All electrical switch on the meter box transparent, flexible and reliable should be no significant noise, cables and terminal knot should be no loosening, moving contacts at the wire cable knot should be no breakage. Transparent meter box to replace the fuse, the fuse should be made to the loop current and the current match. Transparent meter box control voltage on the different nature of the box, when maintenance must distinguish circuit to prevent short circuit accidents. Disconnect the power and check the control cabinet rack is a reliable ground, and ground resistance of less than 4Ω. Use a soft brush or hair clear panel plug-ins and all parts of the dust of the electromagnetic switch, control box and check the status of the electrical meter box switch contacts, exposure, movement coil exterior insulation and mechanical components is reliable. Transparent meter box is how to lay cables inside it? Should pay attention to the interior line shop which some problem? Here we look at it. 1. All components transparent meter box should be strictly choose to have anti-aging, anti-UV, non-metallic fire retardant, corrosion withstand external resistance, impact resistance, excellent performance of FRP pressing. 2. The meter box look smooth, no crack scars meter box wholesale, no bubbles, no surface curing bad, through the pinhole, dipping, laceration and visible bubbles; compact box component structure, reasonable layout, alignments and smooth clear meter box large, one-piece base has to go trough to regulate and facilitate wiring. 3. snap tight overall meter box meter box technology, can turn 180 ° for easy maintenance. Can burglar bolts, seals, padlock triple chain protection between the lid and the base product, and all three are in an enclosed space, effective waterproof, anti-rust, anti-aging, anti-theft. Meter box business, Jinyang Electric (certified), meter boxes provided by LELING Jinyang Electric Co. LELING Jinyang Electric Co., Ltd. (www.dzjydq.com) is a leader in Dezhou, distribution equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Jinyang Electric in leadership with the staff warmly welcome all inquiries negotiations to create a better future Jinyang appliances.