Function: Protects industrial electric motors from electrical faults such as overcurrent, phase loss, and phase imbalance.
Configurations: Available in various suffix models depending on the setup, such as instantaneous (순시형) types, integrated or separated styles, and through-hole (관통식) or terminal (단자식) connection methods.
Voltage Rating: Commonly rated for 220V systems (e.g., ITF220, STF220, ISF220 variants).
