Greenheck Fan 90, HRE-20, 55, 45 Optional Accessories, Remote Control Panel and Wiring Schematics

OPTIONAL ACCESSORIES

Remote Control Panel and Wiring Schematics

The remote panel is a series of junction boxes ganged together and includes a stainless steel face plate.. The remote panel is available with a number of different alarm lights and switches to control the unit.. The remote panel ships loose and requires mounting and wiring in the field..

The remote panel is available with the following options:

•Unit on/off switch

•Unit on/off light

•7-day time clock

•Hand/off/auto switch

•Time delay override

•Exhaust air dirty filter light

•Outdoor air dirty filter light

•Economizer light

•Frost control light

•Wheel rotation sensor light

Refer to Electrical Connections section for Field Control Wiring recommendations.

7-Day Timer or On/Off Switch

	7-Day Timer
Timer
Override	S1 - Unit On/Off

For 7-Day Timer, use blue and black wires..

Red wires should be capped off..

RTerminal Block

C	in
	Unit Control

GCenter

Hand/Off/Auto Switch

R

Terminal Block

Cin

Hand/Off/Auto Switch allows the unit to “Off” - off

“On” - Manual Operation

“Auto” - Unit is controlled by BMS, RTU, etc..

NOTE: RTU controllers are by others.

On

Off

Auto BMS

Unit Control

GCenter

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