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This Siemens 3VA5150-4EC32-1AA0 is a 3-pole molded-case circuit breaker designed for system protection. It operates at a rated voltage of 690V AC and has an operational current of 50A at 40°C, with derated values at higher temperatures.
The circuit breaker features a breaking capacity of 25kA at 480V and 14kA at 600Y/347V, adhering to UL489 standards. It includes overload protection (Ir=50A) and fixed short-circuit protection (Ii=5...10 x In). The device is suitable for HACR and HID type applications.
With a mechanical service life of 20,000 switching cycles and electrical endurance ratings of up to 8,000 cycles at 380/415V, this breaker is built for durability. It has a net weight of 0.951 kg and dimensions of 140mm height, 76.2mm width, and 76.5mm depth. The mounting type is DIN Rail, and it uses a nut keeper kit for front connections.
Key electrical specifications include a maximum power loss of 12W and an active power loss of 4W per pole. The overcurrent release type is TM230 with an LI protection function. It does not feature communication or other measurement functions.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated operating voltage at AC is 690 V.
The operational current is 50 A at 40 °C.
The breaking capacity current is 25 kA at 480 V.
This circuit breaker has 3 poles.
The mounting type is DIN Rail.