The
Terasaki Mechanical Interlock (Between Two ACBs) is engineered to provide reliable mechanical safety interlocking in electrical power distribution systems. It is commonly used in
main–standby, utility–generator, and dual-incomer applications, where preventing parallel operation is critical.
This interlock system physically links two Air Circuit Breakers so that when one ACB is in the ON position, the other is mechanically locked in the OFF position. This eliminates the risk of back-feeding, short circuits, and equipment damage, ensuring operational safety and compliance with electrical standards.
Manufactured with robust materials and precision engineering, the Terasaki Mechanical Interlock offers long-term reliability and smooth operation. It integrates seamlessly with Terasaki ACBs and is ideal for industrial plants, commercial buildings, hospitals, data centers, and power distribution panels.