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SUN-STS500L

Ensure uninterrupted power for your most critical operations with the SUN-STS500L, a high-performance 500kW Static Transfer Switch. Engineered for mission-critical applications, it provides an ultra-fast, seamless transfer between power sources in less than 20 milliseconds, protecting sensitive electronics from any disruption. The SUN-STS500L acts as the intelligent heart of your power infrastructure, automatically switching critical loads between the grid, your battery energy storage system, and a backup generator. Ideal for data centers, hospitals, and industrial facilities where downtime is not an option, this STS is the essential component for guaranteeing ultimate power reliability and operational continuity.

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Grid/PCS Side Data
Rated AC Input/Output Active Power(kW) 500
Rated AC Input/Output Current(A) 758/725
Rated Input/Output Voltage(V) 220/380, 230/400 (three phase)
Grid Connection Form 3L/N/PE
Rated Input/Output Grid Frequency 50Hz/60Hz
Load Side Data
Rated Output Active Power(kW)    500
Rated Output Current(A) 758/725
Rated Output Voltage(V) 220/380, 230/400 (three phase)
Grid Connection Form 3L/N/PE
Rated Output Grid Frequency    50Hz/60Hz
GEN Side Data
Rated AC Input Active Power(kW)    500
Rated AC Input Current(A) 758/725
Rated Input Voltage(V) 220/380, 230/400 (three phase)
Grid Connection Form 3L/N/PE
Rated Input Grid Frequency    50Hz/60Hz
General Data
Off grid switching time  <20ms
Ingress Protection(IP) Rating IP20
Over Voltage category OVC III
Cabinet Size[W×H×D] (mm) 543x575x671
Weight (kg) 108
Type Of Cooling Natural Cooling
Safety EMC/Standard IEC/EN 61439-1/-2
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