Alpha Technologies AMPS80 HP - Manual (Page 56)

Doc. #: 026-069-B0 Rev F 54
Safe solution. Blanks must be used to cover any
open module slots.
Unsafe solution. Do not leave any module slots open.
33. Using the CXC controller web interface, configure any other parameters as required. Typical changes
could include battery and charging values for the rectifiers, if installed, or changing the low and high
voltage AC and DC warning and cutout limits.
34. At this point there should be no alarms present. Investigate and correct any alarm issues.
a. You will see a “communication” alarm if the number of installed inverters do not match the number of
modules set in the Inverters > Set Output menu.
b. Refer to the Troubleshooting Chapter 8 for other alarms.
35. Test the functionality of various module alarms and controls as follows:
Test Expected result
Turn the bypass switch to BYPASS. Bypass Mode Active alarm
Turn off the Inverter AC Input breaker.
Inverter AC Input Breaker alarm and no change in AC output
voltage
Turn off the Inverter AC Output breaker. Inverter AC Output Breaker Off alarm and power to loads is off
Verify the number of modules is correct
in Inverters -> Set Output.
Pull out one inverter module.
Inverter Comms Lost alarm
37. Perform a system load test. Power up the equipment, one at a time. If possible, add heater or light bulb
loads to increase the load temporarily.
38. Turn off the inverter AC input breaker to perform a full load test from DC power.
39. Test operation of Generator and external Maintenance Bypass Switch, if installed.
Figure 34 —
Inserting blanks in open slots
WARNING!
Use blanks to cover any open module slots. Do not leave any module slots open.
WARNING!
To prevent electrical hazards such as short circuits, ensure that the system is free of debris
such as metal filings, screws, etc. after the installation is complete.