Removal Of Voltage Transformers Type 4Mu4 From The Busbar - Siemens 8DA10 Series Installation And Operating Instructions Manual

861-9601.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DA10 • Revision 11
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).
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.
WARNING
Installation
119/214