TP-6905 9/21 31Section 3 RDC2 Controller Operation
Section 3 RDC2 Controller Operation
3.1 RDC2 Generator Set/Transfer
Switch Controller
The generator sets are equipped with the RDC2
generator set/transfer switch controller. The RDC2
controls the following power system components:
D The generator set
D Model RXT automatic transfer switch (ATS)
D Load management device
D Programmable interface module (PIM)
RDC2 Controller features include:
D Two-line x 16 character backlit LCD display with
adjustable contrast
D OFF, AUTO, and RUN generator set master control
buttons
D Generator set status indicating LEDs (OFF, AUTO,
RUN)
D Up, Down, and Select buttons for navigation through
menus and adjustments
D Power system indicator LEDs to show utility and
generator source status, and to show which source
(utility or generator) is supplying p ower to the building
3.2 Controls and Indicators
Figure 3-1 illustrates the keypad, display, and indicators
on the controller’s user interface.
1. 2-line LCD display
2. Up button
3. Select button
4. Down button
5. RUN button and LED
6. Generator power available LED *
7. Generator supplying power to the building LED *
8. Utility supplying power to the building LED *
9. Utility power available LED *
10. OFF button and LED
11. AUTO button and LED
* These LEDs operate only if a Model RXT transfer switch is
connected.
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10
3
2
5
11
4
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Figure 3-1 RDC2 User Interface
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