Operating instructions

Operating Instructions 23
Start-Up Procedures
The Start-Up Procedures screens display the typical switch turn-on procedures after the initial
switch start-up has been completed. These guidelines should be reviewed for any special equip-
ment modifications, load equipment considerations, special site conditions, or company policies
that may require changes to the standard equipment start-up procedures.
Figure 24 Start-Up Procedures Screen 1
Figure 25 Start-Up Procedures Screen 2
NOTE
Before the system is placed into service for the first time, after equipment
relocation, or after the equipment has been de-energized for an extended
periods of time, a thorough equipment inspection and supervised start-up
by qualified service personnel are strongly recommended. Contact your
local Liebert representative or Liebert Global Services (in the United
States, 1-800-LIEBERT) to arrange for equipment inspection and start-
up.
START-UP PROCEDURES
1. Make certain all unit breakers are OFF. The bolts of key interlocks for CB1
and CB2 should be retracted and the bolts of key interlocks for CB4 and CB5
should be extended.
2. Verify nominal input voltages are applied to both unit inputs (SOURCE 1 and
SOURCE 2). Verify that the LCD control panel is operating properly.
3. Close CB1. Verify SOURCE1 and CB1 breaker status on the “MONITOR/MIMIC”
screen.
MASTER MENUSELECT :
4. Close CB2. Verify SOURCE2 and CB2 breaker status on the “MONITOR/MIMIC”
screen.
5. Verify preferred source switch box and OUTPUT box are highlighted on the
“MONITOR/MIMIC” screen. (See “SOURCE TRANSFER” screen to change preferred
source).
NEXT PAGEDOWN :
START-UP PROCEDURES (Cont’d)
MASTER MENUSELECT :
6. Close output breaker CB3. Verify CB3 breaker status on the “MONITOR/MIMIC”
screen.
7. Press ALARM RESET. Verify that there are no active alarms.
8. Turn ON load equipment following manufacturer’s recommendations.
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