3RV2321-4EC10

The SIRIUS 3RV2321-4EC10 is an S0-size starter combination circuit breaker with a rated current of 32A, a short-circuit instantaneous release value of 400A, a maximum breaking capacity of 55kA at 400V, screw terminal wiring, and a mechanical and electrical life of 100,000 cycles. It is supplied by Kenxin Motors under original factory authorization.

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The 3RV2321-4EC10 is a Siemens SIRIUS 3RV2 series S0 size circuit breaker with a rated current of 32A, suitable for short-circuit protection configurations of motor starter combinations.

Core Product Advantages and Features
Rated current 32A
With a short-circuit instantaneous release value of 400A, it provides reliable short-circuit protection.
High breaking capacity 55kA
At 400V, Icu reaches 55kA and Ics reaches 25kA, demonstrating excellent protection performance.
Long electromechanical life
It has a mechanical and electrical operating life of up to 100,000 cycles, making it durable and reliable.
M4 screw terminal
The wiring is secure and suitable for long-term use in industrial environments.
project Specification
Product Model 3RV2321-4EC10
Frame size S0
Rated current 32A
Short circuit instantaneous release value 400A
Maximum breaking capacity Icu 55kA (400V)
Operational breaking capacity Ics 25kA (400V)
Terminal type M4 screw terminal
Electromechanical lifespan 100,000 switches
Insulation voltage 690V AC
External dimensions 97mm (height) × 45mm (width) × 97mm (depth)