DEYE STS Module SUN-STS500L

The SUN-STS500L module is a high-performance Static Transfer Switch that switches the load between the power grid, generator, and energy storage in less than 10 ms. It ensures continuity of power supply to critical loads, eliminating power outages.

Key features

• Switching speed: < 10 ms (or < 20 ms depending on the source) ensures almost seamless switching between power sources
• Capacity/power: Nominal 500 kW (max. temporarily up to 650 kW), three independent AC paths – to the grid, generator, and load
• IEC-compliant protections: overload, overvoltage, short circuit, ground fault, insulation detection, anti-islanding function, optional arc fault circuit interrupter (AFCI)
• Scalability: Parallel operation of multiple modules possible (e.g., one STS supports up to five 100 kW PCS)
• Environmental resistance: temperature range –25°C to +60°C, humidity 0–95%, up to 4000 m above sea level, air cooling, IP20 (front)

Dimensions and weight: 543 × 575 × 866 mm, weight ~108 kg

We are an authorized distributor of Deye

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