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This Siemens 3VA5125-6EC31-1AA0 is a 3-pole molded-case circuit breaker from the 3VA5 series, designed for system protection. It features an operational current of 25A at 40°C, with derating at higher temperatures up to 70°C. The circuit breaker offers a breaking capacity of 65kA at 480V and 100kA at 240V.
It includes overload protection with Ir=25A and fixed short-circuit protection with Ii ranging from 6 to 12 times the rated current. The overcurrent release type is TM230 with LI protection function. The device has a maximum power loss of 8.4W and an active power loss of 2.9W per pole under rated conditions.
With a typical mechanical service life of 15,000 switching cycles, its electrical endurance is rated at 8,000 cycles at 380/415V and 480V, and 4,000 cycles at 690V. The dimensions are 140mm in height, 76.2mm in width, and 76.5mm in depth. It is designed for DIN rail mounting and has a front protection class of IP40. The minimum operating ambient temperature is -25°C.
This circuit breaker is UL 489 listed and also carries CCC, CE, CSA, EAC, and VDE approvals. It is suitable for HACR Type applications.
| 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 25A at 40°C, with derating to 22.8A at 70°C.
The breaking capacity is 65kA at 480V, 100kA at 240V, and 25kA at 600 Y/347 V.
This circuit breaker has 3 poles.
The voltage rating is 690 V.
It is designed for DIN rail mounting.
The minimum operating ambient temperature is -25°C.