Siemens 8DA10 Series Installation And Operating Instructions Manual page 109

861-9601.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DA10 • Revision 11
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.
➭ 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.
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.
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.
NOTICE
①
②
③
WARNING
CAUTION
Installation
Silicone adapter
Cable strap
Outside-cone bushing
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