SIRIUS 3RR2 current monitoring relays
8.9 Accessories
SIRIUS Innovations
730 System Manual, 01/2011, A8E56203870002-03
8.9.2.2 Mounting
The terminal supports can be snapped onto 35 mm DIN rails according to DIN EN 50022.
They can also be screw-mounted.
The figure below shows how the terminal support for stand-alone assembly is mounted and
disassembled, based on the example of an analog setting current monitoring relay.
Table 8- 8 Mounting the terminal support (screw-type connection system)
Step Operating instruction Figure
1 Guide the current monitoring relay into the terminal
support from below.
2 Tighten the screws on the terminal support with a
Pozidriv size 2 (S00) or Pozidriv size 3 (S0)
screwdriver (tightening torque 0.8 to 1.2 Nm).
Check that the cable is clamped tight.
Table 8- 9 Mounting the terminal support (spring-loaded connection system)
Step Operating instruction Figure
1 Insert the contacts (a) into the central opening of the
main terminals on the terminal support, with the
contacts flush to the right. Make sure that the guide
tabs are inserted into the designated slots on the
terminal support.
D
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