ABB ACQ580-31 - Page 113

Mechanical installation for ACH580-31 and ACQ580-31 113
5. Frame R3: First attach the side brackets (a) to the top and bottom U-brackets with
M6 nuts. Then attach the tightening brackets (b) to the both ends with M5×20
screws.
/HIW
5LJKW
4 × M5×20 screw
3 N·m
R0…R3: 4 × M6 nut
R4…R5: 8 × M6 nut
6 N·m
a
a
b
b
Note: Attach this end of the side
brackets to the bottom U-bracket to
make sure that the sealing is tight.