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The Siemens 3VA5270-5ED31-0AA0 is a 3-pole molded-case circuit breaker from the 3VA5 series, designed for system protection applications. This breaker operates with a rated current of 70A and offers a maximum rated operational voltage of 690V AC and 750V DC.
It provides robust protection with a breaking capacity of 35kA at 480V according to UL 489 standards, and 55kA at 415V according to IEC 60947 standards. The overcurrent release type is TM210 with LI protection function. The mechanical service life is typically 20,000 switching cycles.
Designed for DIN rail mounting, this circuit breaker has dimensions of 185mm height, 105mm width, and 83mm depth. It is compliant with UL 489 standards and is HACR Type.
Key electrical specifications include an insulation voltage of 800V and adjustable response currents for overload (Ir=70A) and short-circuit (Ii=700A).
| 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 this circuit breaker is 690 V with AC 50/60Hz and 750 V with DC.
The permanent rated current (Iu) is 70 A, and the operational current at 40°C is also 70 A.
According to UL 489, the breaking capacity at 480V is 35 kA. According to IEC 60947, the breaking capacity (Icu) at 415V is 55 kA and at 690V is 7 kA.
This circuit breaker is designed for DIN Rail mounting.
The RoHS status is RoHS3 Compliant.
The Moisture Sensitivity Level (MSL) is 1 Unlimited.