ENA Engineering Recommendation G83 Issue 1 Amendment 1
June 2008
Page 3
3
CONTENTS
1 PURPOSE................................................................................................................. 5
2 SCOPE…………..…………………………………………………………………………..6
3 REFERENCES.......................................................................................................... 7
4 DEFINITIONS............................................................................................................ 9
5 REQUIREMENTS ................................................................................................... 11
5.1 Connection Procedure ................................................................................. 11
5.2 Installation Wiring and Isolation ................................................................... 11
5.3 Interface Protection...................................................................................... 12
5.4 Quality of Supply.......................................................................................... 13
5.5 DC Injection ................................................................................................. 14
5.6 Power Factor ............................................................................................... 14
5.7 Short Circuit Current Contribution................................................................ 14
5.8 Technologies not referenced in the Annexes .............................................. 15
5.9 Certification Requirements .......................................................................... 15
6 OPERATION AND SAFETY................................................................................... 16
6.1 Operational Requirements........................................................................... 16
6.2 Labelling ...................................................................................................... 16
6.3 Maintenance & Routine Testing................................................................... 17
6.4 Earthing ....................................................................................................... 17
7 COMMISSIONING / DECOMMISSIONING AND ACCEPTANCE TESTING ......... 19
7.1 General ........................................................................................................ 19
7.2 Installation and Commissioning ................................................................... 19
7.3 Notification of Commissioning ..................................................................... 20
7.4 Notification of Decommissioning.................................................................. 20
APPENDIX 1 CONNECTION PROCEDURE FLOW CHART .......................................... 21
APPENDIX 2 APPLICATION FOR CONNECTION ......................................................... 22
APPENDIX 3 SSEG INSTALLATION COMMISSIONING CONFIRMATION .................. 24
APPENDIX 4 TYPE VERIFICATION TEST SHEET......................................................... 27
APPENDIX 5 SSEG DECOMMISSIONING CONFIRMATION......................................... 31
ANNEX A. NETWORK DESIGN CONSIDERATIONS.................................................. 32
ANNEX B. DOMESTIC CHP (DCHP) ........................................................................... 34
ANNEX C. PHOTO-VOLTAIC (PV)............................................................................... 39
ANNEX D. FUEL CELLS (FC) ...................................................................................... 45
ANNEX E. MICRO WIND (MW) .................................................................................... 53
ANNEX F. MICRO HYDRO (MH).................................................................................. 56