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This Siemens 3VA5140-4ED11-0AA0 is a 1-pole molded-case circuit breaker designed for system protection. It operates with a rated operational voltage of up to 415V AC and 415V DC, with a continuous current rating (Iu) of 40A at 40°C.
The circuit breaker offers a breaking capacity of 25kA at 277V according to UL 489 standards, and 5kA at 415V according to IEC 60947. It includes adjustable overcurrent protection with overload (Ir) set at 40A and short-circuit (Ii) adjustable from 400A to 400A. The device has a mechanical service life of typically 15,000 switching cycles and an electrical endurance of 8,000 cycles at 380/415V AC.
With a compact width of 25.4 mm and a height of 140 mm, it is suitable for DIN rail mounting. The insulation voltage is rated at 500V.
Key technical specifications include a maximum power loss of 3.4W. The overcurrent release type is 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 maximum rated operational voltage for AC is 415 V (50/60Hz) and for DC is 125 V.
The continuous operational current (Iu) is 40A at 40°C, with derated values at higher temperatures.
The breaking capacity is 25kA at 277V according to UL 489, and 5kA at 415V according to IEC 60947.
This circuit breaker is designed for DIN rail mounting.
The dimensions are 140 mm in height, 25.4 mm in width, and 76.5 mm in depth.