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The Siemens 3VA5150-4ED12-1AA0 is a 1-pole molded-case circuit breaker designed for system protection. It operates at a rated voltage of 415V AC and offers an operational current of 50A at 40°C, derating to 44A at 70°C.
This circuit breaker has a breaking capacity of 25kA at 277V and 14kA at 347V, compliant with UL489 standards. It includes overload protection (Ir=50A) and fixed short-circuit protection (Ii=10 x In) with a TM210 overcurrent release. The device is suitable for HACR and HID type applications.
With a mechanical service life of 20,000 switching cycles and electrical endurance of 8,000 cycles at 380/415V, it is built for durability. The breaker has a compact design with dimensions of 140mm height, 25.4mm width, and 76.5mm depth. It features front connections with a nut keeper kit and is designed for DIN rail mounting.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operational current is 50A at 40°C, decreasing to 44A at 70°C.
The rated operating voltage at AC is 415 V.
The breaking capacity is 25kA at 277V and 14kA at 347V according to UL 489.
This is a 1-pole circuit breaker.
It is designed for DIN Rail mounting.