panel. Withdrawable wiring at front panel. Withdrawable wiring at rear panel . |
Note: ● I: Indicates that the leakage alarm module sends out a signal and the circuit breaker is tripped at the same time.
● II: Indicates that the leakage alarm module sends out a signal and the circuit breaker is not tripped.
● Standard inter-phase spacer
NYKM3E Series ELECTRONIC Molded Case Circuit Breaker
| NYKM3E | 250 | M | P | 3 | 4 | 00 | 2 | B | 250 | Installation method |
| Product code | Casing grade | Breaking capacity | Operation mode | Pole No. | Type of tripping device | Accessory code | Application code | N-pole code | Rated current | Installation method |
| NYKM3L： Electronic Molded Case Circuit Breaker |
125A 250A 400A 630A 800A |
L:Basic type M:Standard type H:High breaking type |
Z:Manual operation P:Electric operation None: Direct operation |
3：3 pole 4：4 pole |
4：Electronic display | Refers to accessory table | 2:Motor protection None: Power distribution protection |
A:No overcurrent protection, N pole is always switched on B:No overcurrent protection, N pole is switched on and off with other three pole C:With overcurrent protection, N pole is switched on and off with other three pole D:With overcurrent protection, N pole is always switched on |
125A 250A 400A 630A 800A |
Fixed wiring at front panel. Fixed wiring at rear panel. Plug-in wiring at front panel. Plug-in wiring at rear panel. Withdrawable wiring at front panel. Withdrawable wiring at rear panel . |
Note:
● Overload alarm non-tripping module (code 3400I, 4400I) is applicable for NYKM3E series molded case circuit breakers; 100, 225, 250, 400, 800 housing can be equipped with alarm non-tripping module.
● Standard inter-phase spacer
Technical Parameters
NYKM2 Series Thermomagnetic Molded Case Circuit Breaker
-
Rated operating voltage Ue(V) ：AC400
Casing current Inm(A) ：63
Rated currentIn(A)：10、16、20、25、 32、40、50、63
Rated insulation voltage Ui(V)：AC500
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P/3P、4P
Rated ultimate short -circuit breaking capacity code：L/M
Rated ultimate short-circuit breaking capacity Icu(kA) ）：
35/50（400V）；-（690V）Rated operating short-circuit breaking capacity Ics(kA) ：
18/25（400V）；-（690V）
-
Rated operating voltage Ue(V) ：AC400、AC690
Casing current Inm(A) ：100
Rated currentIn(A)：16、20、25、32、40、 50、63、80、100
Rated insulation voltage Ui(V)：AC800
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P/3P、4P/3P、4P
Rated ultimate short -circuit breaking capacity code：L/M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ）：
35/65/85（400V）；20（690V）Rated operating short-circuit breaking capacity Ics(kA) ：
22/35/50（400V）；10（690V）
-
Rated operating voltage Ue(V) ：AC400、AC690
Casing current Inm(A) ：225
Rated currentIn(A)：100、125、140、160、 180、200、225
Rated insulation voltage Ui(V)：AC800
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P/3P、4P/3P、4P
Rated ultimate short -circuit breaking capacity code：L/M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ）：
35/65/85（400V）；20（690V）Rated operating short-circuit breaking capacity Ics(kA) ：
22/35/50（400V）；10（690V）
-
Rated operating voltage Ue(V) ：AC400、AC690
Casing current Inm(A) ：250
Rated currentIn(A)：100、125、140、160、 180、200、225、250
Rated insulation voltage Ui(V)：AC1000
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P/3P、4P/3P、4P
Rated ultimate short -circuit breaking capacity code：L/M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ）：
36/50/85（400V）；20（690V）Rated operating short-circuit breaking capacity Ics(kA) ：
27/40/65 （400V）；15（690V）
-
Rated operating voltage Ue(V) ：AC400、AC690
Casing current Inm(A) ：400
Rated currentIn(A)：225、250、315、 350、400
Rated insulation voltage Ui(V)：AC800
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：L/M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ）：
50/65/100（400V）； 15/20/20（690V）Rated operating short-circuit breaking capacity Ics(kA) ：
35/42/65（400V）； 10/15/15（690V）
-
Rated operating voltage Ue(V) ：AC400、AC690
Casing current Inm(A) ：630
Rated currentIn(A)：400、500、630
Rated insulation voltage Ui(V)：AC800
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：L/M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ）：
50/65/100（400V）； 15/20/20 （690V）Rated operating short-circuit breaking capacity Ics(kA) ：
35/42/65 （400V）；10/15/15（690V）
-
Rated operating voltage Ue(V) ：AC400、AC690
Casing current Inm(A) ：800
Rated currentIn(A)：630、700、800
Rated insulation voltage Ui(V)：AC1000
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ）：
75/100 （400V）；20（690V）Rated operating short-circuit breaking capacity Ics(kA) ：
65/75 （400V）；15（690V）
-
Rated operating voltage Ue(V) ：AC400、AC690
Casing current Inm(A) ：1250
Rated currentIn(A)：800、1000、1250
Rated insulation voltage Ui(V)：AC800
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P
Rated ultimate short -circuit breaking capacity code：-
Rated ultimate short-circuit breaking capacity Icu(kA) ）：65(400V)；15（690V）
Rated operating short-circuit breaking capacity Ics(kA) ：32.5(400V)；10（690V）
NYKM2L Series Leakage Molded Case Circuit Breaker
-
Rated operating voltage Ue(V) ：AC400
Casing current Inm(A) ：125
Rated currentIn(A)：16、20、25、32、40、 50、63、80、100、125
Rated insulation voltage Ui(V)：AC1000
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ）：50/85
Rated operating short-circuit breaking capacity Ics(kA) ：35/50
Rated residual short -circuit making (breaking) capacity I△m(kA) ：1/4Icu
Rated residual operating current I△n (mA) ：100/300/500
Rated residual non -operating current I△no：1/2I △no
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Rated operating voltage Ue(V) ：AC400
Casing current Inm(A) ：250
Rated currentIn(A)：100、125、140、160、180、200、225、250
Rated insulation voltage Ui(V)：AC1000
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ）：50/85
Rated operating short-circuit breaking capacity Ics(kA) ：35/50
Rated residual short -circuit making (breaking) capacity I△m(kA) ：1/4Icu
Rated residual operating current I△n (mA) ：100/300/500
Rated residual non -operating current I△no：1/2I △no
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Rated operating voltage Ue(V) ：AC400
Casing current Inm(A) ：400
Rated currentIn(A)：225、250、315、350、400
Rated insulation voltage Ui(V)：AC1000
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ）：65/100
Rated operating short-circuit breaking capacity Ics(kA) ：42/70
Rated residual short -circuit making (breaking) capacity I△m(kA) ：1/4Icu
Rated residual operating current I△n (mA) ：100/300/500
Rated residual non -operating current I△no：1/2I △no
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Rated operating voltage Ue(V) ：AC400
Casing current Inm(A) ：630
Rated currentIn(A)：400、500、630
Rated insulation voltage Ui(V)：AC1000
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ）：65/100
Rated operating short-circuit breaking capacity Ics(kA) ：42/70
Rated residual short -circuit making (breaking) capacity I△m(kA) ：1/4Icu
Rated residual operating current I△n (mA) ：300/500/100
Rated residual non -operating current I△no：1/2I △no
NYKM2E Series Electronic Molded Case Circuit Breaker
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Rated operating voltage Ue(V) ：AC400
Casing current Inm(A) ：100
Rated currentIn(A)：16、20、25、32/ 32、36、40、45、50、55、60、63/63、65、70、75、80、85、90、95、100
Rated insulation voltage Ui(V)：AC800
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ： 50 / 85 （400V）
Rated operating short-circuit breaking capacity Ics(kA) ： 35 / 50 （400V）
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Rated operating voltage Ue(V) ：AC400
Casing current Inm(A) ：225
Rated currentIn(A)：100、125、140、160、180、200、225
Rated insulation voltage Ui(V)：AC800
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ： 65 / 85 （400V）
Rated operating short-circuit breaking capacity Ics(kA) ： 35 / 50 （400V）
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Rated operating voltage Ue(V) ：AC400
Casing current Inm(A) ：250
Rated currentIn(A)：100、125、140、160、180、200、225、250
Rated insulation voltage Ui(V)：AC1000
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P、4P/3P
Rated ultimate short -circuit breaking capacity code：M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ：50 / 85 （400V）
Rated operating short-circuit breaking capacity Ics(kA) ：50 / 50 （400V）
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Rated operating voltage Ue(V) ：AC400
Casing current Inm(A) ：400
Rated currentIn(A)：200、225、250、280、 315、350、400
Rated insulation voltage Ui(V)：AC800
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ：65 / 100 （400V）
Rated operating short-circuit breaking capacity Ics(kA) ：42 / 65 （400V）
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Rated operating voltage Ue(V) ：AC400
Casing current Inm(A) ：800
Rated currentIn(A)：400、420、440、460、480、500、530、560、600、630 / 630、640、660、680、700、720、740、760、780、800
Rated insulation voltage Ui(V)：AC800
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ： 65 / 100（400V）
Rated operating short-circuit breaking capacity Ics(kA) ： 42 / 65（400V）
NYKM3 Series Thermomagnetic Molded Case Circuit Breaker r
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Rated operating voltage Ue(V) ：AC415
Casing current Inm(A) ：63
Rated currentIn(A)：10、16、20、25、 32、40、50、63
Rated insulation voltage Ui(V)：AC1000
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：L/M
Rated ultimate short-circuit breaking capacity Icu(kA) ：36 / 55 （415V）；12（690V）
Rated operating short-circuit breaking capacity Ics(kA) ：36 / 40 （415V）；10（690V）
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Rated operating voltage Ue(V) ：AC415、AC690V
Casing current Inm(A) ：125
Rated currentIn(A)：16、20、25、32、40、 50、63、80、100、125
Rated insulation voltage Ui(V)：AC1000
Rated impulse withstand voltage Uimp(kV)：AC8
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：L/M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ：50 / 75 / 100 （415V）；20（690V）
Rated operating short-circuit breaking capacity Ics(kA) ：40 / 55 / 70 （415V）；10（690V）
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Rated operating voltage Ue(V) ：AC415、AC690V
Casing current Inm(A) ：250
Rated currentIn(A)：100、125、140、160、 180、200、225、250
Rated insulation voltage Ui(V)：AC1000
Rated impulse withstand voltage Uimp(kV)：AC12
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：L/M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ：50 / 75 / 100 （415V）；20（690V）
Rated operating short-circuit breaking capacity Ics(kA) ：40 / 55 / 70 （415V）；10（690V）
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Rated operating voltage Ue(V) ：AC415、AC690V
Casing current Inm(A) ：400
Rated currentIn(A)：225、250、315、350、 400
Rated insulation voltage Ui(V)：AC1000
Rated impulse withstand voltage Uimp(kV)：AC12
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：L/M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ：55 / 75 / 100 （415V）；20（690V）
Rated operating short-circuit breaking capacity Ics(kA) ：55 / 75 / 85 （415V）；15（690V）
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Rated operating voltage Ue(V) ：AC415、AC690V
Casing current Inm(A) ：630
Rated currentIn(A)：400、500、630
Rated insulation voltage Ui(V)：AC1000
Rated impulse withstand voltage Uimp(kV)：AC12
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：L/M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ：55 / 75 / 100 （415V）；20（690V）
Rated operating short-circuit breaking capacity Ics(kA) ：55 / 75 / 85 （415V）；15（690V）
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Rated operating voltage Ue(V) ：AC415、AC690V
Casing current Inm(A) ：800
Rated currentIn(A)：630、700、800
Rated insulation voltage Ui(V)：AC1000
Rated impulse withstand voltage Uimp(kV)：AC12
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code：M/H
Rated ultimate short-circuit breaking capacity Icu(kA) ： 75 / 100 （415V）；20（690V）
Rated operating short-circuit breaking capacity Ics(kA) ：75 / 85 （415V）；15（690V）
NYKM3L Series LEAKAGE Molded Case Circuit Breaker
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Rated operating voltage Ue (V)：400V
Casing current Inm(A) ：126
Rated currentIn(A)：16A、20A、25A、32A、40A、 50A、63A、80A、100A、125A
Selective category ：Category A
Rated insulation voltage Ui(V)：1000V
Rated impulse withstand voltage Uimp(kV)：8KV
Number of poles ：3 / 4 / 3 / 4
Rated ultimate short -circuit breaking capacity code：M / M / H / H
Rated ultimate short-circuit breaking capacity Icu(kA) ：50 / 50 / 85 / 85 （400V）
Rated operating short-circuit breaking capacity Ics(kA) ：35 / 35 / 50 / 50 （400V）
Rated residual short-circuit making (breaking) capacity：Icu×25%
Rated residual operating current I△n (mA) ：100、300、500 （Ⅰ type）；30、100、300 （Ⅱ type）
Rated residual non -operating current I△no ：I△n×50%
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Rated operating voltage Ue (V)：400V
Casing current Inm(A) ：250
Rated currentIn(A)：100A、125A、140A、160A、 180A、200A、225A、250A
Selective category ：Category A
Rated insulation voltage Ui(V)：1000V
Rated impulse withstand voltage Uimp(kV)：8KV
Number of poles ：3 / 4 / 3 / 4
Rated ultimate short -circuit breaking capacity code：M / M / H / H
Rated ultimate short-circuit breaking capacity Icu(kA) ：50 / 50 / 85 / 85 （400V）
Rated operating short-circuit breaking capacity Ics(kA) ：35 / 35 / 50 / 50 （400V）
Rated residual short-circuit making (breaking) capacity：Icu×25%
Rated residual operating current I△n (mA) ：100、300、500 （Ⅰ type）；30、100、300 （Ⅱ type）
Rated residual non -operating current I△no ：I△n×50%
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Rated operating voltage Ue (V)：400V
Casing current Inm(A) ：400
Rated currentIn(A)：225A、250A、315A、 350A、400A
Selective category ：Category A
Rated insulation voltage Ui(V)：AC1000V
Rated impulse withstand voltage Uimp(kV)：8KV
Number of poles ：3 / 4 / 3 / 4
Rated ultimate short -circuit breaking capacity code：M / M / H / H
Rated ultimate short-circuit breaking capacity Icu(kA) ：65 / 65 / 100 / 100 （400V）
Rated operating short-circuit breaking capacity Ics(kA) ：42 / 42 / 70 / 70 （400V）
Rated residual short-circuit making (breaking) capacity：Icu×25%
Rated residual operating current I△n (mA) ：100、300、500 （Ⅰ type）；300、500、1000 （Ⅱ type）
Rated residual non -operating current I△no ：I△n×50%
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Rated operating voltage Ue (V)：400V
Casing current Inm(A) ：800
Rated currentIn(A)：630A、700A、800A
Selective category ：Category A
Rated insulation voltage Ui(V)：AC1000V
Rated impulse withstand voltage Uimp(kV)：8KV
Number of poles ：3 / 4 / 3 / 4
Rated ultimate short -circuit breaking capacity code：M / M / H / H
Rated ultimate short-circuit breaking capacity Icu(kA) ：65 / 65 / 100 / 100 （400V）
Rated operating short-circuit breaking capacity Ics(kA) ：42 / 42 / 70 / 70 （400V）
Rated residual short-circuit making (breaking) capacity：Icu×25%
Rated residual operating current I△n (mA) ：100、300、500 （Ⅰ type）；300、500、1000 （Ⅱ type）
Rated residual non -operating current I△no ：I△n×50%
NYKM3E Series ELECTRONIC Molded Case Circuit Breaker
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Rated operating voltage Ue (V)：AC415V、 AC690V
Casing current Inm(A) ：32/63/125
Rated currentIn(A)：12、14、16、18、20、22、25、28、30、32 / 25、28、32、36、40、45、50、56、60、63 / 50、63、70、75、80、85、90、95、100、125
Rated insulation voltage Ui(V)：AC1000V
Rated impulse withstand voltage Uimp(kV)：AC8
Use category ：A
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code： M / H
Rated ultimate short-circuit breaking capacity Icu(kA) ：70 / 85 （400V）；20（690V）
Rated operating short-circuit breaking capacity Ics(kA) ：50 / 65 （400V）；15（690V）
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Rated operating voltage Ue (V)：AC415V、 AC690V
Casing current Inm(A) ：160/250
Rated currentIn(A)：63、70、75、80、90、100、125、140、150、160 / 100、112、125、140、150、160、180、200、225、250
Rated insulation voltage Ui(V)：AC1000V
Rated impulse withstand voltage Uimp(kV)：AC8
Use category ：A
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code： M / H
Rated ultimate short-circuit breaking capacity Icu(kA) ：70 / 85 （400V）；20（690V）
Rated operating short-circuit breaking capacity Ics(kA) ：50 / 65 （400V）；10（690V）
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Rated operating voltage Ue (V)：AC415V、 AC690V
Casing current Inm(A) ：400
Rated currentIn(A)：160、180、200、225、250、280、315、350、375、400
Rated insulation voltage Ui(V)：AC1000V
Rated impulse withstand voltage Uimp(kV)：AC8
Use category ：B
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code： M / H
Rated ultimate short-circuit breaking capacity Icu(kA) ：70 / 100 （400V）；20（690V）
Rated operating short-circuit breaking capacity Ics(kA) ：65 / 75 （400V）；15（690V）
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Rated operating voltage Ue (V)：AC415V、 AC690V
Casing current Inm(A) ：630
Rated currentIn(A)：250、280、315、350、375、400、450、500、560、630
Rated insulation voltage Ui(V)：AC1000V
Rated impulse withstand voltage Uimp(kV)：AC8
Use category ：B
Number of poles ：3P
Rated ultimate short -circuit breaking capacity code： M / H
Rated ultimate short-circuit breaking capacity Icu(kA) ：75 / 100 （400V）；30（690V）
Rated operating short-circuit breaking capacity Ics(kA) ：65 / 75 （400V）；20（690V）
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Rated operating voltage Ue (V)：AC415V、 AC690V
Casing current Inm(A) ：630/800
Rated currentIn(A)：250、280、315、350、375、400、450、500、560、630 / 315、350、400、450、500、560、630、700、760、800
Rated insulation voltage Ui(V)：AC1000V
Rated impulse withstand voltage Uimp(kV)：AC8
Use category ：B
Number of poles ：3P、4P
Rated ultimate short -circuit breaking capacity code： M / H
Rated ultimate short-circuit breaking capacity Icu(kA) ：75 / 100 （400V）；30（690V）
Rated operating short-circuit breaking capacity Ics(kA) ：65 / 75 （400V）；20（690V）
Selection table
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Product code ：NYKM2：Thermo -magnetic Molded Case Circuit Breaker
Casing grade：63A、100A、225A、 250A、400A、630A、800A、1250A
Breaking capacity ：L:Basic type、M:Standard type、 H:High breaking type
Operation mode：Z:Manual operation、P:Electric operation、None: Direct operation
Pole No.：3：3 pole、4：4 pole
Type of tripping device：2：Electro-magnetic type 、3：Thermo-magnetic type 、0：No trip
Accessory code：Refers to accessory table
Application code：2:Motor protection 、None: Power distribution protection
N-pole code：A:No overcurrent protection, N pole is always switched on、B:No overcurrent protection, N pole is switched on and off with other three pole、C:With overcurrent protection, N pole is switched on and off with other three pole、D:With overcurrent protection, N pole is always switched on
Rated current：10A、16A、20A、25A 、32A、40A 、50A、63A、0A、100A、125A、140A 、160A、180A、200A、225A、250A、315A、350A、400A 、630A、700A、800A、1000A、1250A
Installation method：Fixed wiring at front panel.、Fixed wiring at rear panel.、Plug-in wiring at front panel.、Plug-in wiring at rear panel.、Withdrawable wiring at front panel.、Withdrawable wiring at rear panel .
Note: ? Overload alarm non-tripping device (code 3200I,4200I) is applicable to NYKM2 series molded case circuit breaker 100, 225, 250, 400, 630 housing. However, all specifications of four-pole circuit breaker of NYKM2 series with the neutral type C and D type do None overload alarm non-tripping function.Standard inter-phase spacer.
? Standard inter-phase spacer.
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Product code ：NYKM2L Series Leakage Molded Case Circuit Breaker
Casing grade：125A、250A、400A、630A
Breaking capacity ：M:Standard type、 H:High breaking type
Operation mode：Z:Manual operation、P:Electric operation、None: Direct operation
Pole No.：3：3 pole、4：4 pole
Type of tripping device：2：Electro-magnetic type 、3：Thermo-magnetic type
Accessory code：Refers to accessory table
Application code：2:Motor protection 、None: Power distribution protection
N-pole code：A:No overcurrent protection, N pole is always switched on、B:No overcurrent protection, N pole is switched on and off with other three pole、C:With overcurrent protection, N pole is switched on and off with other three pole、D:With overcurrent protection, N pole is always switched on
Rated current：16A、20A、25A 、32A、40A 、50A、63A、0A、100A、125A、140A 、160A、180A、200A、225A、250A、315A、350A、400A 、630A
Residual current ：100/300/500mA/ 300/500/1000mA
Relay type：Relay type 、Non-relay type
Installation method：Fixed wiring at front panel.、Fixed wiring at rear panel.、Plug-in wiring at front panel.、Plug-in wiring at rear panel.、Withdrawable wiring at front panel.、Withdrawable wiring at rear panel .
注：? I: Indicates that the leakage alarm module sends out a signal and the circuit breaker is tripped at the same time.
II: Indicates that the leakage alarm module sends out a signal and the circuit breaker is not tripped.
? Standard inter-phase spacer
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Product code：NYKM2E: Electronic Molded Case Circuit Breaker
Casing grade：100A、225A、250A、400A、800A
Breaking capacity：M:Standard type、 H:High breaking type
Operation mode：Z:Manual operation、P:Electric operation、None: Direct operation
Pole No.：3：3 pole、4：4 pole
Type of tripping device：4：Electronic display
Accessory code：Refers to accessory table
Application code：2:Motor protection 、None: Power distribution protection
N-pole code：A:No overcurrent protection, N pole is always switched on、B:No overcurrent protection, N pole is switched on and off with other three pole、C:With overcurrent protection, N pole is switched on and off with other three pole、D:With overcurrent protection, N pole is always switched on
Rated current：32A、63A、100A、225A、250A、400A 、630A、800A
Installation method：Fixed wiring at front panel.、Fixed wiring at rear panel.、Plug-in wiring at front panel.、Plug-in wiring at rear panel.、Withdrawable wiring at front panel.、Withdrawable wiring at rear panel .
注：? ：Note: Overload alarm non-tripping module (code 3400I, 4400I) is applicable for NYKM2E series molded case circuit breakers; 100, 225, 250, 400, 800 housing can be equipped with alarm non-tripping module.
? Standard inter-phase spacer
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Product code ：NYKM3：Thermo -magnetic Molded Case Circuit Breaker
Casing grade：63A、125A、250A、400A 630A、800A
Breaking capacity ：M:Standard type、 H:High breaking type、H:High breaking type
Operation mode：Z:Manual operation、P:Electric operation、None: Direct operation
Pole No.：3：3 pole、4：4 pole
Type of tripping device：2：Electro-magnetic type 、3：Thermo-magnetic type 、0：No trip
Accessory code：Refers to accessory table
Application code：2:Motor protection 、None: Power distribution protection
N-pole code：A:No overcurrent protection, N pole is always switched on、B:No overcurrent protection, N pole is switched on and off with other three pole、C:With overcurrent protection, N pole is switched on and off with other three pole、D:With overcurrent protection, N pole is always switched on
Rated current：16A、20A、25A 、32A、40A 、50A、63A、0A、100A、125A、140A 、160A、180A、200A、225A、250A、315A、350A、400A 、630A、700A、800A
Installation method：Fixed wiring at front panel.、Fixed wiring at rear panel.、Plug-in wiring at front panel.、Plug-in wiring at rear panel.、Withdrawable wiring at front panel.、Withdrawable wiring at rear panel .
注：? Note: Overload alarm non-tripping device (code 3200I,4200I) is applicable to NYKM3 series molded case circuit breaker 100, 225, 250, 400, 630 housing. However, all specifications of four-pole circuit breaker of NYKM3 series with the neutral type C and D type do None overload alarm non-tripping function.
? Standard inter-phase spacer.
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Product code ：NYKM3L ：Series Leakage Molded Case Circuit Breaker
Casing grade：125A、250A、400A、800A
Breaking capacity ：M:Standard type、 H:High breaking type
Operation mode：Z:Manual operation、P:Electric operation、None: Direct operation
Pole No.：3：3 pole、4：4 pole
Type of tripping device：2：Electro-magnetic type 、3：Thermo-magnetic type
Accessory code：Refers to accessory table
Application code：2:Motor protection 、None: Power distribution protection
N-pole code：A:No overcurrent protection, N pole is always switched on、B:No overcurrent protection, N pole is switched on and off with other three pole、C:With overcurrent protection, N pole is switched on and off with other three pole、D:With overcurrent protection, N pole is always switched on
Rated current：16A、20A、25A 、32A、40A 、50A、63A、0A、100A、125A、140A 、160A、180A、200A、225A、250A、315A、350A、400A 、630A、700A、800A
Residual current ：100/300/ 500mA、 300/500/1000mA
Relay type：Relay type 、Non-relay type
Installation method：Fixed wiring at front panel.、Fixed wiring at rear panel.、Plug-in wiring at front panel.、Plug-in wiring at rear panel.、Withdrawable wiring at front panel.、Withdrawable wiring at rear panel .
Note: ? I: Indicates that the leakage alarm module sends out a signal and the circuit breaker is tripped at the same time.
? II: Indicates that the leakage alarm module sends out a signal and the circuit breaker is not tripped.
? Standard inter-phase spacer
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Product code ：NYKM3E: Electronic Molded Case Circuit Breaker
Casing grade：125A、250A、400A、630A、800A
Breaking capacity ：L:Basic type、M:Standard type、 H:High breaking type
Operation mode：Z:Manual operation、P:Electric operation、None: Direct operation
Pole No.：3：3 pole、4：4 pole
Type of tripping device：4：Electronic display
Accessory code：Refers to accessory table
Application code：2:Motor protection 、None: Power distribution protection
N-pole code：A:No overcurrent protection, N pole is always switched on、B:No overcurrent protection, N pole is switched on and off with other three pole、C:With overcurrent protection, N pole is switched on and off with other three pole、D:With overcurrent protection, N pole is always switched on
Rated current：125A、250A、400A、630A、800A
Installation method：Fixed wiring at front panel.、Fixed wiring at rear panel.、Plug-in wiring at front panel.、Plug-in wiring at rear panel.、Withdrawable wiring at front panel.、Withdrawable wiring at rear panel .
Note:? Overload alarm non-tripping module (code 3400I, 4400I) is applicable for NYKM3E series molded case circuit breakers; 100, 225, 250, 400, 800 housing can be equipped with alarm non-tripping module.
? Standard inter-phase spacer
TYSEN-SAE Electrical Co., Ltd. Jiangsu ICP File No.16025679