3VA5140-5ED31-1AA0
Siemens
The Siemens 3VA5140-5ED31-1AA0 is a 3-pole molded-case circuit breaker designed for line protection. It offers a 40A current rating and a 35kA breaking capacity at 480V.
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The Siemens 3VA5140-4EF31-0AA0 is a 3-pole molded-case circuit breaker from the 3VA5 series, designed for line protection and system protection applications. It features a permanent rated current (Iu) of 40A, with operational current ratings adjusted for ambient temperatures up to 70°C.
This circuit breaker operates at a maximum rated operational voltage of 690V AC and 500V DC, with an insulation voltage (Ui) of 800V. It provides overload protection with an adjustable response current (Ir) range of 32A to 40A and short-circuit protection with an adjustable instantaneous trip range (Ii) from 200A to 400A. The breaking capacity according to IEC 60947 is 36kA at 415V and 5kA at 690V. According to UL 489, the breaking capacity is 25kA at 480V.
Mechanically, the unit has a typical service life of 15,000 switching cycles. Its dimensions are 5.5 inches in height, 3 inches in width, and 3 inches in depth. The breaker is designed for DIN rail mounting.
Environmental compliance includes RoHS3 compliance, MSL 1, and REACH unaffected status, though these are currently unverified.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The permanent rated current (Iu) is 40A.
The maximum rated operational voltage with AC 50/60Hz is 690 V.
The breaking capacity current at 480V according to UL 489 is 25 kA.
It has 3 poles.
It supports DIN Rail mounting.
