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The Siemens 3VA5125-1MH32-0AA0 is a molded-case circuit breaker from the SENTRON series, specifically designed for starter protection applications. This 3-pole breaker operates at a rated insulation voltage of 800V and an operating voltage of 690V AC.
It features an operational current of 25A across a wide temperature range from 40°C to 70°C. The breaker provides significant short-circuit protection with a maximum breaking capacity (Icu) of 150 kA at 240V and 70 kA at 415V. Its making capacity (Icm) is 330 kA at 240V and 154 kA at 415V.
Designed for durability, it has a typical mechanical service life of 20,000 switching cycles and electrical endurance ratings of 8,000 cycles at 380/415V and 4,000 cycles at 690V. The breaker is HACR Type certified according to UL 489.
Mechanically, the unit has dimensions of 140 mm height, 76.2 mm width, and 76.5 mm depth. It is designed for front connection using a nut keeper kit on both ends and supports conductor cross-sections from 12 x 1 mm to 17 x 6.5 mm. The mounting type is DIN Rail.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operating voltage for this circuit breaker at AC rated value is 690 V.
The operational current is 25 A at temperatures ranging from 40°C to 70°C.
This circuit breaker has 3 poles.
The maximum short-circuit breaking capacity (Icu) at 415V is 70 kA.
The dimensions are 140 mm in height, 76.2 mm in width, and 76.5 mm in depth.
This circuit breaker uses DIN Rail mounting.