[Convenient and Durable]----Easy to work, the direct switch does not require a contactor. The control switch is a PC flame retardant material case, which is made of pure copper, copper copper point, nickel ed screws, waterproof push button, with plastic protective cover, waterproof and waterproof. oil, for longer use [Widely Used]----It is waterproof control switch, hold switch, drill switch and a push-button machine. Widely used in mechanical equipment, textile machinery, distribution box, ship, operation room, etc. Multi-purpose control switches apply to industrial equipment, production equipment, full cabinets, factory workshops, etc [Switch Details]----ON push buttons are self-locking, OFF push-buttons are reset automatically. The control switch is open working mode, the model is ka0 - 10kh, the mounting hole distance is about 7.7cm. The mechanical life of the control switches is about 1 million times and the electrical life is 500,000 times [Wiring Details]----Suitable for AC 50Hz electrical circuits ( 60Hz), voltage up to 380V, 220V. Both 220v single phase wiring and 380v three phase wiring can be used. The wiring includes the hot wire and the zero wire. The power used by the equipment is less than 1500W. If it is higher than that of the AC contactor, please cooperate with the AC contactor. Picture has wiring details. Please wire professionally [More Overview]----This switch is designed without NC, can control your motor directly, inner screw terminals ensure easy wiring. The control switch presses the green button, the button lock switch is on, the red button is pressed, the green button is on, and the switch is off. This switch is a commonly used equipment switch in many fields, and it also has the function of isolation