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To disconnect the fiber-optic cables, proceed as follows:
1. Carefully unscrew the knurled nut
①
.
2. Pull the fiber-optic cable
②
out.
3. Insert the new fiber-optic cable as far as it will go. If correctly fitted, the white ID ring must be
flash with the opto-transmitter or opto-receiver.
4. Tighten the knurled nut
①
again by hand.
9.6.7
Replacing surge arresters
To replace the surge arrester, proceed as follows:
1. Release the screws.
2. Remove the defective surge arrester.
3. Insert the new surge arrester.
4. Screw the surge arrester in place with the following torque:
3EK7 = 40 Nm
3EJ2 = 70 Nm
The surge arrester must not be subject to a transverse force greater than 370 N.
Maintenance
9.6 Repairs
3rd Party LCI Control Upgrade
134
Operating Instructions, 02/2022, A5E31872818
Содержание SINAMICS MV 9LD4110-7EX70-1AA0
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Страница 60: ...Description 3 5 Options 3rd Party LCI Control Upgrade 58 Operating Instructions 02 2022 A5E31872818 ...
Страница 114: ...Operation 8 5 Fault and system messages 3rd Party LCI Control Upgrade 112 Operating Instructions 02 2022 A5E31872818 ...
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Страница 144: ...Service Support 3rd Party LCI Control Upgrade 142 Operating Instructions 02 2022 A5E31872818 ...
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