OPERATING PROCEDURES
START-UP AND INITIALIZATION
Follow these steps in order to start up the GXT 6kVA UPS while connected to the Maintenance Bypass.
ON MAINTENANCE BYPASS
1.Set the Maintenance Bypass switch (SW1) to UPS position.
2.Close (position I) UPS Input switch (SW2).
3.Close (position I) Output Circuit breaker (CB1).
ON UPS
1.Close (position I) battery circuit breaker.
2.Close (position I) input circuit breaker.
3.Close (position I) output circuit breaker.
4.After the
5.Press UPS On/Alarm/Battery Test button for at least one second to turn the UPS on. The UPS ON LED will be lit.
6.Connected equipment may now be switched on.
SHUTTING DOWN THE UPS
Use the following procedure to power down the system.
ON UPS
1.Press Output OFF/Bypass button for at least 1 second, twice, within 4 seconds.
2.Open (position O) UPS output, input and battery circuit breakers.
ON MAINTENANCE BYPASS
1.Open (position O) output breaker (CB1).
2.Open (position O) UPS input switch (SW2).
TRANSFERRING SYSTEM FROM UPS TO MAINTENANCE BYPASS OPERATION
1.On UPS verify that Bypass LED is lit, if not, press UPS OFF/Bypass button for at least one second.
2.On Maintenance Bypass verify that the Bypass lamp is illuminated.
3.Rotate Bypass switch SW1 to the Bypass position.
4.Set UPS Input switch SW2 to the Off position (position O). This will remove power from UPS input.
! CAUTION
The connected load is now powered by the bypass source and is not protected.
TRANSFERRING SYSTEM FROM MAINTENANCE BYPASS TO UPS OPERATION
1.On Maintenance Bypass close (position I) UPS Input switch (SW2).
2.On UPS close (position I) input, output and battery circuit breakers.
3.After the
4.Press UPS ON/Alarm/Battery Test button for at least one second to turn the UPS on. The UPS ON LED will be lit.
5.On Maintenance Bypass verify that UPS Output LED is illuminated.
6.Rotate Bypass switch SW1 to the UPS position.
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