Autotransformer
MSU 2420/04 - Discontinued items – not for new applications
| Product | Autotransformer |
| Order number | MSU 2420/04 |
| Series | MSU |
| Power | 4,000 VA |
| Input | 3 x 240 V / 230 V / 220 V / 200 V |
| Output | 3 x 400 V • 5.8 Aac |
| Phases | 3 |
| Frequency range | 50 Hz to 60 Hz |
| No-Load Losses | 17.03 W |
| EN Insulation class | B (130°C) |
| UL Insulation class | class 130 |
| Duty Cycle | 100 % |
| Wire material | Copper |
General
| Short circuit proof | not short-circuit proof |
| Switching group | YN0 |
| 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 | IP00 |
| Protection class (prepared) | I |
| Degree of contamination | 2 |
Electrical Connections
| Input terminal | Screw terminal |
| Output terminal | Screw terminal |
| Terminal PE | Screw plug-in connection |
Size and Weight
| Weight | 20.78 kg / 45.812 lbs |
| Low Voltage Directive | EN 61558-2-13 |
| RoHS compliant | EN IEC 63000 |
| Approval cULus - Listed | UL 5085-1/-2; CSA 22.2 |
| cURus | UL 5085-1-2 - Recognized |
AT3 10-20/21-4
Autotransformer, three-phase
| Input voltage | Output voltage | Power |
|---|---|---|
200 V to 208 V |
400 V |
10,000 VA |
AT3 10-22/23-4
Autotransformer, three-phase
| Input voltage | Output voltage | Power |
|---|---|---|
220 V to 230 V |
400 V |
10,000 VA |
