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This Siemens 3VA5 series molded-case circuit breaker, part number 3VA5140-6EC36-0AA0, is engineered for system protection applications. It features a 3-pole configuration and a rated operational current of 40A at 40°C, with derating at higher temperatures.
The circuit breaker boasts a high breaking capacity, rated at 65kA at 480V according to UL 489 standards, and 70kA at 415V according to IEC 60947. It is equipped with TM230 overcurrent release with LI protection function, providing overload protection with a fixed setting current (Ir) of 40A and short-circuit protection (Ii) adjustable from 5 to 10 times the rated current.
With an insulation voltage of 800V and a maximum operational voltage of 690V AC, this breaker is suitable for various industrial power distribution systems. It is also designated as HACR Type (Heating, Air Conditioning, and Refrigeration) according to UL 489.
The device has a mechanical service life of 20,000 switching cycles and electrical endurance ratings that vary by voltage and load type. It is designed for DIN rail mounting and features a lever actuator.
| 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 40A at 40°C, with derating to 36A at 70°C.
The breaking capacity is 65kA at 480V according to UL 489, and 70kA at 415V according to IEC 60947.
The rated operating voltage at AC is 690V.
This circuit breaker has 3 poles.
It is designed for DIN rail mounting.