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Diagrams
G e n e r a l
215
H1
H2
H3
H4
H5 H6
H7
H8
H9
H10
X4
X3 X2
X1
PRIMARY: 190/200/208/220 x
380/400/416/440 Volts
SECONDARY: 110/220 Volts
65
Connect
Connect
Primary Primary
Inter-
Secondary
Volts
Lines To
Connect
Lines To
190
H1 & H7
H1 to H6
H2 to H7
200
H1 & H8
H1 to H6
H3 to H8
208
H1 & H9
H1 to H6
H4 to H9
220
H1 & H10
H1 to H6
H5 to H10
380
H1 & H7
H2 to H6
400
H1 & H8
H3 to H6
415
H1 & H9
H4 to H6
440
H1 & H10
H5 to H6
Secondary Volts
220
X2 to X3
X1-X4
110/220
X2 to X3
X1-X2-X4
110
X1 to X3
X1-X4
X2 to X4
PRIMARY: 600 Volts Delta
SECONDARY: 240 Delta/120 Volts
TAPS: 2, 2
1
/
2
% ANFC, 4, 2
1
/
2
% BNFC
X1
X2
X3
X4
H1
H3
H2
123
123
12345
45
45
67
67
67
Primary
Connect Leads
Volts
%
to Tap No.
630
105
1
615
102.5
2
600
100
3
585
97.5
4
570
95
5
555
92.5
6
540
90
7
Secondary Volts
240
X1, X2, X3
120
X1, X4, or
X2, X4
69
PRIMARY: 240 Volts Delta
SECONDARY: 480Y/277 Volts
TAPS: 2, 5% BNFC
H3
X1
H3
123
123
X2
123
X3
H2
H1
H0
70
Primary
Connect Leads
Volts
%
to Tap No.
240
100
1
228
95
2
216
90
3
Secondary Volts
480
H1, H2, H3
277
H1 to H0
1 phase
H2 to H0
H3 to H0
PRIMARY: 240 Volts Delta
SECONDARY: 480Y/277 Volts
TAPS: 2, 2
1
/
2
% ANFC & BNFC
71
Connect
Connect
Primary Primary
Inter-
Secondary
Volts
Lines To
Connect
Lines To
252
X1, X2, X3
1
246
X1, X2, X3
2
240
X1, X2, X3
3
234
X1, X2, X3
4
228
X1, X2, X3
5
Secondary Volts
480
H1, H2, H3
277
H1 to H0
1 phase
H2 to H0
H3 to H0
H0
12345
12345
12345
X3
X2
X1
H1
H2
H3
PRIMARY: 380 Volts Delta
SECONDARY: 208Y/120 Volts
TAPS: 2, 2
1
/
2
% ANFC, 4, 2
1
/
2
% BNFC
X1
H1
X2
X3
H3
H2
X0
123
123
12345
45
45
67
67
67
Primary
Connect Leads
Volts
%
to Tap No.
399
105
1
390
102.5
2
380
100
3
371
97.5
4
361
95
5
352
92.5
6
342
90
7
Secondary Volts
208
X1, X2, X3
120
X1 to X0
1 phase
X2 to X0
X3 to X0
72
PRIMARY: 440 Volts Delta
SECONDARY: 220Y/127 Volts
TAPS: 2, 5% ANFC & BNFC
X3
H1
H3
H2
123
H3
X2
X1
X0
45
12345
12345
Primary
Connect Leads
Volts
%
to Tap No.
484
110
1
462
105
2
440
100
3
418
95
4
396
90
5
Secondary Volts
220
X1, X2, X3
127
X1 to X0
1 phase
X2 to X0
X3 to X0
73
PRIMARY: 190/200/208/220/
240 Volts Delta
SECONDARY: 400Y/231 Volts
H1
X1
H2
H3
X3
X2
H0
123
123
12345
45
45
74
Connect
Connect
Primary Primary
Inter-
Secondary
Volts
Lines To
Connect
Lines To
240
X1, X2, X3
1
220
X1, X2, X3
2
208
X1, X2, X3
3
200
X1, X2, X3
4
190
X1, X2, X3
5
Secondary Volts
400
H1, H2, H3
231
H1 to H0
1 phase
H2 to H0
H3 to H0