ABB OWIII, Инструкция по установке и эксплуатации

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I N S TA L L AT I O N A N D O P ER AT I O N M A N UA L O W I I I – I N D O O R D I S CO N N EC TO R 3
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Contents
1 Safety 4
2 Introduction 5
3 Technical description of OWIII (OWI) disconnectors 5
3.1 Functions 5
3.2 Construction and principle of operation 5
3.3 Designation of switch 8
3.4 Technical data 8
3.5 Mounting dimensions of OWIII disconnector 10
4 Installing 10
4.1 Inspection before installing 10
4.2 Supporting structure 10
4.3 Installation of insulating barrier 10
4.4 Adjusting the mechanical interlock between disconnector
and earthing 11
4.5 Mounting disconnector on support structure 11
4.6 Mounting and regulation of manual drive NRWO4/…-3 11
4.7 Coupling with HE manual drive 12
4.8 Coupling with motor drive UEMC 41 13
4.9 Mounting and regulation of auxiliary switch 14
4.10 Connecting in switchgear and earthing connection 14
4.11 Final works 14
5 Commissioning of disconnector 15
6 Operating procedure 15
6.1 Disconnector equipped with NRWO4-3 manual drive 15
6.2 Disconnector equipped with HE manual drive 15
6.3 Disconnector equipped with motor drive UEMC 41 16
7 Maintenance 16
7.1 Visual inspection 16
7.2 Periodical inspection 16
7.3 Maintenance work 16
7.4 Repairs 16
8 Packing, transport, storage 16
9 Withdraw from use 17
10 Spare parts 17