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This Siemens SENTRON 3VA5 series molded-case circuit breaker, part number 3VA5140-6ED12-0AA0, is engineered for reliable system protection. It operates with a rated insulation voltage of 500V and a maximum operational voltage of 125V DC, with a rated operational voltage of 415V AC.
The breaker offers a nominal operational current of 40A at 40°C, with derated values at higher temperatures. Its breaking capacity according to UL 489 is 50kA at 277V and 18kA at 347V. The switching capacity class according to IEC 60947 is H, with a maximum short-circuit current breaking capacity (Icu) of 55kA at 240V and 5kA at 415V.
Designed for mechanical robustness, it has a typical mechanical service life of 20,000 switching cycles. Electrical endurance is rated at 8,000 cycles at 380/415V AC-1 and 4,000 cycles at 690V AC-1. The unit supports HACR Type applications.
Installation is facilitated by its DIN rail mounting type. The physical dimensions are 140mm in height, 25.4mm in width, and 76.5mm in depth, with a net weight of 0.407 kg. The overcurrent release is of type TM210 with LI protection function.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operational current is 40A at 40°C, 39A at 45°C, 39A at 50°C, 38A at 55°C, 37A at 60°C, 37A at 65°C, and 36A at 70°C.
According to UL 489, the breaking capacity is 100kA at 120V, 50kA at 277V, and 18kA at 347V. According to IEC 60947, the breaking capacity class is H, with Icu at 240V being 55kA and at 415V being 5kA.
The rated operational voltage at AC is 415 V.
This circuit breaker has 1 pole.
It uses DIN Rail mounting.