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This Siemens 3VA5210-1BB32-0AA0 is a molded-case circuit breaker designed for line protection. It features a 3-pole configuration and a nominal current rating of 100A, with operational current maintained up to 70°C.
The circuit breaker operates at a rated voltage of 690V AC and has a maximum breaking capacity of 100kA at 480V. The overcurrent release is designated as MCS110, with an adjustable instantaneous trip current (Ii) ranging from 2500A to 2500A. It is designed for HACR Type applications according to UL 489.
With a mechanical service life of 20,000 cycles and electrical endurance ratings of 8,000 cycles at 380/415V and 4,000 cycles at 690V, this breaker is built for durability. It has a maximum power loss of 8.7W, with 2.9W active power loss per pole at rated current in hot operating state. The unit weighs 2.2 kg and features front connections with a nut keeper kit.
Mounting is facilitated via DIN rail. The dimensions are 185mm in height, 105mm in width, and 83mm in depth. Connection screws accommodate conductor cross-sections from 13 x 1 mm up to 25 x 8 mm, with silver-plated surfaces.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operational current is 100A at temperatures ranging from 40°C to 70°C.
The rated insulation voltage (Ui) is 800V, the maximum rated operational voltage (Ue) with DC is 750V, and the rated operating voltage at AC is 690V.
The short-circuit breaking capacity is 100kA at 480V.
It is a 3-pole circuit breaker.
It is designed for DIN rail mounting.