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This Siemens 3VA5125-6EC41-0AA0 is a 4-pole molded-case circuit breaker designed for system protection. It operates with a rated insulation voltage of 800V and a maximum rated operational voltage of 690V AC at 50/60Hz, and 600V DC.
The breaker has a permanent current rating of 25A, with operational current varying slightly with temperature, from 25A at 40°C down to 22.1A at 70°C. It features a breaking capacity class H according to IEC 60947, with a maximum short-circuit current (Icu) of 150kA at 240V and 70kA at 415V. Under UL 489 standards, its breaking capacity is 65kA at 480V and 25kA at 600Y/347V.
Adjustable parameters for short-circuit protection include a minimum response value (Ii) of 25A and a maximum of 300A. The mechanical service life is typically 15,000 switching cycles, with electrical endurance varying by voltage and load conditions. The unit is designed for DIN rail mounting and has a height of 5.5 inches.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The maximum rated operational voltage for this circuit breaker is 690 V AC at 50/60Hz and 600 V DC.
The breaking capacity according to UL 489 at 480V is 65 kA.
The permanent current rating (Iu) is 25 A, and the operational current at 40°C is also 25 A.
This circuit breaker has 4 poles.
This circuit breaker supports DIN Rail mounting.