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The Siemens 3VA5150-4ED21-1AA0 is a 2-pole molded-case circuit breaker from the 3VA series, designed for system protection and line applications. It has a rated operational current of 50A and a frame size of 125A.
This circuit breaker offers a breaking capacity of 25kA at 480V, with other ratings available at different voltages. It is equipped with TM210 overcurrent release and LI protection function, providing overload protection (Ir=50A) and fixed short-circuit protection (Ii=10 x In).
Designed for DIN rail mounting, the unit has dimensions of 140mm in height, 50.8mm in width, and 76.5mm in depth. It operates within an ambient temperature range of -25°C to a maximum specified temperature. The breaker is UL 489 listed and carries various other agency approvals including CE and VDE.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated operational current (Iu) is 50A, and it is operational at 40°C, 45°C, and 50°C.
The breaking capacity at 480V is 25 kA.
This circuit breaker has 2 poles.
The minimum operating ambient temperature is -25°C.
Yes, it is RoHS3 Compliant.
The MSL is 1 Unlimited.