ACME ELECTRIC
•
MILWAUKEE, WI
•
800.334.5214
•
acmetransformer.com
131
GENERAL
ELECTRICAL CONNECTION DIAGRAMS
ACME
®
TR NSF RMER
™
WIRIN DI GRAMS
PRIMARY: 480 Volts Delta
SECONDARY: 240 Volts 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
68
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: 240 Volts Delta
SECONDARY: 480Y/277 Volts
TAPS: 2, 2
1
/
2
% ANFC & BNFC
71
PRIMARY: 480 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
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
208
X1, X2, X3
120
X1 to X0
1 phase
X2 to X0
X3 to X0
67
PRIMARY: 416 Volts Delta
SECONDARY: 208Y/120 Volts
TAPS: 2, 5% BNFC
66
H1
X2
X3
H3
H2
123
123
123
X1
X0
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
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
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
Connect
Connect
Primary Primary
Inter-
Secondary
Volts Lines To Connect
Lines To
437 H1, H2, H3
1
416 H1, H2, H3
2
395 H1, H2, H3
3
Secondary Volts
208
X1, X2, X3
120
X1 to X0
1 phase
X2 to X0
X3 to X0
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
