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This Siemens 3VA5105-1MU36-0AA0 is a molded-case circuit breaker from the 3VA5 series, designed for starter protection applications. It features a 3-pole configuration and a rated operational current of 5A at various temperatures up to 70°C.
The circuit breaker operates at a rated voltage of 690V AC and has an insulation voltage of 800V. It offers significant breaking capacity, with a maximum short-circuit current (Icu) of 150 kA at 240V and 70 kA at 415V. The overcurrent release is adjustable, with a setting current (Ii) range of 3 to 7 times the nominal current.
Designed for reliability, it has a typical mechanical service life of 20,000 switching cycles and electrical endurance ratings of up to 8,000 cycles at 380/415V. The unit is HACR Type certified according to UL 489. It is suitable for DIN rail mounting.
Key electrical specifications include a maximum power loss of 8W and an active power loss of 2.7W per pole under hot operating conditions. The short-circuit protection is defined by an adjustable Ii setting.
| 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 is 5A at temperatures ranging from 40°C to 70°C.
This circuit breaker has 3 poles.
The breaking capacity (Icu) at 415V is 70 kA, and the operating short-circuit current capacity (Ics) at 415V is also 70 kA.
The setting current (Ii) for the short-circuit protection is adjustable from 3 to 7 times the nominal current (In).
Yes, this circuit breaker is designed as a Heating, Air Conditioning, and Refrigeration (HACR) Type according to UL 489.