Connecting The Screw-Type Terminals; Disconnecting The Screw-Type Terminals - Siemens SIRIUS 3SK1 Manual

9.1.3

Connecting the screw-type terminals

Hazardous Voltage
Can Cause Death, Serious Injury, or Property Damage.
Before starting work, therefore, disconnect the system and devices from the power supply.
Requirements
● Cross-tip screwdriver size PZ 1 x 80.
● For suitable connection cross-sections of the cables, see the chapter "Connection data
for terminals (Page 170)".
Procedure
Step Instructions
1 Insert the relevant cable into square on the
screw-type terminal until it engages.
2 Hold the cable in the screw-type terminal.
3 Tighten the screw with a torque of 0.6 ... 0.8
Nm.
4 Pull on the cable to ensure it is screwed tight.
9.1.4

Disconnecting the screw-type terminals

Hazardous Voltage
Can Cause Death, Serious Injury, or Property Damage.
Before starting work, therefore, disconnect the system and devices from the power supply.
Requirements
● Cross-tip screwdriver size PZ 1 x 80
SIRIUS 3SK1 safety relays
Manual, 06/2018, A5E02526190021A/RS-AD/004
WARNING
WARNING
Connection
9.1 22.5 mm/17.5 mm devices
Figure
171