RESULT IN INJURY OR DEATH.
a. Lay out and park the load cables for each phase (A, B, & C) between the PU Tie Output parking stations on all Power Units.
b. Connect each power cable’s drain wire to the grounding grid.
c. Lay out and park the load cables for each phase (A, B, & C) between the PU Feeder Output parking stations and the load.
d. Connect each power cable’s drain wire to the grounding grid. e. Open the Tie Output connector loadbreak covers on one PU.
f. Connect the Tie Output Cables to the appropriate phase connectors; ensure there are no cross- phase connections.
g. Close and lock (when required) the Tie Output connector covers. h. Open the Feeder Output connector loadbreak covers.
i. Connect the Feeder cables to the appropriate phase connectors; ensure there are no cross-
WARNING WARNING
n. Connect the (A) (B) communication cable to the (B) side of the second PU. Leave the end of second cable loose and capped.
5.4.3.4 SETPOINT VERIFICATION
a. Turn on PU DC control power by pushing in on the DC Control Power breaker. b. On each of the five overcurrent relays, verify the settings:
(1) Press the [▲] key to get to the top-level menu “1 REPORT STATUS”.
(2) Press the [►] key 5 times to display “6 GENERAL SETTINGS”.
(3) Press the [▼] key to display “6.1 COM SETTINGS”.
(4) Press the [►] key 2 times to display “6.3 POWER SYSTEM SETTINGS”.
(5) Press the [▼] key to display “6.3.1 CT RATIO”.
(6) Verify the “P” and “N” values match Chapter 5.1 Table 5.1.3.4-1 CT Ratio Settings.
(7) Press the [▲] key 2 times to display “6 GENERAL SETTINGS”.
(8) Press the [◄] key to display “5 PROTECTION LOGIC USER”.
(9) Press the [▼] key 3 times to display “5.1.1.1 50TP”.
(10) Verify the 50TP “PU” and “TD” settings in Chapter 5.1 Table 5.1.3.4-2 Instantaneous Trip Settings. In order to edit values, Press the “Edit” key. Select correct value, and press
“Edit” again to save changes. Ensure light is off otherwise you can accidentally change
value again.
(11) Press the [►] key to display “5.1.1.2 50TN”.
(12) Verify the “50TN” settings.
(13) Press the [►] key to display “5.1.1.3”.
(14) Verify the “50TQ” settings.
(15) Press the [▲] key to display “5.1.1 50T SETTINGS”.
(16) Press the [►] key to display “5.1.2 51 SETTINGS”.
(17) Press the [▼] key to display “5.1.2.1 51P”.
(18) Verify the 51P “PU”, “TD”, and “C” settings in Chapter 5.1 Table 5.1.3.4-3 Time
Overcurrent Settings.
19) Press the [►] key to display “5.1.2.2 51N”.
(20) Verify the 51N settings.
NOTE: Refer to the “EMCPII+ Reference Chart”, located on the interior Generator Control Panel Door (Look-up)
(1) Place ECS in the COOLDOWN/STOP position.
(2) Press SERVICE MODE key to enter service mode. OP1 is showing on the lower display.
(3) Press SCROLL UP key until “OP3” is showing.
(4) Press SELECT key. “PE -“ with the first dash flashing is showing.
(5) Press SCROLL RIGHT key. “PE 1 “ with the second dash flashing is showing.
(6) Press SCROLL DOWN key. “PE 13 “ with the third dash flashing is showing.
(7) Press SCROLL UP key. “PE 132 “ with the fourth dash flashing is showing.
(8) Press SCROLL DOWN key. “PE 1323 “ with the fifth dash flashing is showing.
(9) Press SCROLL RIGHT key. “PE13231” with all digits not flashing is showing.
(10) Press ENTER key. “PE PASS” is showing. (11) Press EXIT key. “OP4” is showing.
(12) Press SCROLL UP key until “OP5-0” is showing on the lower display.
(13) Press SELECT key. “POO1” followed with the value of the setpoint is showing.
(14) Press SCROLL UP or SCROLL DOWN key. The next setpoint with its value is showing. Use Chapter 5.1 Table 5.1.3.4-4 OP5 Settings for the parameter values to be verified.
Repeat until the desired setpoints are verified.
(15) Press EXIT key. “OP5-0” is showing on the lower display. (16) Press SCROLL UP key until “OP5-1” is showing.
(17) Press SELECT key.
(18) Press SCROLL UP or SCROLL DOWN key. The next setpoint with its value is showing. Use Chapter 5.1 Table 5.1.3.4-5 OP5-1 Settings for the parameter values to be verified.
Repeat until the desired setpoints are verified.
(19) Press EXIT key. “OP5-1” is showing. (20) Press SCROLL UP key. “OP6” is showing.
setpoint value as follows:
(a) With the setpoint with the incorrect value showing on the display, press the
SELECT key. The incorrect value flashes on the display.
(b) Press SCROLL UP or SCROLL DOWN key until the correct value appears
flashing on the display.
(c) Press ENTER. The correct value stops flashing on the display.
(d) Press SCROLL UP or SCROLL DOWN key to continue to verify the remaining
parameter values.
d. Return ECS1 and ECS2 to the OFF/RESET position.
NOTE: Use up or down keys to change values.
e. At the AVR verify the operation settings using Chapter 5.1 Table 5.1.3.4-7 AVR Parameter/Setpoints:
(1) Open the GCPG1 cabinet door.
(2) Press the [▼] key to display parameter “90”.
(3) Press the [◄►] key to display the current value.
(4) Press the [▲] key to change the value to “0015”. Enables parameter editing.
(5) Press the [◄►] key to accept change and display the parameter number.
(6) Press the [▲] key to the next parameter needed to change.
(7) Press the [◄►] key to display the current value.
(8) Press the [▲] or [▼] key to change the value.
(9) Press the [◄►] key to accept change and display the parameter number.
(10) Repeat steps ‘5’ through ‘9’ for the each parameter needing to be changed. (11) When complete, press the [▼] to display parameter “01”.
NOTE: Parameters 20, 21, 22, 36, 37, and 38 are displayed but not used.
NOTE: Parameters 23 to 29, 39 to 49, 59 and 61 to 89 are not displayed and not used.
(12) When complete, press the [▼] to display parameter “90”.
(13) Press the [◄►] key to display the current value.
(17) Close the GCPG1 cabinet door.
(18) Repeat steps ‘1 ‘through ‘16’ for Generator 2.
5.4.3.5 PRE-OPERATION CHECKS
Starting from the left rear of the PU and working around the PU in a clockwise direction, perform the checks identified in Chapter 5.1 Table 5.1.3.5-1 Pre-Operation Checklist. (Gen. 1 is on the left and Gen. 2 is on the right):
5.4.3.6 PRE-OPERATION RUN
ENSURE ALL PERSONNEL ARE CLEAR AND THE PU DOORS ARE CLOSED PRIOR TO STARTING A GENERATOR.
HEARING LOSS WILL OCCUR IF THIS WARNING IS NOT OBSERVED AND ENFORCED.