861-9601.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DA10 • Revision 11 109/214
Installation
➭ To let excess air out of the plug connection while mounting the voltage transformer,
fit a nylon thread or a cable strap into the inside cone of the silicone adapter in the voltage
transformer.
NOTICE
Risk of partial discharges at the outside-cone bushing.
Damage to the switchgear can be the consequence.
➭ Make sure that the connecting lug of the capacitive connecting point of the outside-cone
bushing is earthed.
①
Silicone adapter
②
Cable strap
③
Outside-cone bushing
WARNING
Risk of injury while transporting the voltage transformer
The voltage transformer may fall down during transport. Serious injury and property
damage can be the consequence.
➭ Secure the voltage transformer against falling down. If required, use a support.
➭ If necessary, transport the voltage transformer with several persons or with suitable aids.
CAUTION
Disruptive discharges due to air inclusions
Will damage the cast-resin bushing.
➭ While installing the voltage transformer, let excess air out of the plug-in connection with
a cable strap.
➭ Verify intact condition of the cable strap. If the cable strap was damaged when it was
pulled out, remove the voltage transformer and eliminate the residues of the cable strap.
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