Set Values For Monitoring The Winding Temperature; Test Run; Table 7-3 Set Value For Commissioning; Table 7-4 Set Values During Normal Operation - Siemens SIMOTICS FD 1LN1 Operating Instructions & Installation Instructions

Low-voltage motor
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7.8

Set values for monitoring the winding temperature

Prior to commissioning
Before running the machine for the first time, set the temperature value for shutdown on the
monitoring device.
Table 7-3
Set value
Alarm
Shutting down
Normal operation
1. Measure the normal operating temperature T
2. Set the values for shutdown and warning corresponding to the operating temperature T
Table 7-4
Set value
Alarm
Shutting down
7.9

Test run

After installation or inspection, carry out a test run:
1. Start up the machine without a load. To do this, close the circuit breaker and do not switch
2. If the machine is running smoothly and evenly, switch on the cooling equipment. Continue
SIMOTICS FD 1LN1
Operating Instructions 01/2019
Set value for commissioning
° C.
Set values during normal operation
off prematurely. Check whether it is running smoothly.
Switching the machine off again while it is starting up and still running at slow speed should
be kept to a bare minimum, for example for checking the direction of rotation or for checking
in general.
Allow the machine to run down before switching it on again.
to observe the machine for a while in no-load operation.
7.8 Set values for monitoring the winding temperature
of the winding at the installation location in
op
Temperature for insulation class 180(H)
T
op
T
op
Temperature
170° C
180° C
+ 10 K ≤ 170° C
+ 15 K ≤ 180° C
Start-up
.
op
105

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