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Power Transformer Distribution |
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| Buck-Boost Transformer Selection
Chart 120 x 240 Volts Primary–16/32 Volts Secondary |
| Single Phase | BOOSTING | BUCKING | |||||||||||||
| Line Voltage (Available) | 95 | 100 | 105 | 208 | 215 | 215 | 220 | 225 | 135 | 240 | 240 | 245 | 250 | 255 | |
| Load Voltage (Output) | 120 | 113 | 119 | 236 | 244 | 229 | 235 | 240 | 120 | 212 | 225 | 230 | 234 | 239 | |
| Click part # for info | Connection Diagram |
B | A | A | D | D | C | C | C | A | D | C | C | C | C |
| T-1-81054 | KVA Amps |
0.19 1.56 |
0.35 3.13 |
0.37 3.13 |
0.37 1.56 |
0.38 1.56 |
0.72 3.12 |
0.73 3.13 |
0.75 3.12 |
0.42 3.54 |
0.38 1.77 |
0.75 3.33 |
0.77 3.33 |
0.78 3.33 |
0.80 3.33 |
| T-1-81055 | KVA Amps |
0.38 3.13 |
0.71 6.25 |
0.74 6.25 |
0.74 3.13 |
0.76 3.13 |
1.43 6.25 |
1.47 6.25 |
1.50 6.25 |
0.84 7.08 |
0.75 3.54 |
1.50 6.67 |
1.53 6.67 |
1.56 6.67 |
1.59 6.67 |
| T-1-81056 | KVA Amps |
0.56 4.69 |
1.06 9.38 |
1.12 9.38 |
1.11 4.69 |
1.14 4.69 |
2.15 9.37 |
2.20 9.37 |
2.25 9.37 |
1.27 10.63 |
1.13 5.31 |
2.25 10.00 |
2.30 10.00 |
2.34 10.00 |
2.39 10.00 |
| T-1-81057 | KVA Amps |
0.94 7.81 |
1.77 15.63 |
1.86 15.63 |
1.84 7.81 |
1.90 7.81 |
3.58 15.62 |
3.67 15.62 |
3.75 15.62 |
2.11 17.71 |
1.88 8.85 |
3.75 16.67 |
3.83 16.67 |
3.91 16.67 |
3.98 16.67 |
| T-1-81058 | KVA Amps |
1.88 15.63 |
3.54 31.25 |
3.72 31.25 |
3.68 15.63 |
3.81 15.63 |
7.17 31.25 |
7.33 31.25 |
7.50 31.25 |
4.22 35.42 |
3.75 17.71 |
7.50 33.33 |
7.66 33.33 |
7.81 33.33 |
7.97 33.33 |
| T-1-81059 | KVA Amps |
2.82 23.44 |
5.31 46.88 |
5.58 46.88 |
5.53 23.44 |
5.71 23.44 |
10.75 46.87 |
11.00 46.87 |
11.25 46.87 |
6.33 53.13 |
5.63 26.56 |
11.25 50.00 |
11.48 50.00 |
11.72 50.00 |
11.95 50.00 |
| T-1-13073 | KVA Amps |
3.76 31.25 |
7.08 62.50 |
7.44 62.50 |
7.37 31.25 |
7.61 31.25 |
14.33 62.50 |
14.67 62.50 |
15.00 62.50 |
8.44 70.83 |
7.50 35.42 |
15.00 66.67 |
15.31 66.67 |
15.62 66.67 |
15.94 66.67 |
| T-1-13074 | KVA Amps |
5.64 46.88 |
10.63 93.75 |
11.16 93.75 |
11.05 46.88 |
11.42 46.88 |
21.50 93.75 |
22.00 93.75 |
22.50 93.75 |
12.66 106.25 |
11.25 53.13 |
22.50 100.00 |
22.97 100.00 |
23.44 100.00 |
23.91 100.00 |
| T-1-13075 | KVA Amps |
7.52 62.50 |
14.71 125.00 |
14.88 125.00 |
14.73 62.50 |
15.23 62.50 |
28.67 125.00 |
29.33 125.00 |
30.00 125.00 |
16.88 141.67 |
15.00 70.83 |
30.00 133.33 |
30.62 133.33 |
31.25 133.33 |
31.87 133.33 |
| T-1-13076 | KVA Amps |
11.28 93.75 |
21.25 187.50 |
22.31 187.50 |
22.10 93.75 |
22.84 93.75 |
43.00 187.50 |
44.00 187.50 |
45.00 187.50 |
25.31 212.50 |
22.50 106.25 |
45.00 200.00 |
45.94 200.00 |
46.87 200.00 |
47.81 200.00 |
| T-1-13077 | KVA Amps |
18.80 156.25 |
35.42 312.50 |
37.19 312.50 |
36.83 156.25 |
38.07 156.25 |
71.67 312.50 |
73.33 312.50 |
75.00 312.50 |
42.19 354.17 |
37.50 177.08 |
75.00 333.33 |
76.56 333.33 |
78.12 333.33 |
79.69 333.33 |
| Catalog Number | Connection Diagram |
B | A | A | D | D | C | C | C | A | D | C | C | C | C |
| Output for lower voltage can be found by: | Rated Output Voltage Rated Input Voltage |
x Input Actual Voltage = Output New Voltage. | |
| Output KVA available at reduced voltage can be found by: | Actual Input Voltage Rated Input Voltage |
x Output KVA = New KVA Rating. | |
| Buck-Boost Transformer Selection
Chart 120 x 240 Volts Primary–16/32 Volts Secondary |
| Three Phase | BOOSTING | BUCKING | ||||||||||
| Line Voltage (Available) | 183Y 106 |
208Y 120 |
195 | 208 | 225 | 240 | 245 | 250 | 256 | 265 | 272 | |
| Load Voltage (Available) | 208Y 120 |
236Y 136 |
208 | 236 | 240 | 208 | 230 | 234 | 240 | 234 | 240 | |
| Click part # for info | Connection Diagram |
F | F | H | G | H | L | H | H | H | G | G |
| T-1-81054 | KVA Amps |
1.12 3.13 |
1.28 3.13 |
1.13 3.12 |
0.64 1.56 |
1.30 3.12 |
0.56 1.56 |
1.33 3.33 |
1.35 3.33 |
1.39 3.33 |
0.72 1.77 |
0.74 1.77 |
| T-1-81055 | KVA Amps |
2.25 6.25 |
2.55 6.25 |
2.25 6.25 |
1.28 3.13 |
2.60 6.25 |
1.13 3.13 |
2.65 6.67 |
2.71 6.67 |
2.77 6.67 |
1.43 3.54 |
1.47 3.54 |
| T-1-81056 | KVA Amps |
3.37 9.38 |
3.83 9.38 |
3.38 9.37 |
1.91 4.69 |
3.90 9.37 |
1.69 4.69 |
3.98 10.00 |
4.06 10.00 |
4.16 10.00 |
2.15 5.31 |
2.21 5.31 |
| T-1-81057 | KVA Amps |
5.61 15.63 |
6.38 15.62 |
5.63 15.62 |
3.19 7.81 |
6.50 15.62 |
2.81 7.81 |
6.63 16.67 |
6.77 16.67 |
6.93 16.67 |
3.59 8.85 |
3.68 8.85 |
| T-1-81058 | KVA Amps |
11.23 31.25 |
12.76 31.25 |
11.26 31.25 |
6.38 15.63 |
12.99 31.25 |
5.63 15.63 |
13.26 33.33 |
13.53 33.33 |
13.86 33.33 |
7.17 17.71 |
7.36 17.71 |
| T-1-81059 | KVA Amps |
16.84 46.88 |
19.14 46.88 |
16.89 46.87 |
9.58 23.44 |
19.49 46.87 |
8.44 23.44 |
19.89 50.00 |
20.30 50.00 |
20.78 50.00 |
10.76 26.56 |
11.04 26.56 |
| T-1-13073 | KVA Amps |
22.45 62.50 |
25.52 62.50 |
22.52 62.50 |
12.76 31.25 |
25.98 62.50 |
11.26 31.25 |
26.52 66.67 |
27.06 66.67 |
27.71 66.67 |
14.34 35.42 |
14.72 35.42 |
| T-1-13074 | KVA Amps |
33.68 93.75 |
38.28 93.75 |
33.77 93.75 |
19.14 46.88 |
38.97 93.75 |
16.89 46.88 |
39.78 100.00 |
40.59 100.00 |
41.57 100.00 |
21.52 53.13 |
22.08 53.13 |
| T-1-13075 | KVA Amps |
44.90 125.00 |
51.04 125.00 |
45.03 125.00 |
25.52 62.50 |
51.96 125.00 |
22.52 62.50 |
53.04 133.33 |
54.13 133.33 |
55.43 133.33 |
28.69 70.83 |
29.44 70.83 |
| T-1-13076 | KVA Amps |
67.36 187.50 |
76.56 187.50 |
67.55 187.50 |
38.28 93.75 |
77.94 187.50 |
33.77 93.75 |
79.57 200.00 |
81.19 200.00 |
83.14 200.00 |
43.03 106.25 |
44.17 106.25 |
| T-1-13077 | KVA Amps |
112.26 312.50 |
127.59 312.50 |
112.58 312.50 |
63.80 156.25 |
129.90 312.50 |
56.29 156.25 |
132.61 333.33 |
135.32 333.33 |
138.56 333.33 |
71.72 177.08 |
73.61 177.08 |
| No. of Transformers | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | |
| Catalog Number | Connection Diagram |
F | F | H | G | H | L | H | H | H | G | G |
| Output for lower voltage can be found by: | Rated Output Voltage Rated Input Voltage |
x Input Actual Voltage = Output New Voltage. | |
| Output KVA available at reduced voltage can be found by: | Actual Input Voltage Rated Input Voltage |
x Output KVA = New KVA Rating. | |
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We also accept Wire Transfer, Money Orders, etc. |
And by other professional trucking companies. |
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