1, hall door frame columns, door sets, hall door installation position is correct, firm and reliable, verticality ≤ 1/1000;
2, the hall door floor can not level ≤ 2/1000, higher than the ground plane 2 ~ 5mm;
3, the door and the door, the door in the door set, the door and the lower end of the door and the ground clearance 2 ~ 5mm;
4, door knife and hall door clearance 50 ~ 10mm, door lock roller and the car with the ground clearance 50 ~ 10mm;
5, the door lock lock hook, lock arm and moving contact movement is flexible, locking element tooth length ≥ 7mm.
6, the hall door closing and unlocking device teeth correct, flexible rotation.
7, the hall door electrical contact action is reliable, over-travel 3 ~ 4mm.
8, the hall door automatic reset function is reliable, flexible.
9, the hall door switch process is flexible, reliable, noise ≤ 65dB.