Suntree SM8-400HPV 350A 1000V DC circuit breaker
Suntree SM8-400HPV 350A 2-Pole 1000V DC Circuit Breaker
The Suntree SM8-400HPV 350A 2-pole 1000V DC circuit breaker is a moulded-case circuit breaker (MCCB) designed for compatible high-voltage solar photovoltaic (PV) and DC distribution systems. It helps protect electrical circuits and connected equipment against overloads and short circuits when correctly selected and installed.
This model uses a 400A frame with a 350A rated operating current. Its 2-pole configuration is designed for compatible DC circuit arrangements within the manufacturer's specified voltage and fault-interruption limits.
Available from Coastalsolar Africa for solar installers, electrical contractors, commercial projects and customers in Mombasa, Kilifi, Malindi, Watamu, Diani, Ukunda, Kwale and other coastal towns in Kenya.
Key Features
- 350A rated operating current: For DC circuits designed around a 350-ampere protective device.
- 400A frame rating: Part of the SM8-400HPV circuit breaker series.
- 1000V DC operating voltage: For compatible high-voltage solar PV systems.
- 2-pole configuration: For suitable DC circuit arrangements.
- Thermal-magnetic protection: Fixed trip mechanism as listed in manufacturer specifications.
- Overload and short-circuit protection: Helps protect compatible wiring and equipment from electrical faults.
- DC switching and isolation: Subject to the manufacturer's installation and operating instructions.
- Commercial solar applications: Suitable for compatible high-current photovoltaic DC distribution systems.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Suntree |
| Model | SM8-400HPV |
| Product type | DC moulded-case circuit breaker (MCCB) |
| Frame rated current | 400A |
| Rated operating current | 350A |
| Number of poles | 2P |
| Rated operating voltage | 1000V DC |
| Rated insulation voltage | 1500V |
| Rated impulse withstand voltage | 12kV |
| Trip mechanism | Fixed thermal-magnetic (TMD) |
| Ultimate short-circuit breaking capacity | Manufacturer table lists 40kA at the DC750V/DC1000V rating column; verify exact variant |
| Service short-circuit breaking capacity | Listed as 100% of Icu in the referenced manufacturer table |
| Protection degree | IP20 |
| Standards | IEC 60947-2 and GB/T 14048.2-2020, as listed by the manufacturer |
| Typical applications | Compatible high-voltage solar PV and DC distribution systems |
Applications
- Commercial and industrial solar PV installations
- High-current solar DC distribution
- Compatible photovoltaic inverter protection circuits
- Suitable DC power distribution panels
- Other DC applications explicitly permitted by the manufacturer
Installation and Safety
This is a DC-rated circuit breaker, not an AC-rated substitute. Confirm the exact model, 350A trip rating, wiring arrangement, maximum operating voltage and short-circuit breaking capacity before installation.
The breaker must be coordinated with the cable ampacity, connected equipment and prospective fault current. Do not select it on current rating alone. Installation should be completed by a qualified electrician or solar technician following the manufacturer's wiring diagram and applicable electrical standards.
For coastal installations, use a suitable enclosure and protect equipment against moisture and salt-laden air.
Buy from Coastalsolar Africa
Contact Coastalsolar Africa to confirm the current price, availability, product specifications and delivery options for the Suntree SM8-400HPV 350A 2-pole 1000V DC circuit breaker in Mombasa, Kilifi, Malindi, Watamu, Diani, Ukunda, Kwale, Lamu and surrounding coastal areas of Kenya.
The Suntree SM8-400HPV 350A 2-pole 1000V DC circuit breaker is designed for overload and short-circuit protection in compatible high-current solar PV and DC distribution systems. It uses a 400A frame with a 350A operating-current rating. Verify the exact variant and breaking capacity before installation.
Available from Coastalsolar Africa. Contact us for current pricing, stock availability, technical compatibility and delivery options across Mombasa, Kilifi, Malindi, Watamu, Diani, Ukunda and other coastal towns in Kenya.
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