YHJ-200J explosion-proof laser rangefinder repair safe operation rules
1. The working conditions of YHJ-200J explosion-proof laser distance meter
Article 1 The repairman of explosion-proof electrical appliances must go through professional training, pass the examination and obtain the qualification certificate, and then hold the certificate.
Article 2 is familiar with the relevant provisions of the "Coal Mine Safety Regulations", "Coal Mine Electromechanical Equipment Overhaul Quality Standards" and the relevant provisions of coal mine electrical explosion protection standards.
Article 3 Familiar with the performance, structure and principle of the equipment being repaired, and being able to work independently, the apprentice shall not be solely engaged in the repair work of explosion-proof equipment.
Second, YHJ-200J explosion-proof laser rangefinder safety regulations
Article 4 Do not drink alcohol before going to work, do not do anything unrelated to your job at work, and strictly abide by the relevant rules and regulations.
Article 5 During the repair process of explosion-proof electrical equipment, no less than two persons shall work together during the power-on test. Strictly implement the system of stopping power transmission, and live operation is strictly prohibited.
Article 6 The accessories and spare parts for inspection and repair shall use qualified products that meet the requirements of the standards, and shall not use homemade products without legal procedures, tests and inspections as accessories.
Article 7 If the explosion-proof electrical equipment fails to meet the explosion-proof requirements after being repaired, it is strictly forbidden to go down the well.
3. Preparation for operation of YHJ-200J explosion-proof laser rangefinder
Article 8 Prepare necessary materials, accessories, tools, test instruments and other utensils before repairing.
Article 9 Before lifting, pulling, lifting and moving explosion-proof electrical equipment, the appliances used should be inspected.
Article 10 Before overhauling the explosion-proof electrical equipment, the integrity of the explosion-proof equipment, the explosion-proof casing and the explosion-proof surface must be thoroughly inspected, and the inspection details shall be recorded in detail.
Article 11 Clean the dirty, rusty and paint-shedded parts of explosion-proof equipment.
4. Operation sequence of YHJ-200J explosion-proof laser rangefinder
Prepare tools, materials, accessories-equipment disassembly-detailed inspection of internal damage-inspection and inspection-cover after inspection-trial operation
5. Normal operation of YHJ-200J explosion-proof laser rangefinder
Article 12 When disassembling explosion-proof electrical equipment, special tools shall be used. Brutal disassembly and illegal operations are strictly prohibited.
Article 13 After the explosion-proof electrical equipment is disassembled, the explosion-proof surface shall be properly stored and stored, and those that do not meet the requirements for explosion-proof shall be treated. For the explosion-proof surface that is contaminated or partially handled, the roughness and explosion-proof gap after treatment In accordance with the provisions of explosion-proof standard parts, the explosion-proof surface should be passivated and coated with anti-rust oil.
Article 14 Damaged contacts, joints, coils, arc-extinguishing hoods and other parts shall be repaired to meet the quality standards of overhaul to ensure safe use, and various parts that cannot be repaired must be replaced.
Article 15 The selection of fuses and protection devices shall be consistent with the performance of electrical equipment. It is strictly prohibited to replace fuses with fuses.
Article 16 When repairing electrical equipment, it is not allowed to arbitrarily change the terminal sequence and markings on the original equipment. The replaced components must be verified, fixed firmly, and wired reasonably.
Article 17 After repair, the mechanical transmission part of the explosion-proof electrical equipment shall be flexible, the contact of the knife gate, the main and static heads of the main circuit and the auxiliary contacts shall meet the requirements, the internal wiring shall be firm without looseness, and the electrical protection shall be sensitive and reliable.
Article 18 Before installing the cover of the explosion-proof electrical equipment, the explosion-proof cavity must be inspected in detail, and there should be no debris left in the wire parts, etc., and keep the main explosion-proof cavity of the explosion-proof equipment and the explosion-proof cavity of each junction box clean and free of debris.
Article 19 When applying anti-rust paint to explosion-proof electrical equipment, the explosion-proof surface and sign shall not be contaminated.
Article 20 Check and test the explosion-proof performance of the equipment according to the prescribed items, and record the main parameters. If the prescribed requirements are not met, the cause shall be found, repaired and tested again until qualified.
Article 21 The responsibility system for overhaul of explosion-proof electrical equipment shall be implemented. Whoever overhauls and who is responsible shall strictly check the standards for overhaul of explosion-proof equipment.
Modern Luxury Crystal Chandelier,Decoration Crystal Chandelier,Restaurant Decoration Crystal Chandelier,Customize Home Crystal Chandelier
ZHONGSHAN DIKA LIGHTING CO.,LTD , https://www.dikalighting.com