Specifications

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d. UPS startup
e. Transfer of load to static bypass.
f. Equalize charge to system battery.
5.4.2. Microprocessor Controlled Metering
All meters shall be digitally displayed having an accuracy of 1% or better.
The following parameters shall be available for display:
a. Rectifier input voltage (A phases)
b. Rectifier input frequency
c. Battery voltage
d. Battery charging/discharging current
e. Battery capacity remaining during power failure conditions
f. Bypass input voltage (A-B pahse)
g. Output voltage (all phases including line-line and line-neutral)
h. Output frequency
i. Output current in RMS Amps and % Amps (all phases including line
and neutral)
j. Load Effective Power (Real, kW)
k. Load Power factor
5.4.3. Microprocessor Controlled Diagnostics
The UPS shall provide microprocessor controlled diagnostics capable of
retaining fault alarms along with metering parameters in the event of a UPS
failure. The microprocessor memory data shall be viewed via an LCD
display located at the control panel. The following alarm/status information
shall be provided as a minimum:
a. Load on Inverter
b. Battery Low Voltage
c. Battery Operation
d. Output Overload
e. Rectifier Operation
f. Inverter Running Synchronously
g. Static Bypass Input out of Range
h. Minor Fault
6. CONTROL LOGIC POWER