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The Siemens 3VA5112-5EC32-1AA0 is a 3-pole molded-case circuit breaker from the 3VA5 series, designed for system protection applications. It features a TM230 overcurrent release with LI protection function.
This circuit breaker has a rated operating voltage of 690V AC and an operational current of 125A at 40°C, derating to 109A at 70°C. Its breaking capacity according to UL 489 is 35kA at 480V and 85kA at 240V. The switching capacity class according to IEC 60947 is M.
With a 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, this breaker is built for durability. It is designed for front connection with a nut keeper kit and has dimensions of 140mm height, 76.2mm width, and 76.5mm depth. The mounting type is DIN Rail.
This model is also designated as HACR Type according to UL 489, suitable for Heating, Air Conditioning, and Refrigeration circuits. It does not feature communication or other measurement functions.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated operating voltage for the Siemens 3VA5112-5EC32-1AA0 circuit breaker is 690 V AC.
The operational current of the 3VA5112-5EC32-1AA0 at 40°C is 125 A.
The breaking capacity of the 3VA5112-5EC32-1AA0 at 480V is 35 kA.
The 3VA5112-5EC32-1AA0 features a TM230 overcurrent release with LI protection function.
The dimensions are 140 mm height, 76.2 mm width, and 76.5 mm depth.
Yes, the Siemens 3VA5112-5EC32-1AA0 is designated as HACR Type according to UL 489, making it suitable for Heating, Air Conditioning, and Refrigeration circuits.