3VA5270-5EF36-0AA0
Siemens
The Siemens 3VA5270-5EF36-0AA0 is a 3-pole molded-case circuit breaker rated for 70A and 690V. It features a breaking capacity of 35kA at 480V.
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The Siemens 3VA5270-7EF32-0AA0 is a three-pole circuit breaker designed for electrical circuit protection. It features a rated current of 70 amperes and a breaking capacity of 100 kiloamperes, making it suitable for high-current applications. The device is part of Siemens' 3VA52 series and is used in industrial and commercial electrical systems to prevent damage caused by overloads and short circuits.
This circuit breaker is mounted in a standard ATAM nut configuration, ensuring compatibility with typical electrical panels. Its robust design ensures reliable operation over a typical mechanical service life of 20,000 switching cycles and electrical endurance up to 8,000 cycles at 380/415 V AC. The breaker can operate at an operational voltage of up to 690 V AC, with a maximum rated operational voltage of 750 V DC and insulation voltage of 800 V.
The device's electrical characteristics include an operational current of 70A at temperatures up to 50°C, with a slight decrease to 67.9A at 55°C, and 66.5A at 60°C. It has a maximum short-circuit breaking capacity of 200 kA at 240 V, 110 kA at 415 V, and 10 kA at 690 V, ensuring high fault current interruption capability.
This circuit breaker is suitable for use in electrical distribution systems requiring reliable circuit interruption and protection for high-current loads.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operational voltage is 690 V AC.
The maximum insulation voltage is 800 V.
The breaking capacity at 240 V is 200 kA.