Table Of Contents - ABB UniGear ZS3.2 Instruction Manual

Table of Contents

Table Of Contents3
Safety Information4
Summary5
Service Conditions5
Technical Data6
Dimensions7
Switchgear Panel Structure And Equipment Installed8
Enclosure And Partitions8
Compartments In The Switchgear Panels8
Interlocks/Protection Against Maloperation9
Withdrawable Part9
Busbar Compartment9
Cable Connection Compartment/Low-Voltage Compartment9
Main Apparatuses10
Circuit Breaker10
Instrument Transformers11
Surge Arrester11
Eearthing Switch11
Current Transformers/Voltage Transformers11
Parts View And Identification12
Dispatch And Storage17
Assembly Of The Switchgear At Site19
Assembly Of The Switchgear Panels20
Installation Of The Busbars And Bushings21
Connection Of The Power And Control Cables21
Earthing The Switchgear21
Concluding Installation Work21
Contact Spring Installation27
Busbar Barriers29
Arrangement And Bolting Of Single And Double Conductor30
Arrangement Of The Busbar And Tee-Off Conductor At The Busbar End30
Busbar Diagram30
Operation Of The Switchgear32
Commissioning32
Start-Up32
Switching Operations32
Withdrawable Circuit-Breaker Part33
Earthing Switch33
Testing The Off-Circuit Condition33
Testing Of In-Phase Condition34
Maintenance39
Inspection And Servicing39
Repair40
Switchgear Surface40
Replacement Of Components40
Tests On Withdrawable Parts With Circuit-Breakers Of Vd4 Or Hd441
Checking The Auxiliary Switch Settings On Withdrawable Parts41
Testing Of Interlock Conditions41
Tests On The Switchgear Panel42
Auxiliary Switch Setting On The Earthing Switch42
Spare Parts, Auxiliary Materials And Lubricants42
Product Quality And Environmental Protection44