Trane RAUC-C40, RAUC-C50, RAUC-C30, RAUC-C60, RAUC-C20, RAUC-C25 EVP Chiller Control, Installation

Models: RAUC-C20 RAUC-C40 RAUC-C25 RAUC-C30 RAUC-C60 RAUC-C50

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EVP Chiller Control

Installation

Figure 27. Field Connection Diagram for RAUC-C20 - 60 “Variable Air Volume” Application

Refer to Wiring Notes on Page p. 55

EVP Chiller Control

Each unit ordered for EVP Chiller applications (digit 9 in the model number), is shipped with the following controls:

EVP Remote Panel w/ W7100G Controller

Freezestat (6S12)

Chiller Water Temperature Sensor (6RT2)

Freezestat Bulb well

Chilled Water Temperature Sensor Well

The installation of the freezestat bulb well, freezestat bulb, and the chilled water temperature sensor was discussed in the “Chilled Water Piping” section. Refer to that section for their installation locations and dimensional data.

The chiller control (located in the remote panel) controls the system operation by responding to the leaving water temperature. The remote panel must be mounted indoors and within 20 feet of the chiller.

Figure 28 illustrates the remote panel dimensional data, the component locations, the locations for the shipwith items, grounding lugs, and the field connection terminal board 6TB9. Refer to the field

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Trane RAUC-C40, RAUC-C50, RAUC-C30, RAUC-C60, RAUC-C20, RAUC-C25 manual EVP Chiller Control, Installation