Single-phase
Transformers

TFI

Isolating transformers with galvanic isolation provide a reliable supply to circuits with the safety measures “protective separation”.
The transformers provide double or reinforced isolation between the primary and secondary sides.
Any requested network configuration is possible for the secondary side, whether this involves a monitored isolated system or grounded system with fuse elements.
The output voltage for the isolating transformers can be between 50 Vac and 1,000 Vac or 120 Vdc and 1,415 Vdc.
Design:
Isolating transformer according to: DIN EN 61558-2-1 , DIN EN 61558-2-4
Power Output: 100-50000VA
Input Voltage: Max. 1000 VAC
Output Voltage: MAX. 1000 VAC
Frequency: 50/60 Hz
Ambient Temperature: 40 °C
Protection Degree: IP00
Protection Class: I
Insulation Class: B (130 ° C) - standard up to 5 kVA, F (155 ° C) - standard above 5 kVA
3TF-350-103v22
TYP VA X1 X2 Y1 Y2 H Z1 Z2 KG
314**** 100 122 90 53 39 140 5 10 2,1
314**** 125 122 90 53 39 140 5 10 2,5
314**** 160 122 90 63 49 140 5 10 4,3
314**** 250 152 113 67 50 158 6 11 4,9
314**** 320 152 113 82 65 168 6 11 5,8
314**** 400 152 113 82 65 168 6 11 6
314**** 500 183 136 76 57 190 7 12 7,5
314**** 630 183 136 86 67 190 7 12 8,7
314**** 800 183 136 96 77 190 7 12 11,5
314**** 1000 183 136 96 77 190 7 12 14,6
314**** 1250 243 185 97 71 260 9 14 16
314**** 1600 243 185 107 81 260 9 14 20,5
314**** 2000 243 185 117 91 260 9 14 23
314**** 2500 305 224 124 94 320 10 15 27
314**** 3200 305 224 152 122 320 10 15 33
314**** 4000 305 224 152 122 320 10 15 34,5
314**** 5000 305 224 162 132 320 10 15 39
314**** 6300 370 264 162 132 380 10 15 52
314**** 8000 370 264 185 155 380 10 15 54
314**** 10000 430 316 205 173 440 12 17 62
314**** 12500 430 316 205 173 440 12 17 90
314**** 18000 430 316 212 180 440 12 17 110
314**** 20000 430 316 235 203 440 12 17 118
314**** 25000 490 356 195 157 490 15 20 125
314**** 30000 490 356 222 184 490 15 20 165
314**** 40000 600 450 180 150 570 18 23 220
314**** 50000 600 450 205 175 570 18 23 340

All data are approximate, deviations may be possible. Other dimensions and technical changes are available on request.
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