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12½ - 20 Tons - Trane

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Jobsite<br />

Connections<br />

ZONE SENSORS<br />

DISCONNECT<br />

SWITCH<br />

(BY OTHERS)<br />

ROOFTOP<br />

UNIT<br />

Zone Sensors —Typical Number Of Wires<br />

A— Manual Changeover ...................................... 6<br />

Manual/Auto Changeover ............................. 7<br />

Manual/Auto Changeover with<br />

Status Indication LED’s .......................... 10<br />

Programmable Night Setback with<br />

Status Indication LED’s ............................ 7<br />

B— 3 Power Wires + 1 Ground Wire (three phase)<br />

2 Power Wires + 1 Ground Wire (single phase)<br />

For specific wiring information, see the installation instructions.<br />

All wiring except power wires is low voltage.<br />

All customer supplied wiring to be copper and must conform to NEC or CEC and local electrical codes. Wiring shown dotted is to be furnished and installed by the customer.<br />

PKGP-PRC001-EN 33

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