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The Siemens 3RV28111FD10 is a thermal magnetic circuit breaker in size S00, specifically designed for transformer protection according to UL 489 and CSA C22.2 No.5 standards.
This 3-pole breaker has a rated operational current of 5A and can operate at voltages up to 690V. It offers a high breaking capacity of 100 kA at 400V. The breaker is equipped with a rotary actuator and is suitable for DIN rail mounting.
Key electrical specifications include a 690V insulation voltage and a 6 kV surge voltage resistance. The power loss at AC in hot operating state is 7.25W. The mechanical and electrical endurance for both main and auxiliary contacts is typically 100,000 switching cycles.
Environmental conditions for operation include an ambient temperature range of -20 to +60 °C and relative humidity of 10 to 95%. The installation altitude is a maximum of 2,000 m above sea level.
The rated operational current is 5 A.
The operating voltage range is 20 to 690 V AC.
The rated ultimate short-circuit breaking capacity (Icu) at 400 V AC is 100 kA.
The operating ambient temperature range is -20 to +60 °C.
This circuit breaker is designed for DIN Rail mounting.
It is approved by CCC, CE, CSA, EAC, and UL.