Table Of Contents; Mounting And Regulation Of Manual Drive Nrwo4 - ABB OWIII Installation And Operation Manual

I N S TA L L AT I O N A N D O P E R AT I O N M A N U A L
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Contents
1 Safety
2 Introduction
3 Technical description of OWIII (OWI) disconnectors
3.1 Functions
3.2 Construction and principle of operation
3.3 Designation of switch
3.4 Technical data
3.5 Mounting dimensions of OWIII disconnector
4 Installing
4.1 Inspection before installing
4.2 Supporting structure
4.3 Installation of insulating barrier
4.4 Adjusting the mechanical interlock between disconnector
4.5 Mounting disconnector on support structure
4.6 Mounting and regulation of manual drive NRWO4/...-3
4.7 Coupling with HE manual drive
4.8 Coupling with motor drive UEMC 41
4.9 Mounting and regulation of auxiliary switch
4.10 Connecting in switchgear and earthing connection
4.11 Final works
5 Commissioning of disconnector
6 Operating procedure
6.1 Disconnector equipped with NRWO4-3 manual drive
6.2 Disconnector equipped with HE manual drive
6.3 Disconnector equipped with motor drive UEMC 41
7 Maintenance
7.1 Visual inspection
7.2 Periodical inspection
7.3 Maintenance work
7.4 Repairs
8 Packing, transport, storage
9 Withdraw from use
10 Spare parts
and earthing
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