O & M Manual – Insulated Case ATS Rev: October 2020
Publication Number:
MN0100700E
Version: V10.01.20
Page 16
7.
If the voltage seen on the S1 or S2 menu screen is within the correct parameters for the
source being viewed, the power cables are connected properly, and no shorting occurred,
proceed to the next step. If problems occurred, please troubleshoot, as necessary.
NOTE: Typically, voltage should only be available from one of the sources at this time.
However, if voltage is present on the second source, verify its voltage also.
8.
If CT’s were connected during installation, the current measurements may be verified from
the S1 and S2 menus also. Look at the LSE8600 LED indicators to determine which
source is feeding the load, then navigate to the proper menu on the LSE8600 controller.
9.
To perform a load test, press the
“Mode” button on the front of the LSE8600 controller.
10.
Depending on the last option selected, there are three text strings that could start blinking
at the top of the screen.
a.
Test On Load
b.
Test Off Load
c.
Prohibit Return
11.
Press the
“Mode” button to scroll through those options until "Test On Load" is blinking
at the top of the screen.
12.
Press the
button to select and the LSE8600 controller will transfer the load from source
S1 to source S2.
13.
Listen for the motor operators to change state; first opening "NS" then closing "ES".
14.
The LED lights on the front of the LSE8600 should confirm the opening of S1 and closing
of S2 to the load.
15.
To end the load test, press the
“Auto” button and the system will return the ATS load
to source S1.
16.
The engine cool down timer will keep the generator running until its timing sequence has
completed.
17.
The above instructions are enough to place the ATS in service and it is now operational.
The following pages contain specific information on the various components and troubleshooting
information.
