Key Features 3‑Pole design: Enables switching of three phase main circuits or three separate poles. Compact construction: Space‑efficient design for control panels and motor starters. Auxiliary Contacts: Includes options for auxiliary contact blocks to extend functionality. Screw Terminals: Secure wiring with standard screw‑type connections. Wide Application: Suitable for motor control, lighting, and general power switching. Electrical Ratings Rated Control Circuit Voltage: Typical versions available for 220–230 V 50 Hz / 230–240 V 60 Hz AC. Rated Operational Voltage (Main Circuit): Up to 690 V AC. Rated Operational Current (AC‑3): 9 A at typical motor load duty. Rated Operational Current (AC‑1): Up to ~25 A for general resistive loads. Rated Insulation Voltage (Ui): ~1000 V AC. Rated Impulse Withstand Voltage (Uimp): High transient withstand capability. Contact Configuration: 3 main NO (normally open) contacts; auxiliary contact availability depends on variant. Coil & Performance Coil Voltage: Versions available in various AC coil voltages (e.g., 220–240 V AC). Coil Power Consumption: Designed for efficient operation with typical AC coil holding and pull‑in values. Operate / Release Times: Fast operation suitable for control applications with minimal delay. Mechanical & Durability Mechanical Life: Designed for many cycles of switching in industrial use. Electrical Life: Rated for continuous duty under normal load conditions. Mounting: Panel or DIN‑rail mounting depending on socket or accessory. Operating Temperature: Suitable for standard industrial ambient temperatures. Protection Rating: Terminal and body protection based on enclosure and installation. Physical & Installation Poles: 3 main poles. Terminal Type: Screw clamp style terminals for robust wiring. Dimensions & Weight: Compact form factor suitable for panels; lightweight construction. Typical Applications Motor starters in industrial automation systems. Switching of 3‑phase loads such as pumps, fans, and compressors. Control circuits requiring frequent switching and reliable performance. Power distribution and equipment control in manufacturing and process industries.