Ametek Teseq CDN 3153-S63, User Manual, Page: 32 / 43

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13.2.1 Special ANSI C62.45 couplings
Selected coupling for single phase systems (one line and neutral with ground)
Connection of generator
Test type Ground Neutral Line
Basic 1 Lo HN HH
Basic 2 Lo
Supplemental 1 Lo HN
Supplemental 2 Lo HH
Diagnostic 1 HN Lo
Diagnostic 2 Lo HH
Lo: Connection to Surge generator low
H
G
: Connection to surge generator high
H
N
: Connection to surge generator high by coupling to capacitor C
N
H
H
: Connection to surge generator high by coupling to capacitor C
H
Selected coupling for single phase systems (two lines and neutral with ground)
Connection of generator
Test type Ground Neutral Line 1 Line 2
Basic 1 Lo HN H1 H2
Basic 2 Lo H1
Basic 3 Lo H2
Supplemental 1 Lo HN
Supplemental 2 Lo H1
Supplemental 3 Lo H2
Diagnostic 1 Lo H1 H2
Diagnostic 2 Lo H1 H2
Selected coupling for single phase systems (3-phase lines and neutral with ground)
Connection of generator
Test type Ground Neutral Line 1 Line 2 Line 3
Basic 1 Lo HN H1 H2 H3
Basic 2 Lo H2
Basic 3 Lo H3
Basic 4 H1 H1 Lo
Supplemental 1 Lo HN
Supplemental 2 Lo H1
Supplemental 3 Lo H2
Supplemental 4 Lo H3
Diagnostic 1 Lo H1 H2 H3
Diagnostic 2 Lo H1 H2 H3
Lo: Connection to Surge generator low
H
G
: Connection to surge generator high
H
N
: Connection to surge generator high by coupling to capacitor C
N
H
1
: Connection to surge generator high by coupling to capacitor C
1
H
2
: Connection to surge generator high by coupling to capacitor C
2
H
3
: Connection to surge generator high by coupling to capacitor C
3
For more information see IEEE/ANSI Standard C62.45