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The Siemens 3VA5120-5ED12-1AA0 is a 1-pole molded-case circuit breaker from the SENTRON series, designed for system protection applications. This breaker features a rated operational current of 20A at 40°C, with a breaking capacity of 35kA at 277V and 85kA at 120V.
It incorporates TM210 overload protection and FTFM short-circuit protection with an LI protection function. The breaker is suitable for HACR, HID, and SWD type applications according to UL 489 standards. It operates at a rated voltage of 415V AC and has a maximum power loss of 4.07W.
Designed for mechanical robustness, it offers a typical mechanical service life of 20,000 switching cycles. The unit is designed for DIN rail mounting and features front connections with nut keeper kits on both ends. Its dimensions are 140mm in height, 25.4mm in width, and 76.5mm in depth, with a net weight of 0.404 kg.
| 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 for this circuit breaker at AC is 415 V.
The breaking capacity at 277V is 35 kA.
This circuit breaker uses DIN Rail mounting.
The operational current at 40°C is 20 A.
The dimensions are 140 mm in height, 25.4 mm in width, and 76.5 mm in depth.