ENGLISH
Table of Contents Power-Style™ QED-2 Switchboards
3© 1988–2018 Schneider Electric All Rights Reserved80043-055-13
Table of Contents
Section 1—Introduction .......................................................................................... 7
Inspection and Packaging ................................................................................ 7
Document Replacement .................................................................................. 7
Section 2—Safety Precautions .............................................................................. 8
Section 3—Receiving, Handling, and Storing ........................................................ 9
Receiving ......................................................................................................... 9
Handling ........................................................................................................... 9
Handling with Lifting Straps ....................................................................... 9
Handling without Lifting Straps ................................................................ 11
Storing ............................................................................................................ 13
Section 4—Installation ......................................................................................... 14
Location ......................................................................................................... 14
Foundation Preparation ................................................................................. 14
Switchboard Preparation ................................................................................ 15
General Installation ........................................................................................ 15
Joining Shipping Sections—Outdoor Switchboards ....................................... 16
Joining Shipping Sections—Indoor Switchboards ......................................... 17
Anchoring for Seismic Qualifications ............................................................. 18
Responsibility for Mitigation of Seismic Damage..................................... 18
Maintaining Seismic Certification............................................................. 18
Anchoring QED-2 Equipment for Seismic Applications ........................... 19
Base Anchoring ....................................................................................... 20
Top Anchoring/Restraint .......................................................................... 22
Anchoring the Switchboard ............................................................................ 24
Through Bus Splice Connections ................................................................... 24
Ground Bus Splice Connections .................................................................... 25
Grounding and Bonding ................................................................................. 26
Service Equipment—Grounded System .................................................. 26
Service Equipment—Ungrounded System .............................................. 28
Not Service Equipment ............................................................................ 28
High-Impedance Grounded Neutral Systems .......................................... 28
Busway Connections ..................................................................................... 28
Busway Connection—NEMA Type 1 (Indoor) Only (Qwik Flange™) ...... 28
Busway Connections—NEMA Type 1 (Non-Qwik Flange) and
NEMA Type 3R........................................................................................ 30
Conduit Area .................................................................................................. 31
Cable Pulling .................................................................................................. 32
Cable Terminations ........................................................................................ 32
Cable Restraint for Short-Circuit Current Rating (SCCR) .............................. 33
Section 5—Pre-energizing Checkout Procedure ................................................. 36
Ground Fault Protection Systems .................................................................. 38
Section 6—Energizing the Switchboard ............................................................... 39
Section 7—Maintaining the Switchboard ............................................................. 40
General Inspection and Cleaning ................................................................... 40
Bus Bar Joints, Lug Terminations, and Insulating Materials .......................... 41
General Lubrication Information ..................................................................... 41
Automatic Transfer Switches ......................................................................... 41
Bolt-Loc Bolted Pressure Contact Switch Maintenance (800–4,000 A) ......... 42
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