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General| Model | SG4400UD-MV-US |
|---|---|
| Max. DC Input Voltage | 1500 V |
| Rated AC Grid Frequency | 60 Hz |
| THDI | <3% |
| Total Harmonic Distortion (THD) | <3% |
| Max. Efficiency | 99% |
| Power Factor | >0.99 (Adjustable ±0.9) |
| Operating Ambient Temperature Range | -30 °C to +60 °C |
Explanation of safety symbols (Danger, Warning, Caution, Notice, Note) used in the manual.
Step-by-step instructions for making electrical connections to the transformer.
Procedures for inspecting the transformer upon arrival.
Procedures and importance of proper grounding for safety.
Checklist of essential checks before energizing the transformer.
Specific torque values for various fasteners and connections.
Details on the expulsion fuse, including types and replacement.
Description of the Bay-O-Net type expulsion fuse and its function.
Step-by-step guide to safely remove the fuse holder.
Instructions for replacing the fuse link in the fuse cartridge.
Operation and adjustment of the off-load tap changer for voltage regulation.
Information on the on-load operated load switch and its types.
Explanation of the four-position load switch and its working schema.
Safety precautions and procedures for performing maintenance tasks.
Practical steps for maintaining the transformer's operational condition.
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