HIITIO HSB1-250 is a high-performance solid-state circuit breaker (SSCB) rated 800Vdc / up to 250A. Featuring μs-level interruption, no-arc operation, and over 1 million electrical cycles, it delivers ultra-fast protection, remote control, and intelligent monitoring for modern high-voltage DC applications.
| Parameter | Value |
|---|---|
| Model | HSB1-250 |
| Poles | 2P (Has polarity / Unidirectional) |
| Rated Insulation Voltage Ui | 1000 V |
| Rated Voltage | 800 Vdc |
| Rated Current | 63A, 80A, 100A, 125A, 140A, 160A, 200A, 250A |
| Breakdown Time | < 100 μs |
| Mechanical Life | 10,000 operations |
| Electrical Lifespan | > 1,000,000 cycles |
| Short-circuit Interruption Capacity | 150 kA |
| Over / Under-voltage Protection | Under: 80–100% V adjustable Over: 100–120% V adjustable |
| Power Supply Method | Main circuit + External DC24V |
| Communication | RS485 (Ethernet & 4G supported) |
| Cooling Method (Optional) | Air cooling / Liquid cooling |
| Suitable for Isolation | Yes |
| Ambient Operating Temperature | -20°C to +70°C |
| Altitude | ≤ 3000 m |
HIITIO® was established in 2018 as a result of Hecheng Electric introducing a mature R&D team. HIITIO specializes in producing high-voltage DC electrical devices for EV, solar energy systems, and energy storage applications.
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