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• Schneider Electric LC1D TeSys D contactor. Schneider Electric TeSys D contactors are highly reliable contactors with long mechanical and electrical life. This series is designed for control system integration and can be used to create motor starters in a variety of applications. TeSys D contactors are quick and easy to set up while maintaining compliance with international standards. Features and Advantages: Enhanced switching function with built-in auxiliary contacts Screw connection: Supports panel mounting or DIN rail mounting with IP20 finger protection terminal Screws for both North American and international terminal markings. Bidirectional peak limiting diode suppressor to protect the coil. Easy-to-install accessories. Flexible control circuits for a wide range of applications What do TeSys contactor usage categories AC1 and AC3 mean? Contactor usage categories define make/break current values based on the Type of load being controlled and operating cycle conditions. AC-1: Applies to all AC equipment with a power factor of 0.95 or greater. Examples of use: resistive loads, heaters, power distribution, etc. AC-3: Applicable to three-phase squirrel cage motors where a break occurs during motor operation. Examples of use: all three-phase cage motors, elevators, escalators, conveyors, bucket elevators, compressors, pumps, mixers, air conditioning units, etc. What accessories are available Auxiliary Contact Block with sawtooth wiping action Front-mounted dust-proof Auxiliary Contact Block. Pneumatic time delay block. Transient voltage Surge Suppressor. Interface module and electronic timer. Mechanical Latch Block. Is the TeSys D series a double break pole Type contactor? Yes, the TeSys D series offers double break poles by translation.