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This Siemens 3VA5 series molded-case circuit breaker, part number 3VA5210-5EF41-0AA0, is a 4-pole unit designed for system protection applications. It features a rated operational current of 100A at 40°C and a maximum rated operational voltage of 690V AC.
The circuit breaker provides overload protection with an adjustable response current (Ir) from 80A to 100A and short-circuit protection with an adjustable response current (Ii) from 5 to 10 times the rated current. It has a breaking capacity of 35kA at 480V according to UL 489 standards and 55kA at 415V according to IEC 60947 standards.
With a mechanical service life of 20,000 switching cycles and electrical endurance ratings of up to 8,000 cycles at 380/415V AC-1, this breaker is built for durability. It is suitable for HACR Type applications and mounts via DIN rail.
Key electrical specifications include a rated insulation voltage of 800V and a maximum power loss of 31.6W. The overcurrent release type is TM240 with LI protection function. It does not feature communication or other measurement functions.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The continuous current rating (Iu) is 100A, with operational current maintained at 100A up to 50°C.
The maximum rated operational voltage for AC is 690V at 50/60Hz, and for DC it is 1000V.
According to UL 489, the breaking capacity is 35kA at 480V. According to IEC 60947, it is 55kA at 415V and 7kA at 690V.
It offers overload protection (Ir) adjustable from 80A to 100A and short-circuit protection (Ii) adjustable from 5 to 10 times the rated current.
This circuit breaker is designed for DIN rail mounting.