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This Siemens 3VA5140-4ED21-1AA0 is a 2-pole molded-case circuit breaker from the SENTRON series, designed for system protection. It features a rated operational current of 40A at 40°C and a maximum breaking capacity of 25kA at 480V.
The circuit breaker utilizes TM210 overcurrent release with LI protection function. It has a mechanical service life of 15,000 switching cycles and electrical endurance ratings of 8,000 cycles at 380/415V and 480V, and 4,000 cycles at 690V and 600V.
With a height of 140mm (5.5 inches), width of 50.8mm (2 inches), and depth of 76.5mm (3 inches), it is suitable for DIN rail mounting. The device has a maximum power loss of 6.8W and an IP40 protection class on the front. The operating temperature range is from -25°C.
This breaker is UL 489 listed and HACR Type. It is also compliant with CCC, CE, CSA, EAC, and VDE standards.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The circuit breaker has a rated operational current of 40A at 40°C.
This circuit breaker has 2 poles.
The breaking capacity is 25 kA at 480V.
The mounting type is DIN Rail.
The minimum operating temperature is -25°C.
