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| Illustration 1 | g02362618 |
Measurement System Diagram (A) Rectifier/charger module (B) Inverter module (C) Static bypass module (D) Battery unit (1) Normal AC source (2) Bypass AC source (3) Battery (4) Inverter output (6) Total load | |
Illustration 1 provides an overview of the measurement system. Table 1 provides the description for the listed designators.
| Designator | Description |
|---|---|
| U | Voltage |
| V | Voltage (RMS) |
| I | Current |
| F | Frequency |
| P | Power |
Using the Front Display
Available Measurements
The front display may be used to read the following input and output measurements made at different points in the system as indicated in Illustration 1.
(1) - Normal AC Source
- Phase-to-phase voltages
- Currents of the three phases
- Frequency
(2) - Bypass AC Source
- Phase-to-neutral voltage
- Phase-to-phase voltages
- Frequency
- Currents of the three phases
(3) - Battery
- Voltage
- Charge or discharge current
- Remaining battery time for the UPS or the affected unit
- Battery temperature
(4) - Inverter output
- Frequency
(6) - Total load
- Phase-to-neutral voltage
- Phase-to-phase voltages
- Currents of the three voltages
- Frequency
- Active and apparent power
Accessing Measurements
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| Illustration 2 | g02365537 |
Front display panel (13) "V" key (14) "A" key (15) "W.Hz" key (20) Battery key | |
The keys listed below are located on the front control panel display shown in Illustration 2.
Voltage
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| Illustration 3 | g02362756 |
Voltage measurements | |
Note: M1 = Normal AC source and M2 = Bypass AC source
The measurements in Illustration 3 may be accessed by pressing the "V" key (13) .
Current
 | |
| Illustration 4 | g02362757 |
Current measurements | |
Note: CF = Crest factor
The measurements in Illustration 4 may be accessed by pressing the "A" key (14) .
Power and Frequency
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| Illustration 5 | g02362759 |
Power and frequency measurements | |
Note: PF = Power Factor
The measurements in Illustration 5 may be accessed by pressing the "W.Hz" key (15) .
Battery
 | |
| Illustration 6 | g02362758 |
Battery measurements | |
The measurements in Illustration 6 may be accessed by pressing the Battery key (20) .