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This Siemens 3VA5190-5EC31-0AA0 is a 3-pole molded-case circuit breaker from the SENTRON series, designed for system protection applications. It offers a rated operational current of 90A at 40°C and a maximum rated operational voltage of 690V AC.
The circuit breaker provides a breaking capacity of 35kA at 480V according to UL 489 standards and 55kA at 415V according to IEC 60947. The overcurrent release is of type TM230 with LI protection function. It has a mechanical service life of 15,000 switching cycles and electrical endurance ratings of up to 8,000 cycles at 380/415V.
With a compact design, the breaker has dimensions of 5.5 inches in height, 3 inches in width, and 3 inches in depth. It is suitable for DIN rail mounting and features a lever actuator. The insulation voltage is rated at 800V.
Key electrical specifications include a maximum power loss of 17.7W. The adjustable response current for overload protection (Ir) is fixed at 90A, and for short-circuit protection (Ii), it ranges from 450A to 900A (5 to 10 x In).
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The maximum rated operational voltage for this circuit breaker is 690 V AC and 500 V DC.
The permanent rated current (Iu) is 90 A, and the operational current at 40°C is also 90 A.
The breaking capacity according to UL 489 is 35 kA at 480 V, and according to IEC 60947, it is 55 kA at 415 V.
The circuit breaker has a height of 5.5 inches (140 mm), a width of 3 inches (76.2 mm), and a depth of 3 inches (76 mm).
The RoHS status is RoHS3 Compliant.
The Moisture Sensitivity Level (MSL) is 1 Unlimited.