525D44AT6 — Three-phase autotransformer 400 → 230 V
Voltage adaptation without galvanic isolation
Technical specifications
Input voltage
400 V
400 V
Output voltage
230 V
230 V
Power
250 kVA
250 kVA
Frequency
50/60 Hz
50/60 Hz
Thermal class
<80 kVA: F (140ºC) / Ta=40ºC - ≥80 kVA: H (165ºC) / Ta=40ºC
<80 kVA: F (140ºC) / Ta=40ºC - ≥80 kVA: H (165ºC) / Ta=40ºC
Degree of protection
IP-65
IP-65
Cooling
AN
AN
Protection against electric shock
Class I
Class I
Test voltage
4,5 KV
4,5 KV
Vector group
YN0
YN0
Standards
IEC-UNE-EN 61558, CE UL 5085-1 / UL 5085-2
IEC-UNE-EN 61558, CE UL 5085-1 / UL 5085-2
Dimensions and weight
| A | 1380 |
|---|---|
| B | 980 |
| C | 1444 |
| d | 600 |
| e | 940 |
| Enclosure | 65 |
| Weight | 713 |
| EAN | 8435012213650 |
Dimension reference
Dimensions A, B, C, d and e in the table correspond to those shown in this image.
Application
Voltage adaptation without galvanic isolation
Three-phase autotransformer 400 → 230 V. This family is designed for voltage adaptation without galvanic isolation in a three-phase configuration.
Electrical configuration: input 400 V, output 230 V, range 4 a 315 kVA. Final selection should consider actual installation and protection conditions.