... ,machine life more than 10,000,000operation2.The structure design of dust-proof and oil-proof: 1)Switch body adopt compressed ... ,it will keep IP64 class. 2)Can be customized terminal part of epoxy resin to seal the product,but need choose the ... contact terminal:1500V 50/60Hz 1 min No-voltage metal part and terminal: 2000V 50/60Hz 1 min Ground and terminal ...