77
Instruction Booklet
IB022018EN
Effective July 2020
Instructions for the installation and
EATON
www.eaton.com
Appendix A - XGIS switchgear commissioning checklist,
continued
Medium voltage energizing sequence
Confirm all panel doors are closed, all cable compartment
access covers installed
Switch all CB off
Switch all 3PDS off
All panel doors are secured
Connect the incoming main sections
Switch on first panel 3PDS
Switch on first incoming main section panel CB. Busbar is
now at operating voltage
Before connecting further incoming main sections, ensure
that the phase angle of the panels is identical (for more
than one incoming power source)
Connect the outgoing feeder sections (loads) when these are
circuit breaker panels
Switch on 3PDS
Switch on CB
Connect the outgoing feeder sections (loads) when these are
switch-disconnector panels with fuses:
Switch on 3PDS
VDS will indicate voltage present when the equipment is
energized
Revise any circuit diagrams where installation and
commissioning has resulted in changes to the design
Complete the commissioning records including schematics,
wiring diagrams, etc. Make relevant copies (customer, DOC,
Greenwood)
Confirm that project accessories have been transferred to the
customer operators, engineers, etc.
Operating Manual
Project drawings and order documents
Kirk keys, door keys and padlock keys
3PDS manual operation T-handle
Earthing set (optional)
Plug-in indicator unit for capacitive indication – if necessary
Phase comparator in the case of more than one incoming
feeder (optional)
Provide Operator instruction in the switchgear operation
(theory and practice)