The Schneider Electric LC7K12004F7 is a TeSys K 4-pole contactor with a 110 V AC 50/60 Hz control coil, designed for switching resistive loads under utilisation category AC-1. Rated operational current is 20 A in AC-1 at Ue ≤ 440 V, with a rated breaking capacity of 110 A at 440 V, 80 A at 500 V, and 70 A at 660...690 V per IEC 60947. The power circuit impedance averages 3 mOhm at Ith 20 A 50 Hz, and heat dissipation is 3 W.
Standards, approvals, and lifecycle
This contactor carries approvals to EN/IEC 60947-4-1, GB/T 14048.4, UL 60947-4-1, CSA C22.2 No 60947-4-1, and JIS C8201-4-1, with an insulation voltage rating of 690 V per IEC 60947-4-1 and 600 V per UL 508.
Mounting, wiring, and environment
Mounts on a rail or plate; screw clamp terminals accept 1 or 2 conductors from 0.34 to 4 mm² (solid or flexible with/without ferrule), tightened to 1.3 N·m. IP2X finger protection per VDE 0106; flame retardance V1 per UL 94. Dimensions: 45 mm wide, 58 mm high, 57 mm deep — fits standard 45 mm modular enclosure spacing.
Durability and safety
Mechanical durability is 10 Mcycles; electrical durability is 0.3 Mcycles at 20 A AC-1 ≤ 440 V. Maximum operating rate is 3600 cycles per hour. Safety reliability: B10d = 1,369,863 cycles at nominal load and 20,000,000 cycles with mechanical load per EN/ISO 13849-1. Withstands shocks up to 15 Gn (closed) and vibrations up to 4 Gn, 5...300 Hz (closed) per IEC 60068-2-27 and IEC 60068-2-6.