Reinstalling covers
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Reinstalling cover, frames R1...R4
1.
Reinstall the cover: Put the tabs on the cover top in their counterparts on the
housing (1a) and the press the cover (1b).
IP66 (UL Type 4X): Reinstall the cover.
2. Tighten the retaining screw at the bottom with a T20 Torx screwdriver.
IP66 (UL Type 4X): Tighten and secure the 8 screws to 2.5 N·m (1.8 lbf·in) with
a T20 Torx screwdriver.
IP21 (UL Type 1) R1...R2
1b
IP55 (UL Type 12) R1...R3
1b
Electrical installation – North America 209
1a
2
1a
2
×2
IP21 (UL Type 1) R3...R4
1b
IP55 (UL Type 12) R4
1a
1b
1a
2
×6
2