CC18SA24 is a 3-pole AC contactor with screw-only terminals designed for industrial motor control and power switching applications. It features a rated operational voltage of 690V with a rated insulation voltage of 690V and rated impulse withstand voltage of 6kV, operating at 50/60Hz frequency. The contactor delivers 18A at 200/240V (4.5 kW), 18A at 380/440V (7.5 kW), 13A at 500/550V (7.5 kW), and 9A at 690V (7.5 kW) in AC-3 duty cycle, with a maximum operating rate of 1800 operations per hour and mechanical durability of 15 million operations. The unit includes a standard 1NO1NC auxiliary contact, weighs 0.51 kg, and measures 45 × 73.5 × 117.7 mm, making it suitable for DIN rail or screw mounting in motor starter panels, control cabinets, and industrial automation systems requiring reliable switching performance.