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This Siemens 3VA5103-1MH31-0AA0 is a 3-pole molded-case circuit breaker from the 3VA5 series, designed for starter protection applications. It features a permanent rated current of 3A, with operational current maintained at 3A across temperatures from 40°C to 70°C.
The breaker offers a high breaking capacity, with a maximum short-circuit current (Icu) of 70 kA at 415V and 10 kA at 690V. The operating short-circuit current (Ics) is also 70 kA at 415V and 5 kA at 690V. The short-circuit making capacity (Icm) is 154 kA at 415V and 17 kA at 690V.
With an insulation voltage of 800V and a maximum rated operational voltage of 690V AC, this circuit breaker is suitable for demanding electrical installations. It has a mechanical service life of typically 15,000 switching cycles and an electrical endurance of up to 8,000 cycles at 380/415V.
The unit is designed for DIN rail mounting and has a protection class of IP40 on the front. It operates within an ambient temperature range of -25°C to 70°C and has a storage temperature range of -40°C to 80°C. The breaker is HACR Type approved.
| 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 (Ue) for this circuit breaker is 690 V AC at 50/60 Hz.
The permanent rated current (Iu) is 3 A, and the operational current is maintained at 3 A across various temperatures from 40°C to 70°C.
The breaking capacity (Icu) is 150 kA at 240V, 70 kA at 415V, and 10 kA at 690V.
The circuit breaker can operate in ambient temperatures ranging from a minimum of -25°C to a maximum of 70°C.
Yes, this circuit breaker is RoHS3 Compliant.