NPS01-FB80-DC220 2P Surge Protective Device
Product Overview
Engineered from the ground up to counter severe lightning exposure across industrial power grids, the NPS01-FB80-DC220 2P Surge Protective Device provides heavy-duty 80kA transient overvoltage mitigation. Combining reinforced thermal fuses with dual-spring disconnect mechanisms, this NPS01-FB80-DC220 2P Surge Protective Device prevents catastrophic overheating under repetitive high-energy switching transients. Our production lines manufacture this unit to defend 220V industrial battery storage banks, hydroelectric turbine control feeds, and steel mill DC main distribution panels against transient failure.

Application Scenarios
- Hydropower & Thermal Plants: Turbine excitation circuits, black-start battery banks, and emergency DC lube oil pumps.
- Heavy Metal Manufacturing: DC arc furnace control cubicles and hot-strip rolling mill distribution panels.
- Renewable Energy Storage: High-capacity industrial battery energy storage enclosures (BESS) and central DC coupling panels.
Technical Specifications
|
Parameter |
Specification |
|
Model |
NPS01-FB80-DC220 2P |
|
Operating Voltage (Uc) |
DC 350V |
|
Nominal Discharge Current (In, 8/20μs) |
40kA |
|
Maximum Discharge Current (Imax, 8/20μs) |
80kA |
|
Pole Configuration |
2P |
|
Tripping System |
Dynamic dual-fork arc extinguisher with visual window |
|
Mounting Base |
35mm Standard DIN Rail |
Customization Capabilities
- OEM Customization: Tailored housing logos, customized instruction leaflets, and custom carton packaging with a low entry barrier of 100 sets.
- Custom Terminal Layouts: We adapt copper terminals to match client wiring gauges and space constraints within 4 to 6 weeks.
- Commercial Adaptability: We provide transparent pricing structures with tiered volume discounts for regional distribution partners.
Quality Assurance
- Full-Spectrum Testing: Modules undergo strict leak-current verification, thermal stability monitoring, and insulation resistance checks before shipment.
- Environmental Endurance: Validated in climatic aging chambers across extreme temperatures (-40°C to +85°C) and 95% relative humidity.
- Traceable Manufacturing: Each unit bears an individual serial barcode linking it to raw material batches and assembly technician records.
Product Advantages


FAQ
Q1: Can this model replace standard 40kA SPDs directly on existing DIN rails?
A1: Yes, it adheres strictly to 35mm DIN rail modular sizing, making field retrofits in existing control cabinets straightforward.
Q2: What is your standard warranty and technical fault remedy?
A2: We provide a comprehensive 1-year replacement warranty, dispatching new replacement units free of charge within 3 working days upon verified fault.
Packaging Dimensions
Inner box dimensions (L*W*H): 11.3*10.1*7.7, 15.11*10.1*7.7
Outer box dimensions (L*W*H): 32.5*27.5*27.5




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