1, the general requirements 1) Installation work should be carried out from top to bottom, to avoid three-dimensional cross-operation, to prevent injury and damage to equipment. 2) Where more than two people install or operate the same equipment, call response system should be established. 3) Place or place the device, the foot should not be placed under the device to prevent crushing. 4) When using the wrench, do not put on the pipe. 2, switch installation 1) Do not climb bushing or insulators when adjusting switches, disconnectors and lead wires. 2) Switch, isolating switch for installation and adjustment, in the isolation of the edge of the blade and movable contact near no one. 3) When adjusting and checking switches, disconnecting switches and their transmission devices, be aware that the switch is operated by accidental touch, misoperation or accidental tripping to prevent injury. 4) high-voltage switchgear for remote operation test, should be set in the vicinity of the switch to monitor. National provinces and cities 2017 two construction division registration and other test information, click to subscribe >> Click QQ number to join the group to meet the test friend [2017 two construction division 5jianshe99]: Fine Chemicals,Dyclonine Hydrochloride,Pinane Hydroperoxide,Ferrous Oxalate Henan Tianfu Chemical Co.,Ltd , https://www.tianfuchem.com