GE ZTS Series Operation And Maintenance page 6

Installation
Initial Energization
After all options and accessories are checked and
verified, follow these steps to set up the ATS. Refer to
Entelli-Switch 250 display Figure 4. The annunciation
LEDs illuminate to indicate (1) source availability,
(2) ATS position, and (3) Entelli-Switch 250 control
function (timing).
S 1 O K
2 1 : 5 6
M O N 2 3 A P R 2 0 0 2
M O R E
Entelli-Switch 250
Figure 4 – LCD and keypad
4
ZTS / ZTSD Operation and Maintenance Manual (71R-3000)
(cont'd)
(cont'd)
T E S T
1. Unlock the enclosure.
2. Open the enclosure.
3. Place the Disconnect Switch in the Inhibit.
NOTE : This step is only performed if the
"DS" Option was purchased.
4. Close the external (up-stream) Source 1
circuit breaker.
: Source 1 Available and Source 1
NOTES
Position
LED
If Source 1 Available
illuminate, verify that Source 1 Voltage
is above the preset restore value.
The Gen-Set will start and run while
Source 2 stop Delay Timer is timing.
5. Close the External (up-stream) Source 2 line
circuit breaker.
6. Start the engine generator in MANUAL mode.
: When the voltage and frequency
NOTE
reach preset values, the Source 2
Available
LED
7. Verify the phase to phase voltages at Source 2
line terminals.
8. Verify that the phase rotation of
Source 2 is the same as the phase
rotation of Source 1.
9. Shut down the generator's engine.
(Place in Automatic Mode.)
: Source 2 Available LED
NOTE
will turn off.
: The engine generator will continue
NOTE
to run for the duration of Source 2
Stop Delay Timer.
10. Place the disconnect switch to ENABLE .
11. Complete the visual inspection of the
transfer switch.
12. Close the enclosure.
13. Lock the enclosure.
WARNING
When performing a hi-pot or
dielectric test on the power section,
the control panel plugs from
DISCONNECT
the microprocessor to avoid potential damage.
's will illuminate.
LED does not
will illuminate.
GE Zenith Controls