Operation - Siemens SIRIUS 3RT Series System Manual

SIRIUS 3RT2 contactors/contactor assemblies
2.7 Accessories
Table 2- 60
Step
1
2
Note
The pneumatic delay block is attached on the front of the contactors and its auxiliary
contacts take the form of 1 NO contact and 1 NC contact. If the pneumatic timer is mounted
on a contactor, no other auxiliary contacts are permitted.
2.7.19.3

Operation

Table 2- 61
Step
1
2
3
206
Disassembling the pneumatic timer
Operating instruction
Press down the release lever on the
pneumatic timer.
Pull the pneumatic timer toward you and
remove it from the contactor.
Operating the pneumatic timer
Operating instruction
Set the required time range.
Press the plunger to start the pneumatic
timer.
Once the set time has elapsed, the plunger
will snap back out.
Figure
Figure
System Manual, 01/2011, A8E56203870002-03
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