Safety Technology Exchange Edition: Daily Question (2016.5.13)
Thread Content
bg8.png Type: Fill-in-the-blank question. Question: [Safety Techniques for Temporary Electrical Work] 1. When connecting or disconnecting temporary electrical circuits at a switch, the upstream switch should be ____ and a safety warning sign should be placed on it. 2. The temporary electrical distribution panels and boxes at the site should have ____ and hazard signs; they must also have rain protection measures. The panels, boxes, and doors should be able to close tightly and be locked. Power-off locking ； Voltage label
1. When connecting or removing temporary power circuits at a switch, the upstream switch should be _depowered and locked___, with a safety warning sign placed on it. 2. The temporary electrical distribution panels and boxes on site should have __voltage labels__ and hazard signs; they must also be protected from rain. The panels, boxes, and doors should be able to close tightly and be locked.
1. When connecting or removing temporary power circuits at a switch, the upstream switch should be __turned off__ and a safety warning sign should be placed there. 2. The temporary electrical distribution panels and boxes at the site shall have _rain protection measures__ and hazard signs; they must be equipped with rain protection, and their doors shall be able to close securely and be locked.
Warning sign for disconnecting temporary power supply
1. When connecting or removing temporary power circuits at a switch, the upstream switch should be powered off and locked _ along with a safety warning sign being placed there. 2. The temporary electrical distribution panels and boxes on site should have __numbers, voltage labels__, and hazard signs; they must also be protected from rain. The panels, boxes, and doors should be able to close tightly and be locked.