Installation Of Voltage Transformers Type 4Mt3 On The Busbar - Siemens 8DB10 Installation And Operating Instructions Manual

864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06
26.1

Installation of voltage transformers type 4MT3 on the busbar

Fig. 100: 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.
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
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