● Observe the motor for a while during no-load operation.
NOTICE
Overheating during test runs without water cooling
The motor can overheat without water cooling. Reduce the ON duration accordingly if the
water cooler is not to be operated during a test run.
● If it runs perfectly, connect a load.
– Check whether it is running smoothly.
– Record the voltage, current, and power values.
– As far as possible, record the corresponding values of the driven machine.
– Monitor and record the temperatures of the bearings, windings, and so on until the
system reaches a steady state.
See also
7.6
Overspeed
DANGER
Overspeed
When the exciter circuit is deactivated, the machine can enter operating conditions that
destroy the machine. Death, serious injury, or material damage will result.
● Interlock the control in such a way that the armature circuit can be connected only when
the exciter circuit is energized.
● If the exciter circuit fails, switch off the armature circuit immediately.
See also
7.7
Switch off
Switch-off is usually initiated and controlled by an automatic control. If the machine is not
switched off by a control, proceed as follows:
1. Switch the machine off.
2. Switch off any external fans.
Commissioning
7.7 Switch off
SIMOTICS DC 1GH5
Operating Instructions 02/2016
63
Summary of Contents for SIMOTICS DC 1GH5
Page 2: ...08 02 2016 10 31 V4 00 ...
Page 12: ...Introduction 1 1 About these instructions SIMOTICS DC 1GH5 12 Operating Instructions 02 2016 ...
Page 50: ...Assembling 5 3 Installing the machine SIMOTICS DC 1GH5 50 Operating Instructions 02 2016 ...
Page 76: ...Operation 8 9 Faults SIMOTICS DC 1GH5 76 Operating Instructions 02 2016 ...
Page 98: ...Maintenance 9 2 Repair SIMOTICS DC 1GH5 98 Operating Instructions 02 2016 ...
Page 110: ...Spare Parts 10 7 Speed sensor SIMOTICS DC 1GH5 110 Operating Instructions 02 2016 ...
Page 114: ...Service and Support SIMOTICS DC 1GH5 114 Operating Instructions 02 2016 ...
Page 118: ...Quality documents SIMOTICS DC 1GH5 118 Operating Instructions 02 2016 ...
Page 128: ...Index SIMOTICS DC 1GH5 128 Operating Instructions 02 2016 ...
Page 129: ......