Installation Of Voltage Transformers Type 4Mt3 On The Busbar - Siemens 8DA10 Series Installation And Operating Instructions Manual

861-9601.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DA10 • Revision 11
24.1

Installation of voltage transformers type 4MT3 on the busbar

Fig. 123: 4MT3 busbar voltage transformer (shown
without cover)
➭ Isolate and earth the busbar.
➭ Verify safe isolation from supply.
➭ For first installation: Remove protective cap.
If available: Disassemble surge-proof caps of the outside-cone bushing.
➭ Clean the silicone adapter of the voltage transformer and the outside-cone bushing
carefully. Use a cleaning agent without solvents and a lint-free cloth.
➭ Grease the silicone adapter of the voltage transformer and the outside-cone bushing of
the voltage transformer mounting plate uniformly with mounting paste for cable sets.
➭ If not yet pre-assembled, mount the adapter plate on the voltage transformer.
Installation
① 4MT3 voltage transformer
②
Low-voltage plug connector
③ Adapter plate
④
Voltage transformer mounting
plate
⑤ Busbar housing
⑥ Distance sleeves
⑦ Outside-cone bushing
⑧
Hole with setnut for press-out bolt
107/214