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This Siemens 3VA5110-4EC31-1AA0 is a 3-pole molded-case circuit breaker from the 3VA5 series, designed for system protection applications. It offers a rated operational current of 100A and a maximum breaking capacity of 25kA at 480V, with other ratings available at different voltages.
The circuit breaker features a TM230 overcurrent release with LI protection function, providing overload and short-circuit protection adjustable from 5 to 10 times the rated current. It has a mechanical service life of 15,000 switching cycles and electrical endurance ratings up to 8,000 cycles at 480V.
Designed for easy installation, it supports DIN rail mounting and has a protection class of IP40 on the front. The operating temperature range is from -25°C, and it has a maximum power loss of 22.8W.
Key technical data includes a voltage rating of 690V, a permanent rated current of 100A, and 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.
The permanent rated current is 100 A, and the maximum rated operational current of the frame size is 125 A.
The breaking capacity at 480V is 25 kA.
This circuit breaker has 3 poles.
The voltage rating is 690 V.
It uses DIN Rail mounting.
The minimum ambient operating temperature is -25 °C.