Shop lifting gantry crane: prohibit using
time:Oct 19,2016
The Shop lifting gantry cranes prohibit using that has one of the following circumstances:
1. The electric hoist wire rope reach the scrap standards.
2. The electric hoist hooks, pulleys, drums reach the scrap standards.
3. The Shop lifting gantry cranes and hoist brake torque can not brake the rated load.
4. Shop gantry cranes Limit switch malfunction.
5. The gantry crane main force pieces have cracks.
6. Main beam has elastic deformation or permanent deformation, exceeds the repair boundary.
7. The wheels appear cracks, or seriously eating rail.
8. Electrical zero protection loss function or insulation can meet the specified value.
9. Gantry crane and electric hoist motor temperature rise exceeds the specified value.
10. Track loose, break, the end brake loss function.
11. New installation, modification, overhaul shop gantry crane do not pass the inspection.
12. Open-air workshop gantry crane can work when the wind exceed six degree.
