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This Siemens 3VA5290-7EC31-0AA0 is a molded-case circuit breaker designed for system protection. It features a 3-pole configuration and a rated current of 90A, with an adjustable response current range for overload protection (Ir=90A) and short-circuit protection (Ii=5...10 x In).
The circuit breaker operates at a maximum rated operational voltage of 690V AC and 750V DC, with an insulation voltage of 800V. It boasts a high breaking capacity, rated at 100kA at 480V according to UL 489 standards, and 110kA at 415V according to IEC 60947.
Mechanical specifications include a height of 7.3 inches (185 mm), a width of 4.1 inches (105 mm), and a depth of 3.3 inches. The typical mechanical service life is 20,000 switching cycles, with electrical endurance varying based on voltage and load conditions.
This model is suitable for DIN rail mounting and features a lever actuator. It is designed for line protection with TM230 overcurrent release and LI protection function.
| 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 (Iu) is 90A, and the operational current at 40°C is also 90A.
The maximum rated operational voltage for AC (50/60Hz) is 690V, and for DC it is 750V.
The breaking capacity according to UL 489 is 100 kA at 480V.
The dimensions are 7.3 inches (185 mm) in height, 4.1 inches (105 mm) in width, and 3.3 inches in depth.
Yes, the RoHS status is RoHS3 Compliant.
The Moisture Sensitivity Level is 1 Unlimited.