Siemens 3WL1232-2CB32-4AJ2 Fixed Circuit Breaker with ETU 25
Siemens 3WL1232-2CB32-4AJ2 fixed 3-pole circuit breaker with ETU 25.
The Siemens 3WL1232-2CB32-4AJ2 is a fixed-mounted, 3-pole circuit breaker in size II, rated for 3200A at up to 690V AC (50/60Hz). It offers an interrupting capacity (Icu) of 66kA at 500V with horizontal rear connections. This breaker is equipped with the ETU 25 electronic overcurrent release with LSI (Long-time, Short-time, Instantaneous) protection, adjustable from 0.4 to 1 times the rated current. It also features a motorized/manual operating mechanism with a spring-charging motor and various auxiliary releases.
This advanced circuit breaker is suitable for demanding industrial applications, including power distribution in large facilities, motor control centers, and systems requiring precise overcurrent protection and operational flexibility. The ETU 25 release allows for fine-tuning of protection settings to prevent nuisance tripping while ensuring effective fault clearing.
Stanlo Automation, a veteran-owned business, offers this Siemens 3WL1232-2CB32-4AJ2 circuit breaker, providing a cost-effective solution for your industrial automation needs. We pride ourselves on quality surplus parts and efficient service.
| Type | Fixed-mounted circuit breaker |
| Poles | 3 |
| Size | II |
| Rated Current (In) | 3200A |
| Max Voltage | 690V AC |
| Frequency | 50/60Hz |
| Interrupting Capacity (Icu) | 66kA at 500V |
| Connection | Rear horizontal |
| Overcurrent Release | ETU 25 LSI |
| Aux. Release | Shunt, Undervoltage |