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The Siemens 3VA5103-1MU32-0AA0 is a three-pole circuit breaker designed for electrical protection applications. It has a rated insulation voltage of 800V and an operating voltage of 690V AC. The device supports a maximum power loss of 10W and an active power loss of 3.27W in hot operating conditions. It is rated for 3A operational current at temperatures up to 70°C.
Constructed with a DIN rail mounting type and a lever actuator, this circuit breaker is suitable for use in various electrical distribution systems. It has a mechanical service life of 20,000 switching cycles and electrical endurance of up to 8,000 cycles at 380/415V AC. Its dimensions are 140mm in height, 76.2mm in width, and 76.5mm in depth. The device features a breaking capacity of 150kA at 240V, 70kA at 415V, and 10kA at 690V, with short-circuit making capacities up to 330kA at 240V.
Designed according to UL 489 standards, it is suitable for use in heating, air conditioning, and refrigeration circuits. The device is compliant with RoHS and REACH regulations, although these statuses are unverified. It includes a nut keeper connection type on both ends for secure wiring.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operating voltage is 690 V AC.
The dimensions are 140 mm in height, 76.2 mm in width, and 76.5 mm in depth.
The maximum short-circuit breaking capacity at 240 V is 150 kA.
Yes, it is RoHS3 compliant.