GE 2800 For Use With Mechanical 4-WireSystems Only, Remote Control Low Voltage Wiring, Number Of

Remote Thermostat Control

Multiple Units Connected to One Remote Thermostat (2800 Series)

One remote control thermostat may be used to control multiple resistance heat Zoneline units, however the units may not be wired direct. Since each Zoneline unit has an

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integral transformer, direct wiring can result in a “bucking” or boosting” voltage condition, and is in violation of the National Electric Code. The diagram below shows the correct wiring for such an installation through the use

of field supplied isolation relays.

For Use With Mechanical 4-Wire Systems Only

Remote Control (Low Voltage) Wiring

One stage Thermostat Controlling Three Zoneline Units Resistance Heat Zoneline 2800 Series Units

(Not Applicable on Heat Pump Units)

Field-Supplied Relay Specifications

Number Of	Relay Designation
Units Controlled	R1, R2, And R3

2POTTER and BRUMFIELD TYPE KA11AY-24 OR EQUIVALENT

3POTTER and BRUMFIELD TYPE KA14AY-24* OR EQUIVALENT

4POTTER and BRUMFIELD TYPE KU17A11-24* OR EQUIVALENT

MORE THAN 4 USE COMBINATION OF RELAYS SPECIFIED ABOVE

NOTE: Current draw through thermostat contacts should not exceed 1.0 amps. *Special order, 100 piece minimum order.

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