Range
| SIZE | In (A) | POLES | FIXING | CONNECTION | REFERENCE | |
|---|---|---|---|---|---|---|
| NH4 1P |
 |
1250A | 1P | SCREW | SCREW | 354125 |
| 2 SCREWS | 354128 | |||||
| NH4 2P GROUP |
 |
2500A | 2P | SCREW | - | 354127 |
| - | 356127 | |||||
| NH4 1P WITH MICROSWITCH |
 |
1250A | 1P | SCREW | SCREW | 356125 |
| 1250A | 1P | SCREW | 2 SCREWS M10 | 356128 | ||
Technical data
| Contacts | Silver plated copper |
| Body | Thermoplastic, high resistance to temperature Flammability: (UL94) V0 Glow wire test: (IEC-60695) 960ºC Tracking resistance (IEC-112) CTI > 600V |
| Separating plates | Thermoplastic, high resistance to temperature Flammability: (UL94) V0 Glow wire test: (IEC-60695) 960ºC |
| Separators | Thermoplastic, high resistance to temperature Flammability: (UL94) V0 Glow wire test: (IEC-60695) 960ºC |
| Terminal covers | Thermoplastic, high resistance to temperature Flammability: (UL94) V0 Glow wire test: (IEC-60695) 960ºC |
| Fuse link covers | Thermoplastic, high resistance to temperature Flammability: (UL94) V2 Glow wire test: (IEC-60695) 850ºC |
| Accessory terminals | Tin plated brass Zinc plated steel screws |
| Rated current | 1250A 2500A |
| Rated voltage | 690V |
| Power dissipation | 90W (according to IEC60269-2) 110W (maximum) |
| Protection index | IP00 |
| Ambient temperature of service | -20°C ... 80°C |
| Storage temperature | -40°C ... 80°C |
 DO NOT OPERATE UNDER LOAD |
 SAFETY NOTICE Please capture the following QR code and read our safety notice carefully before installing our products.  |
Standards
IEC/EN 60269-1
IEC/EN 60269-2
DIN 43620
Dimensions
| A | B | |
| NH4 | 284 | 113 |
| NH4 (2500A) | 284 | 218 |
Weight
| 1P | 3P | |
| STANDARD | 2,45kg | - |
| WITH MICROSWITCH | 2,56kg | - |
Accessories
The fuseholder allows using simultaneously a microswitch for NH fuse links and IP20 protection accessories.
Compatible
 |
 |
 |
|
| NH4 gG NH fuse link 500V | NH4 gG NH fuse link 690V | NH4 aM NH fuse link | |
| U | 500V | 690V | 500V 690V |
| In | 315A...1250A | 400A...800A | 400A...1250A |
| Breaking capacity | 120kA | 80kA | 80kA 120kA |
Other sizes
 |
 |
 |
 |
 |
|
 |
 |
 |
 |
 |
|
|---|---|---|---|---|---|
| U | 690V 800V |
690V | 690V 800V |
690V 800V |
690V 800V |
| IN | 160A | 160A | 250A | 400A | 630A |