861-9601.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DA10 • Revision 11 119/214
Installation
25.2 Removal of voltage transformers type 4MU4 from the busbar
➭ Isolate and earth the busbar.
➭ Verify safe isolation from supply.
➭ Remove the low-voltage plug connector.
➭ Remove the 4 fixing bolts M8x35 of the fixing brackets at the voltage transformer mounting
plate.
Fig. 139: Removing the fixing bolts at the voltage transformer mounting plate
➭ Lift the voltage transformer at the upper crane eyes using a suitable rod (e.g. steel rod).
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.
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