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This Siemens 3VA5 molded-case circuit breaker, part number 3VA5180-6EF32-0AA0, is designed for system protection applications. It operates with a rated insulation voltage of 800V and a maximum operational voltage of 500V DC, with a rated operating voltage of 690V AC.
The breaker features an 80A operational current rating at 40°C, with derated values at higher temperatures. It provides overload protection with an adjustable response value (Ir) and short-circuit protection (Ii) adjustable from 5 to 10 times the rated current. The device has a mechanical service life of 20,000 switching cycles and electrical endurance ratings varying by AC voltage.
With a breaking capacity class of H according to IEC 60947, it offers a maximum short-circuit current breaking capacity (Icu) of 150 kA at 240V and 70 kA at 415V. According to UL 489 standards, the breaking capacity is 65 kA at 480V and 25 kA at 600Y/347V. The unit is designed for DIN rail mounting and has dimensions of 140mm height, 76.2mm width, and 76.5mm depth.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The rated operating voltage for this circuit breaker at AC is 690 V.
The operational current rating at 40°C is 80 A.
The breaking capacity according to UL 489 at 480 V is 65 kA.
This circuit breaker is designed for DIN rail mounting.
The typical mechanical service life is 20,000 switching cycles.
The protection function of the overcurrent release is LI.