Siemens SIRIUS 3RH Series, System Manual

Page: 530 / 786

SIRIUS 3RU2/3RB3 overload relays
5.9 Accessories
SIRIUS Innovations
530
System Manual, 01/2011, A8E56203870002-03
5.9.4.2 Mounting/Disassembly
The figure below shows how the cable release with holder is mounted based on the example
of a size S00 3RU21 thermal overload relay:
Table 5- 26 Mounting the cable release
Step Operating instruction Figure
1 Attach the hook on the release slide to the
designated opening on the overload relay.
2 Fold the module up so that the locking latch
snaps into the overload relay.
3 Fit the actuating element in the front cover.
4 Attach the pushbutton to the former and the
connection wire.
5 / 6 Insert the cable release into the appropriate
opening and turn to tighten.
Ø 6.5 mm
≤ 8 mm
Disassembly
The figure below shows how to disassemble the holder for the cable release based on the
example of the 3RU21 thermal overload relay:
Table 5- 27 Cable release disassembly
Step Operating instruction Figure
1 Press the locking latch down.
2 Tilt the module toward you and take it off the
overload relay.