up down waterproof crane control button for hoist crane control station
The COB series of waterproof crane control button is drawing on the expertise of similar products at home and abroad, the latest development of the product. The remaining plastic shell, beautiful, strong, lightweight grip; reasonable structure, advanced, contact capacity; mechanical interlocking positive and negative direction of control can, if necessary, also achieve interlock circuit, the use of more secure, reliable, and can adopt different Function switches and buttons arranged in form satisfactory station; configuration cable jacket and waterproof rubber sealing strip, has a good (IP65 level) performance of dust and rain, so this product is especially suitable for open-air, rain and snow, dust more against the environment Operations and staffing damp places, such as electric hoist, open-air conveyor belt materials, building remote control electrical equipment industry.
Normal operating conditions
1.Ambient temperature -25 °C ~+40°C 2.Allowing the average temperature is +40°C Humidity 90% of the environment that allows for use by rain intrusion.
3.No danger of explosion media. And the media without sufficient corrosion metal, rubber, destruction, insulating gas(liquid) body.