When selecting an Automatic Air Circuit Breaker (ACB) for your industrial or commercial application, understanding the technical specifications is crucial. This ACB offers a robust solution with a rated current range of 1600-4000 A, providing flexibility to suit various electrical systems. It operates efficiently within a rated voltage of 690 VAC and boasts a high rated impulse withstand voltage of 12 kV, ensuring resilience against transient overvoltages.
The unit's rated insulation voltage stands at 1000 VAC, indicating its capacity to handle significant electrical stress without compromising safety or performance. With a breaking capacity and short time withstand current both rated at 66 kA, this circuit breaker is designed to manage high fault currents effectively, minimizing downtime and potential damage during fault conditions.
Equipped with the Ekip Touch LSIG trip unit, this ACB provides advanced protection features including long-time (L), short-time (S), instantaneous (I), and ground fault (G) protection modes. This ensures comprehensive coverage against various types of electrical faults while allowing precise adjustments tailored to specific requirements.
The frame size E4.2 indicates the physical dimensions and mounting compatibility, making it easier to integrate into existing systems or plan new installations. The horizontal rear spread terminal type facilitates efficient connectivity in complex setups where space optimization is key.
Compliance with IEC 309 standards assures users that this product meets international benchmarks for safety and performance in electrical installations. Additionally, the power loss rating of 900 W highlights its efficiency in operation, balancing energy consumption with effective circuit protection.
Overall, this Automatic ACB combines solid technical attributes with reliable performance standards suitable for demanding environments where precision and durability are paramount considerations in choosing protective equipment.