Autotransformer
DSP 400/21 - Discontinued items - no longer available
Characteristics
Benefits
› Low weight and small size (compared to isolating transformers)
› Very high efficiency
› Very good moisture protection and low noise thanks to vacuum impregnation
› Contact protected screw connection terminals complying with UVV BGV A3
› Simple mounting thanks to robust metal fixing rail with oval slots
Product | Autotransformer |
Order number | DSP 400/21 |
Power | 8,760 VA |
Input | 3 x 400 V |
Output |
3 x 240 V • 21 Aac oder 230 V • 21 Aac oder 190 V • 21 Aac oder 170 V • 21 Aac oder 130 V • 21 Aac |
Phases | 3 |
Frequency range | 50 Hz to 60 Hz |
Short-Circuit Losses | 88.2 W |
No-Load Losses | 73 W |
EN insulation class | B (130°C) |
Duty Cycle | 100 % |
Wire material | Copper |
Efficiency | 98.2 % |
General
Short circuit proof | not short-circuit proof |
Switching group | YNa0 |
Cooling type | AN |
Environment
Ambient temperature | -20 °C to 40 °C / -4 °F to 104 °F |
Max. installation height | 2,000 m / 6,562 ft |
Protection and Safety
Protection type | IP 00 |
Protection class (prepared) | I |
Degree of contamination | 2 |
Electrical Connections
Terminal Pri | Screw terminal |
Terminal Sec | Screw terminal |
Terminal PE | Screw terminal |
Size and Weight
Weight | 50 kg / 110.23 lbs |
Low Voltage Directive | EN 61558-2-13 |