Aluminum Alloy Head Key Knob Switch

Zhejiang Weide Electric Co., Ltd. is one of the leading manufacturers and suppliers of aluminum alloy head key knob switch in China. With abundant experience, we warmly welcome you to buy the newest aluminum alloy head key knob switch from our factory. All customized products are with high quality and low price. Contact us for free sample.

Product advantages

 

 

Name: Aluminum alloy head key knob switch

Model: WD-A7-JY10F/WD-A7-JY11F/WD-A7-JY20F/WD-A7-JY10Z/WD-A7-JY11Z/WD-A7-JY20Z

Aluminum alloy head key knob switch is a commonly used position selection switch with locking function in the field of industrial control. It uses insulated plastic as the operating head shell, and can switch gears and lock the switch status by inserting the key. It has dual functions of circuit on/off control and permission management, and is widely used in mechanical equipment operation panels, automation control cabinets, elevator maintenance doors, safety protection doors and other scenarios that require operation permissions. It is an industrial control operating component that balances practicality and safety.

Aluminum alloy head key knob switch adopts an integrated molding engineering plastic operating head, with the main body mostly made of PA66 or PC flame-retardant plastic, which has excellent insulation performance and impact resistance, can prevent operators from accidentally touching and getting electric shock, and is also resistant to oil stains and aging, and can adapt to harsh operating environments in industrial workshops. The switch base is compatible with standard installation holes and is compatible with two mainstream panel openings of Φ 16mm/Φ 22mm. It has the same installation size as ordinary button switches, and can be directly replaced for equipment modification and upgrading without the need for re drilling, reducing the cost of renovation construction.

In terms of core functionality, it integrates the key switch with the position knob: only the key with the corresponding tooth shape can be inserted to rotate and switch gears. After removing the key, the switch will be locked in the current position, and unrelated personnel cannot change the operating status at will, avoiding the risk of misoperation from the source of operation. Common gear ranges include second gear self-locking (left/right position locking), third gear self resetting/third gear self-locking, etc., which can meet various control requirements such as power start stop selection, work mode switching, maintenance/operation status switching, etc; The contacts are made of silver alloy composite material, with low contact resistance and excellent arc resistance. The electrical life can reach hundreds of thousands of operations, and long-term use does not cause poor contact problems.

Aluminum alloy head key knob switch has been widely used in various industrial scenarios that require permission control: the working mode switching (manual/automatic/return to zero) of CNC machining centers, the start stop permission control of conveyor lines, the maintenance switch of elevator machine rooms, the emergency stop state locking of packaging equipment, the power selection switch of municipal engineering distribution cabinets, and even the power control of some public facilities will use this type of switch. With the characteristic of key locking, it effectively avoids the safety risks and production losses caused by unrelated personnel misoperation, and is the basic operating component with the lowest cost and highest reliability in the industrial safety control system.

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