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This Siemens SENTRON 3VA5 molded-case circuit breaker, part number 3VA5181-1MH36-0AA0, is a 3-pole unit designed for starter protection applications. It has an operational current rating of 1A across a temperature range of 40°C to 70°C and a rated operating voltage of 690V AC.
The circuit breaker offers a high breaking capacity, with a maximum short-circuit current (Icu) of 150kA at 240V and 70kA at 415V. The operating short-circuit current (Ics) is also 150kA at 240V and 70kA at 415V. The short-circuit making capacity (Icm) is 330kA at 240V and 154kA at 415V.
It features an adjustable short-circuit protection with an I-trip setting current (Ii) ranging from 5 to 12 times the nominal current. The mechanical service life is typically 20,000 switching cycles, with electrical endurance varying based on voltage and current conditions. This breaker is HACR Type certified.
Mounting is via DIN rail, and it has a lever actuator. The unit has an insulation voltage rating of 800V and a maximum power loss of 3W.
| 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 690V.
The operational current rating is 1A at temperatures ranging from 40°C to 70°C.
The breaking capacity (Icu) is 150kA at 240V, 70kA at 415V, and 10kA at 690V.
The setting current (Ii) for I-tripping is adjustable from 5 to 12 times the nominal current.
This circuit breaker has 3 poles.
This circuit breaker is designed for DIN Rail mounting.
Yes, this circuit breaker is certified as HACR Type.