The role of double girder crane safety gates

No matter what job security is always the first one, especially in this heavy machinery. Let's tell you about the role of double girder crane safety doors.
Double girder crane safety protection on the hatch door, cab doors and access doors will have a door switch, inspection, maintenance and when the double beam foundry cranes operation or maintenance personnel to the crane, you must open the hatch door to Crane go on stage, or open the access door to the crane rail beam, then opened the door electrical switch normally closed contacts open, the main contactor release electrical box, and then cut off the crane power supply, so that the foundry overhead crane can not start at the same time This protection allows maintenance personnel to avoid the threat of the car on the bridge slip line charged, but also to prevent injuries to others, start car maintenance personnel