Connecting The Screw-Type Terminals - Siemens SIRIUS 3RN2 Manual

6.3

Connecting the screw-type terminals

Hazardous Voltage
Can Cause Death, Serious Injury, or Damage to Property.
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 Connection data for
terminals (Page 38) chapter
Procedure
Step
1
2
3
SIRIUS 3RN2 thermistor motor protection relay
Manual, 10/2016, A5E34244868002A/RS-AA/001
WARNING
Instructions
Insert the relevant cable into
square on the screw-type
terminal until it engages.
Hold the cable in the screw
terminal.
Tighten the screw with a
torque of 0.6 to 0.8 N.
Pull on the cable to ensure it
is screwed tight.
6.3 Connecting the screw-type terminals
Figure
Connection
39