System Power-Up - GE Optima CT680 Series Installation Manual

GE C
OMPANY
D 5472001-1EN, R
IRECTION EVISION
4.) Use a 0-750 AC voltmeter of 3/4% accuracy to measure the line-to-line voltages at L1, L2, &
WARNING THIS PROCEDURE MEASURES POTENTIALLY HAZARDOUS VOLTAGES. USE AND
FOLLOW LOCKOUT/TAGOUT PROCEDURES.
TAG
&
LOCKOUT
Signed Date
No Load
Line to Line Voltages
Nominal
480V*
460V
440V
420V
400V
380V
240V**
220V**
200V**
* Factory Default
** 2326492-3 PDU only
Table 4-1 PDU Line Tap Connections
Record system voltages here:
Phase A: _______ Phase B: _______ Phase C: _________
6.7

System Power-Up

CAUTION Verify all personnel have cleared the system before you turn on wall power.
1.) Turn ON the A1 breaker panel.
Note: Do not stand in front of the main disconnect to turn on power.
2.) Turn ON all system power switches and breakers (PDU, gantry, table, console).
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6
L3.
- Verify the highest line-to-line voltage does not exceed 1.02 times the lowest voltage.
- Example: If the lowest voltage equals 474, the highest voltage should not exceed 474 x
1.02 = 483.5 volts.
Maximum Range
(10%)
432 to 528*
414 to 506
396 to 484
378 to 462
360 to 440
342 to 418
216 to 264**
198 to 242**
180 to 220**
- All PDU breakers
- Make sure that the on/off button (on the front PDU panel) is ON for console power.
Section 6.0 - Electrical Power On & Ground Checks
O CT680 S
PTIMA ERIES AND
Tap Connections
(All 3 phases must have same the
configuration)
Phase A Phase B
Connection Connection
3-4* 3-4*
3-5 3-5
3-6 3-6
2-4 2-4
2-5 2-5
2-6 2-6
1-4** 1-4**
1-5** 1-5**
1-6** 1-6**
O CT670 I M
PTIMA NSTALLATION
Phase C
Connection
3-4*
3-5
3-6
2-4
2-5
2-6
1-4**
1-5**
1-6**
ANUAL