RITZ SIS BUS BAR SYSTEMS, Installation Instructions Manual

Page: 5 / 130

Installation Instructions for SIS Bus Bar Systems A2MS001EN revision R05 5 / 130
4.5.2 TIGHTENING TORQUE VALUES .................................................................................................... 46
4.5.3 FASTENING BUS BAR ELEMENTS ................................................................................................ 46
4.5.4 SETTING FIXED BEARINGS ........................................................................................................... 47
4.5.5 SETTING SLIDING BEARINGS ....................................................................................................... 47
4.6 PREPARING THE EARTHING CABLES ......................................................................................... 47
4.7 INSTALLING CONNECTION SLEEVES .......................................................................................... 50
4.7.1 INSTALLING INDOOR CONNECTION SLEEVES........................................................................... 50
4.7.1.1 PREPARING INDOOR CONNECTION SLEEVES .......................................................................... 50
4.7.1.1.1 PREPARATION ON BOTH SIDES ................................................................................................... 50
4.7.1.1.2 PREPARING THE CONNECTION SLEEVE .................................................................................... 52
4.7.1.2 ESTABLISHING THE ELECTRICAL CONNECTION ....................................................................... 54
4.7.1.2.1 INSTALLING FLEXIBLE CONNECTORS AND CONTACT SPRINGS: ALUMINIUM-COPPER ..... 54
4.7.1.2.2 INSTALLING FLEXIBLE CONNECTORS AND CONTACT SPRINGS: COPPER-COPPER .......... 64
4.7.1.2.3 INSTALLING FLEXIBLE CONNECTORS AND CONTACT SPRINGS: OTHERS ........................... 68
4.7.1.2.4 TIGHTENING THE TORQUING ....................................................................................................... 69
4.7.1.2.5 MARKING THE BOLTED CONNECTIONS ...................................................................................... 70
4.7.1.2.6 CLEANING THE CONTROLLED SYSTEMS ................................................................................... 70
4.7.1.3 CLOSING INDOOR CONNECTION SLEEVES ............................................................................... 72
4.7.1.3.1 ALIGNING THE CONNECTION SLEEVE PIPE ............................................................................... 72
4.7.1.3.2 SCREWING THE SEALING FLANGE IN PLACE ............................................................................ 73
4.7.1.3.3 EARTHING THE INDOOR CONNECTION SLEEVE ....................................................................... 74
4.7.2 INSTALLING OUTDOOR CONNECTION SLEEVES ...................................................................... 75
4.7.2.1 PREPARING OUTDOOR CONNECTION SLEEVES ...................................................................... 75
4.7.2.1.1 PREPARING THE BELLOWS .......................................................................................................... 75
4.7.2.1.2 PREPARATION ON BOTH SIDES ................................................................................................... 78
4.7.2.1.3 PREPARING THE CONNECTION SLEEVE PIPE ........................................................................... 80
4.7.2.2 ESTABLISHING THE ELECTRICAL CONNECTION ....................................................................... 81
4.7.2.3 ALIGNING THE CONNECTION SLEEVE PIPE ............................................................................... 82
4.7.2.4 EARTHING THE OUTDOOR CONNECTION SLEEVE ................................................................... 83
4.7.2.5 CLOSING THE CONNECTION SLEEVE AND BELLOWS ON BOTH SIDES ................................ 84
4.8 SETTING UP ELECTRICAL CONNECTIONS ON SWITCHGEARS OR TRANSFORMERS ......... 86
4.8.1 BUS CONNECTION ......................................................................................................................... 86
4.8.2 INSTALLATION WITH AL ELAST CONTACT DISCS ..................................................................... 86
4.8.3 INSTALLATION WITH CONICAL SPRING WASHER ..................................................................... 87
4.9 EARTHING THE BUS BAR SYSTEM .............................................................................................. 88
4.9.1 WHEN EARTHING VIA EARTHING NUT APPLIES ........................................................................ 89
4.9.2 WHEN EARTHING VIA EARTHING NUT DOES NOT APPLY ........................................................ 91
4.9.2.1 REGARDING INDOOR BUS BAR SYSTEMS ................................................................................. 91
4.9.2.2 REGARDING OUTDOOR BUS BAR SYSTEMS ............................................................................. 93
4.10 FINAL INSPECTION ......................................................................................................................... 94
4.10.1 VISUAL INSPECTION AND FILLING OUT THE CHECK LISTS ..................................................... 94