NH ST fuse bases 1000V DC
Fuse bases for NH fuse links in photovoltaic applications
Fuse bases for NH fuse-links. Available in sizes NH1(250 A), NH2(400 A) and NH3(500 A). Manufactured with a high quality materials. Silver plated copper contacts. Plastic materials with high temperature resistance and self-extinguishable. All the materials are according to the European Directive RoHS. For DIN rail mounting or with screw fixing. Single-phase type. Connection by screws. Contacts with double spring in order to obtain an optimum operation.
Wide range of accessories that enables IP20 protection index: contact covers, fuse link covers and partition walls. Multi-pole units can be made with connection accessories. Manufactured according IEC an UL standards.
Sizes
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|---|---|---|---|
| U | 1000V DC | 1000V DC | 1000V DC |
| IN | 250A | 400A | 500A |
| Certifications |  |
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Range
| SIZE | Un (V DC) | In (A) | POLES | FIXING | CONNECTION | REFERENCE |
|---|---|---|---|---|---|---|
| NH1 | 1000V | 250A | 1P | DIN RAIL/SCREW | SCREW | 354172  |
| NH2 | 1000V | 400A | 1P | DIN RAIL/SCREW | SCREW | 354175 |
| NH3 | 1000V | 500A | 1P | DIN RAIL/SCREW | SCREW | 354180 |
Technical data
| Contacts | Silver plated copper |
| Body | Thermoplastic, high resistance to temperature Flammability: (UL94) V0 Glow wire test: (IEC-60695) 960ºC |
| Partition walls | Thermoplastic, high resistance to temperature Flammability: (UL94) V0 NH3: Phenolic resin laminated |
| Separators | Thermoplastic, high resistance to temperature Flammability: (UL94) V0 |
| 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 |
| Rated voltage | 1000V DC |
| Breaking capacity | for fuse links with breaking capacity up to 120 kA |
| Protection index | IP00 / IP20 |
| Ambient temperature of service | -20°C ... 70°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
UL4248-1 Fuse holders
UL4248-19 Photovoltaic fuse holders
Certifications