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This Siemens Sentron molded-case circuit breaker, part number 3VA5112-4EC36-0AA0, is designed for system protection and features a 3-pole configuration.
It has a rated operational current of 125A at 40°C and can operate at up to 690V AC. The breaker provides a breaking capacity of 25kA at 480V and 5kA at 690V according to IEC 60947 standards. It also meets UL 489 standards with a breaking capacity of 25kA at 480V and 14kA at 600Y/347V.
The circuit breaker utilizes a TM230 trip unit with LI protection function. It has a mechanical service life of 20,000 switching cycles and electrical endurance ratings of 8,000 cycles at 380/415V and 4,000 cycles at 690V.
Designed for DIN rail mounting, this breaker has dimensions of 3 inches wide, 3 inches deep, and 5-1/2 inches high, with an IP40 enclosure type. It is HACR Type listed.
| 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, and the maximum rated operational voltage with DC is 500 V.
The operational current rating at 40°C is 125 A, decreasing to 109 A at 70°C.
According to UL 489, the breaking capacity is 65 kA at 240 V, 25 kA at 480 V, and 14 kA at 600 Y/347 V. According to IEC 60947, it is 85 kA at 240 V, 36 kA at 415 V, and 5 kA at 690 V.
This component is RoHS3 Compliant.
The Moisture Sensitivity Level (MSL) is 1 Unlimited.