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Lori JonesSep 7, 2025
What to do if Delta Electronics UPS signals '+/-DC BUS High/ Low'?
- AAdam PowellSep 8, 2025
If your Delta Electronics UPS indicates '+/-DC BUS High/ Low', it means that the UPS has abnormalities. Contact service personnel.
What to do if Delta Electronics UPS signals '+/-DC BUS High/ Low'?
If your Delta Electronics UPS indicates '+/-DC BUS High/ Low', it means that the UPS has abnormalities. Contact service personnel.
What to do if Delta Electronics RT-2K UPS signals Inverter Fault?
If your Delta Electronics UPS indicates an inverter fault, it means that the UPS has abnormalities. Contact service personnel.
General| Output Waveform | Pure Sinewave |
|---|---|
| Topology | Double Conversion Online |
| Transfer Time | 0 ms |
| Input Frequency | 50/60 Hz |
| Communication | RS232, USB |
| Form Factor | Tower |
| Battery Recharge Time | 4 hours to 90% |
| Operating Temperature | 0°C to 40°C |
| Protection Features | Overload, Short Circuit, Over Temperature |
| Storage Temperature | -15°C to 45°C |
| Humidity | 5% to 95% (non-condensing) |
Provides essential safety guidelines for the unit's intended use, handling, and installation.
Introduces the RT series UPS, its capabilities, and supported equipment.
Details the comprehensive features of the UPS, including operational modes and software capabilities.
Describes the components of the UPS operation panel, including LEDs, LCD, and buttons.
Provides specifications for installation environment, dimensions, temperature, humidity, and altitude.
Step-by-step guide for installing the UPS and optional battery pack in a rack-mount configuration.
Instructions for installing the UPS and optional battery pack in an upright, tower configuration.
Essential warnings and considerations before connecting the UPS to power or loads.
Procedure for connecting the optional Delta external battery pack to the UPS.
Instructions for connecting the UPS to the AC utility power source and initial charging.
Step-by-step instructions for turning on the UPS from standby mode.
Describes UPS behavior during overload conditions in Online and Battery modes.
Lists error codes, possible causes, and solutions for issues displayed on the 7-segment display.
Addresses common problems like overload, battery missing, and weak batteries with solutions.
