212 / 244
G e n e r a l
Diagrams
212
PRIMARY: 480 Volts Delta
SECONDARY: 240 Volts Delta/120 Volts
TAPS: 2, 2
1
/
2
% ANFC, 4, 2
1
/
2
% BNFC
Connect
Connect
Primary Primary
Inter-
Secondary
Volts
Lines To
Connect
Lines To
504
H1, H2, H3
1
492
H1, H2, H3
2
480
H1, H2, H3
3
468
H1, H2, H3
4
456
H1, H2, H3
5
444
H1, H2, H3
6
432
H1, H2, H3
7
Secondary Volts
240
X1, X2, X3
120
X1, X4 or
X2, X4
26
PRIMARY: 600 Volts Delta
SECONDARY: 208Y/120 Volts
TAPS: 2, 5% BNFC
X1
H1
X2
X3
H3
H2
X0
123
123
123
Connect
Connect
Primary Primary
Inter-
Secondary
Volts
Lines To
Connect
Lines To
600
H1, H2, H3
1
570
H1, H2, H3
2
540
H1, H2, H3
3
Secondary Volts
208
X1, X2, X3
120
X1 to X0
1 phase
X2 to X0
X3 to X0
28
X1
X2
X3
X4
H1
H3
H2
123
123
12345
45
45
67
67
67
PRIMARY: 600 Volts Delta
SECONDARY: 208Y/120 Volts
TAPS: 2, 2
1
/
2
% ANFC, 4, 2
1
/
2
% BNFC
Connect
Connect
Primary Primary
Inter-
Secondary
Volts
Lines To
Connect
Lines To
630
H1, H2, H3
1
615
H1, H2, H3
2
600
H1, H2, H3
3
585
H1, H2, H3
4
570
H1, H2, H3
5
555
H1, H2, H3
6
540
H1, H2, H3
7
Secondary Volts
208
X1, X2, X3
120
X1 to X0
1 phase
X2 to X0
X3 to X0
29
X1
H1
X2
X3
H3
H2
X0
123
123
12345
45
45
67
67
67
PRIMARY: 480 Volts Delta
SECONDARY: 480Y/277 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
Connect Connect
Primary
Primary Inter- Secondary
Volts
Lines To Connect LinesTo
504 H1, H2, H3
1
492
H1, H2, H3
2
480
H1, H2, H3
3
468
H1, H2, H3
4
456
H1, H2, H3
5
444
H1, H2, H3
6
432
H1, H2, H3
7
Secondary Volts
480
X1, X2, X3
277
X1 to X0
1 phase
X2 to X0
X3 to X0
31
PRIMARY: 480 Volts Delta
SECONDARY: 480Y/277 Volts
TAPS: 2, 2
1
/
2
% ANFC, 4, 2
1
/
2
% BNFC
X1
X2
X3
X0
H1
H3
H2
135
2 4 6
2 4 6
135
2 4 6
135
Connect Connect
Primary
Primary Inter- Secondary
Volts
Lines To Connect Lines To
504
H1, H2, H3 1 to 2
492
H1, H2, H3 2 to 3
480
H1, H2, H3 1 to 4
468
H1, H2, H3 3 to 4
456
H1, H2, H3 1 to 6
444
H1, H2, H3 3 to 6
432
H1, H2, H3 5 to 6
Secondary Volts
480
X1, X2,X3
277
X1 to X0
1 phase
X2 to X0
X3 to X0
32
PRIMARY: 460 Volts Delta
SECONDARY: 460Y/266 Volts
TAPS: 1-5% ANFC and BNFC
X1
H1
X2
X3
H3
H2
X0
123
123
123
Primary
Connect Leads
Volts
%
to Tap No.
483
105
1
460
100
2
437
95
3
Secondary Volts
460
X1, X2, X3
266
X1 & X0
1 phase
X2 & X0
X3 & X0
34
PRIMARY: 460 Volts Delta
SECONDARY: 460Y/266 Volts
TAPS: 2-2
1
/
2
% ANFC and BNFC
X1
H1
X2
X3
H3
H2
X0
123
123
12345
45
45
35
Primary
Connect Leads
Volts
%
to Tap No.
483
105
1
472
102.5
2
460
100
3
449
97.5
4
437
95
5
Secondary Volts
460
X1, X2, X3
266
X1 & X0
1 phase
X2 & X0
X3 & X0
PRIMARY: 460 Volts Delta
SECONDARY: 230Y/133 Volts
TAPS: 1-5% ANFC and BNFC
X1
H1
X2
X3
H3
H2
X0
123
123
123
Primary
Connect Leads
Volts
%
to Tap No.
483
105
1
460
100
2
437
95
3
Secondary Volts
230
X1, X2, X3
133
X1 & X0
1 phase
X2 & X0
X3 & X0
37