3VA5270-7EC36-0AA0
Siemens
The Siemens 3VA5270-7EC36-0AA0 is a three-pole circuit breaker rated for 70A with a breaking capacity of 100KA.
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This Siemens SENTRON molded-case circuit breaker, part number 3VA5270-5EC36-0AA0, is a 3-pole unit designed for system protection applications. It features a rated operational current of 70A at 40°C, with derated values at higher temperatures. The breaker provides a breaking capacity of 35kA at 480V according to UL 489 standards, and 55kA at 415V per IEC 60947.
With a rated insulation voltage of 800V and an operating voltage of 690V AC, this circuit breaker is suitable for various industrial and commercial power distribution systems. It incorporates TM230 overcurrent release with LI protection function. The mechanical service life is rated for 20,000 switching cycles, and electrical endurance is 8,000 cycles at 380/415V.
The unit is designed for DIN rail mounting and has physical dimensions of 185mm height, 105mm width, and 83mm depth. It is HACR Type listed, indicating suitability for Heating, Air Conditioning, and Refrigeration circuits.
Key electrical specifications include a maximum power loss of 17W and an active power loss per pole of 5.7W. The adjustable response value current (I_g min.) is 70A. This circuit breaker is compliant with RoHS3, REACH Unaffected, and MSL 1 standards.
| 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 70A at 40°C, 45°C, and 50°C.
The operating voltage at AC is rated for 690 V.
The breaking capacity at 480 V is 35 kA.
The breaking capacity at 415 V is 55 kA.
This circuit breaker uses DIN Rail mounting.
The RoHS status is RoHS3 Compliant.
The Moisture Sensitivity Level is 1 Unlimited.