York 251934-YTG-J-0910 manual ZR180-300 Typical Control Diagram, OCC Terminal Block

Page 94

251934-YTG-J-0910

ZR180-300 Typical Control Diagram

THERMOSTAT 1	( RCB )
TERMINALS	REHEAT
	CONTROL BOARD

RC

RH

Y1

Y2

W1

W2

G

C

X1

X3

X4

A1

A2

T

T

R

Y1

Y2

W1

W2

G

C

OCC

TERMINAL BLOCK

2

RH

HUM	1
HUM	2	DEHUMIDISTAT3
HUM	2

3

4

TO REMOTE SENSOR 2ET04701324 IF USED

1Electronic programmable Thermostat 2ET0770010024 ( includes subbase).

2Terminals A1 and A2 provide a relay output to close the outdoor economizer dampers when the thermostat switches to the set-back position.

3Dehumidistat closes on rise in humidity.

TYPICAL

THERMOSTAT

	RC	R
	RH	Y1
	Y1	Y2	( RCB )
	Y2	G	REHEAT
	G	W1	CONTROL
	G	W1	BOARD
			BOARD
	W1	W2
	W2	OCC
	C	C

HUM

1Dehumidistat closes on rise in humidity.

TERMINAL

BLOCK

RH

1DEHUMIDISTAT1

2

3

4

94	Johnson Controls Unitary Products

Image 94

Contents

ZJ/ZR Shown DescriptionTable of Contents Component Location ZJ shownNomenclature Ton Sunline Magnum Model Number NomenclatureStandard Features Features and BenefitsBalanced Heating Factory Installed Options For 5-hp motor applications Field Installed Accessories Control OptionsGeneral Guide SpecificationsIndoor Evaporator Fan Assembly DescriptionUnit Controls Outdoor Condenser Fan AssemblyRefrigerant Components Gas Heating Section ZJ/ZR/ZF***N ModelsElectric Heating ZJ/ZR/ZF***C/E Models Unit Operating CharacteristicsOther Pre-engineered Accessories Available Electrical RequirementsNormal Mode Reheat Mode Sequence Of OperationAlternate Mode Reheat Control Board Reheat Controls PartRHB Physical Data ZJ180-300 Physical DataFilters ZR180-300 Physical Data No. speeds Number of motors Motor HP each ZF180-300 Physical Data AFUE%ZJ/ZR/ZF180-300 Unit Limitations MinZJ180-300 Cooling Capacities Capacity PerformanceZJ180 15 Ton 115F 125F ZJ210 17.5 Ton ZJ210 17.5 Ton ZJ240 20 Ton ZJ240 20 Ton ZJ300 25 Ton ZJ300 25 Ton ZR180-300 Cooling and Reheat Capacities ZR180 15 TonZR180 15 Ton ZR180 15 Ton Alternate Reheat Mode 35F 45FSensible Capacity MBh ZR240 20 Ton 115F 125F ZR240 20 Ton Alternate Reheat Mode 75F 85F ZR300 25 Ton 115F 125F ZR300 25 Ton Alternate Reheat Mode 75F 85F ZF180-300 Cooling Capacities ZF180 15 Ton115F 125F ZF210 17.5 Ton ZF210 17.5 Ton ZF240 20 Ton ZF240 20 Ton ZF300 25 Ton ZF300 25 Ton ZJ180 15 Ton Side Duct Airflow PerformanceZJ180-300 Side Duct Application ZJ210 17.5 Ton Side DuctZJ240 20 Ton Side Duct ZJ300 25 Ton Side Duct ZJ180 15 Ton Bottom Duct ZJ180-300 Bottom Duct ApplicationZJ210 17.5 Ton Bottom Duct ZJ240 20 Ton Bottom Duct ZJ300 25 Ton Bottom Duct ZR180 15 Ton Side Duct ZR180-300 Side Duct ApplicationZR240 20 Ton Side Duct ZR300 25 Ton Side Duct ZR180 15 Ton Bottom Duct ZR180-300 Bottom Duct ApplicationZR240 20 Ton Bottom Duct ZR300 25 Ton Bottom Duct ZF180 15 Ton Side Duct ZF180-300 Side Duct ApplicationZF210 17.5 Ton Side Duct ZF240 20 Ton Side Duct ZF300 25 Ton Side Duct ZF180 15 Ton Bottom Duct ZF180-300 Bottom Duct ApplicationZF210 17.5 Ton Bottom Duct ZF240 20 Ton Bottom Duct ZF300 25 Ton Bottom Duct RPM Selection Additional Static ResistanceDrive Selection Factor Altitude/Temperature Correction FactorsAir Temperature ºF Gas Heat Minimum Supply Air CorrectionPower Exhaust Specifications Indoor Blower SpecificationsElectric Heat Minimum Supply Air Sound Performance ZJ/ZR/ZF Indoor Sound Power LevelsZJ/ZR/ZF Outdoor Sound Power Levels Electric Heat MultipliersElectrical Data ZJ180-300 Standard Drive Without Powered Convenience OutletZJ180 MCA ZJ180-300 Standard Drive With Powered Convenience Outlet Model Stages AmpsZJ180-300 Standard Drive With Powered Convenience Outlet Conv YTG-J-0910 ZJ180-300 High Static Drive With Powered Convenience Outlet ZJ180-300 High Static Drive With Powered Convenience Outlet ZJ300 Low Static Drive Without Powered Convenience Outlet ZJ300 Low Static Drive With Powered Convenience OutletZR180-300 Standard Drive Without Powered Convenience Outlet ZR180ZR180-300 Standard Drive With Powered Convenience Outlet YTG-J-0910 ZR180-300 High Static Drive With Powered Convenience Outlet ZR300 Low Static Drive Without Powered Convenience Outlet ZR300 Low Static Drive With Powered Convenience OutletZF180-300 Standard Drive Without Powered Convenience Outlet ZF180Pwr Max Fuse Motors ZF180-300 Standard Drive With Powered Convenience Outlet ZF180-300 Standard Drive With Powered Convenience Outlet ZF180-300 Hi Static Drive Without Powered Convenience Outlet ZF180-300 Hi Static Drive Without Powered Convenience Outlet ZF180-300 Hi Static Drive With Powered Convenience Outlet ZF180-300 Hi Static Drive With Powered Convenience Outlet ZF180-300 Low Static Drive With Powered Convenience Outlet ZJ/ZR/ZF180-300 Wiring Diagrams ZJ180-300 Typical Control DiagramZR180-300 Typical Control Diagram OCC Terminal BlockZF180-300 Typical Control Diagram OCCZJ/ZR/ZF180-300 Unit Weights Weights and DimensionsZF Unit 4 Point Load Weight ZF Unit 6 Point Load Weight ZJ/ZR/ZF180-300 Unit Accessory Weights Supply Fan VFD Weights, in LbsZJ/ZR Unit Dimensions Front View Unit DimensionsUtilities Entry Front View For bottom duct applications ZJ/ZR/ZF Unit Dimensions Rear ViewFor side duct applications ZJ/ZR/ZF Unit Dimensions Rain Hood ZJ/ZR/ZF180-300 Unit ClearancesZJ/ZR180-300, ZF210-300 Roof Curb Unit Accessory DimensionsZF180 Roof Curb ZJ/ZR/ZF180-300 Typical Installation Johnson Controls Unitary Products York Drive Norman, OK