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This Siemens 3VA5 molded-case circuit breaker, part number 3VA5140-5ED12-0AA0, is a 1-pole device designed for system protection applications. It features a rated operational voltage of 415V AC and a maximum DC operational voltage of 125V.
The breaker has a current rating of 40A at 40°C, with derated values at higher temperatures up to 70°C. Its breaking capacity according to UL 489 is 35kA at 277V, 85kA at 120V, and 18kA at 347V. According to IEC 60947, the breaking capacity (Icu) is 5kA at 415V and 36kA at 240V.
With a mechanical service life of 20,000 switching cycles and electrical endurance ratings of up to 8,000 cycles, this circuit breaker is built for durability. It has a maximum power loss of 3.73W and a net weight of 0.407 kg. The dimensions are 140mm in height, 25.4mm in width, and 76.5mm in depth. It is suitable for HACR type applications and features an LI overcurrent protection function with a TM210 release type.
The unit is designed for front connection and is suitable for DIN rail mounting.
| 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 is 415 V AC.
The current rating is 40A at 40°C.
The breaking capacity at 277V AC is 35 kA.
This circuit breaker has 1 pole.
The mounting type is DIN Rail.