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NSPV DC1500V Solar Isolator Switch (2P / 4P / 6P / 8P)
The NSPV DC1500V Solar Isolator Switch is a high-performance isolation device designed specifically for photovoltaic (PV) solar power systems. It is available in multiple pole configurations—2-pole, 4-pole, 6-pole, and 8-pole—to meet the needs of different system designs and voltage levels.
Engineered for reliability and safety, this isolator switch is rated up to DC1500V, making it ideal for use in high-voltage solar arrays. It provides a robust method for manually disconnecting the DC power between PV strings and the inverter, ensuring safe maintenance and emergency shutdown capability. The switch is suitable for rooftop, ground-mount, and commercial solar installations, and is commonly used inside PV combiner boxes, DC distribution boxes, and inverter connection cabinets.
The NSPV Isolator Switch features flame-retardant materials, silver alloy contacts, and arc-extinguishing chambers, ensuring safe interruption of DC current under load. It is IP66-rated (with optional enclosure), UV-resistant, and suitable for outdoor applications in harsh environments.
A clear ON/OFF indicator and lockable handle design provide user-friendly operation and enhanced safety. The product complies with international standards including IEC60947-3, ensuring global compatibility.
Key Features:
Rated voltage: DC1000V / DC1500V
Current ratings: 16A to 800A
Pole options: 2P / 4P / 6P / 8P
Compact DIN rail or panel mount options
Isolator switch with reliable arc-extinguishing system
Lockable handle for security during maintenance
High insulation resistance and contact reliability
Suitable for both indoor and outdoor PV systems
Product Specifications Table:
| Model | Poles | Rated Voltage | Rated Current | Mounting Type | IP Rating | Standards |
|---|---|---|---|---|---|---|
| NSPV-IS1500-2P | 2P | DC1500V | 32A–800A | Panel/DIN Rail | IP66 | IEC60947-3 |
| NSPV-IS1500-4P | 4P | DC1500V | 32A–800A | Panel/DIN Rail | IP66 | IEC60947-3 |
| NSPV-IS1500-6P | 6P | DC1500V | 32A–800A | Panel Mount | IP66 | IEC60947-3 |
| NSPV-IS1500-8P | 8P | DC1500V | 32A–800A | Panel Mount | IP66 | IEC60947-3 |
The NSPV Solar Isolator Switch ensures safe disconnection of DC circuits in solar PV systems. Its modular options and robust construction make it the ideal isolation device for both residential and utility-scale PV installations. Whether you're designing a compact rooftop array or a large ground-mounted solar farm, NSPV provides dependable isolator switch solutions to enhance safety, performance, and compliance.
Let me know if you need a version with your logo, a PDF datasheet, or different current ratings.
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