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This Siemens 3VA5190-6EC31-1AA0 is a 3-pole molded-case circuit breaker designed for system protection. It operates with a rated current of 90A and offers a significant breaking capacity of 65kA at 480V, with other ratings available at different voltages.
The circuit breaker utilizes a TM230 overcurrent release with LI protection, providing overload and short-circuit protection. It is built with a robust mechanical design, featuring a height of 5.5 inches and a width and depth of 3 inches. The device is suitable for DIN rail mounting.
With a mechanical service life of 15,000 switching cycles and electrical endurance ratings of up to 8,000 cycles, this breaker is built for durability. It has a maximum power loss of 17.7W and an IP40 protection class on the front.
Key technical specifications include a maximum operational current of 125A for the frame size and an operational current of 90A at 50°C. The adjustable short-circuit response current (Ii) ranges from 450A to 900A. It is designed for line protection and meets UL 489 standards.
| 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 90A, and the frame size is rated for a maximum operational current of 125A.
The breaking capacity at 480V is 65kA.
This circuit breaker has 3 poles.
It uses a TM230 overcurrent release with LI protection.
The mounting type is DIN Rail.