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The Siemens 3VA5120-4EC32-0AA0 is a 3-pole molded-case circuit breaker from the 3VA5 series, designed for system protection applications. It features an operational current rating of 20A at 40°C, with a maximum rated operational voltage of 690V AC.
This circuit breaker provides a breaking capacity of 25kA at 480V according to UL 489 standards, and 55kA at 240V according to IEC 60947 standards. The overcurrent release is of type TM230 with LI protection function, and adjustable short-circuit protection.
With a mechanical service life of 20,000 switching cycles and electrical endurance ratings of up to 8,000 cycles, this breaker is built for durability. It is designed for DIN rail mounting and has a compact mechanical design with dimensions of 140mm height, 76.2mm width, and 76.5mm depth.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
800 V
500 V DC
690 V AC
20,000 switching cycles
8,000 switching cycles
4,000 switching cycles
55 kA
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