ABB REX 521 Operating Manual page 18

5. Start the wiring work by connecting the safety
ground wire.
6. Connect the signal wire connectors. Fix female
side wire connectors with their fixing screws to the
male side connectors. Use a type PH 0 or PZ 0 (ISO
8764/2) screwdriver. Use tightening torque of 0.2
Nm.
7. Install the current and voltage wires. Only use
screwdriver and insert bits for Phillips (PH 1) cross-
recessed screws (M3.5). Use tightening torque of
0.8...1.2 Nm.
8. Finish the work and close the door.
C u t t i n g To o l O p e r at i n g G u i d e
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