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This Siemens 3VA5120-5ED32-1AA0 is a molded-case circuit breaker from the 3VA5 series, designed for robust system protection. It features a 3-pole configuration and a rated operational current of 20A at 40°C, with derating at higher temperatures.
The circuit breaker boasts a significant breaking capacity of 35kA at 480V, making it suitable for demanding applications. It operates at a rated voltage of up to 690V AC and includes overload protection (TM210) and short-circuit protection (LI).
Designed for reliability, it has a typical mechanical service life of 20,000 switching cycles and electrical endurance ratings of up to 8,000 cycles at 480V. The unit is UL489 listed and supports HACR, HID, and SWD type applications. It is also rated for naval applications (UL489 SB).
With a compact mechanical design, measuring 140mm in height, 76.2mm in width, and 76.5mm in depth, it is suitable for DIN rail mounting. The connection type utilizes a nut keeper kit on both ends for secure electrical connections.
| 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 is 20A at 40°C.
The rated operating voltage at AC is 690 V.
The breaking capacity according to UL 489 at 480V is 35 kA.
This circuit breaker has 3 poles.
This circuit breaker supports DIN Rail mounting.