Johnson Controls J15 Blower Motor And Drive Data, STATIC RESISTANCES1, Power Exhaust Performance

Page 23

349687-JTG-A-1007

TABLE 16: BLOWER MOTOR AND DRIVE DATA

 

 

 

 

MOTOR1

ADJUSTABLE MOTOR PULLEY

FIXED BLOWER PULLEY

 

BELT

 

MODEL

 

BLOWER

 

(NOTCHED)

 

DRIVE

RANGE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SIZE

 

 

EFF.

DESIG-

OUTSIDE

PITCH

BORE

DESIG-

OUTSIDE

PITCH

BORE

DESIG-

PITCH

 

 

(RPM)

HP

FRAME

 

 

 

(%)

NATION

DIA.

DIA.

(IN.)

NATION

DIA.

DIA.

(IN.)

NATION

LENGTH

QTY.

 

 

 

 

 

 

 

 

 

 

(IN.)

(IN.)

 

 

(IN.)

(IN.)

 

 

(IN.)

 

 

Standard

850/1065

 

 

 

 

 

4.3-5.32

 

BK90

8.75

8.4

1

BX81

82.8

1

15 TON

 

 

5

184 T

83

1VP56

5.35

1-1/8

 

 

 

 

 

 

 

High

965/1190

BK80

7.75

7.4

1

BX78

79.8

1

 

Static

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

17.5 &

Standard

870/1025

 

 

 

 

 

5.5-6.52

 

BK120

11.75

11.4

1-3/16

BX83

84.8

1

High

 

7.5

213 T

89

1VP68

6.75

1-3/8

 

 

 

 

 

 

 

20 TON

950/1120

BK110

10.75

10.4

1-3/16

BX81

82.8

1

Static

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Standard

975/1165

 

 

 

 

 

6.2-7.42

 

1B5V110

11.3

11.1

1-7/16

5VX860

86.0

1

25 TON

 

 

15

254 T

91

1VP75X

7.5

1-5/8

 

 

 

 

 

 

 

High

1140/1365

1B5V94

9.7

9.5

1-7/16

5VX840

84.0

1

 

Static

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.All motors have a nominal speed of 1800 RPM, a 1.15 service factor and a solid base. They can operate to the limit of their service factor because they are located in the moving air, upstream of any heating device.

2.Do NOT close this pulley below 1 turn open.

TABLE 17: STATIC RESISTANCES1

 

 

 

 

 

 

 

RESISTANCE, IWG

 

 

 

 

DESCRIPTION

 

 

 

 

 

 

 

 

CFM

 

 

 

 

 

 

 

15 TON

 

 

17.5 TON

 

 

20 TON

 

 

25 TON

 

 

 

 

 

 

 

 

 

 

 

 

 

4500

6000

7200

6000

 

7500

 

9000

6000

8000

9400

7500

10000

12500

WET INDOOR COIL

 

0.1

0.1

0.1

0.1

 

0.1

 

0.1

0.1

0.1

0.1

0.1

0.1

0.1

 

18 KW

0.3

0.4

0.4

0.4

 

0.4

 

0.5

0.4

0.4

0.5

0.4

0.5

0.6

ELECTRIC HEAT OPTIONS

36 KW

0.3

0.4

0.5

0.4

 

0.5

 

0.5

0.4

0.5

0.5

0.5

0.5

0.6

54 KW

0.4

0.5

0.5

0.5

 

0.5

 

0.6

0.5

0.5

0.6

0.5

0.6

0.7

 

 

 

 

72 KW

0.4

0.5

0.5

0.5

 

0.5

 

0.6

0.5

0.5

0.6

0.5

0.6

0.7

ECONOMIZER OPTION

 

0.1

0.1

0.1

0.1

 

0.1

 

0.2

0.1

0.1

0.2

0.1

0.2

0.3

HORIZONTAL DUCT CONNECTIONS2

0.1

0.2

0.3

0.2

 

0.3

 

0.5

0.2

0.3

0.5

0.3

0.5

0.6

1.Deduct these resistance values from the available external static pressures shown in the respective Blower Performance Table (See Note 2 for exception.)

2.Since the resistance to air flow will be less for horizontal duct connections than for bottom duct connections, add these pressures to the ESP values on the respective unit’s blower performance table.

TABLE 18: POWER EXHAUST PERFORMANCE

MOTOR

 

 

 

STATIC RESISTANCE OF RETURN DUCTWORK, IWG

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SPEED1

 

0.2

0.3

 

 

0.4

 

0.5

 

0.6

CFM

 

kW

CFM

kW

CFM

 

kW

CFM

 

kW

CFM

 

kW

 

 

 

 

 

HIGH2

5250

 

0.83

4500

0.85

4200

 

0.88

3750

 

0.93

3000

 

0.99

MEDIUM

4900

 

0.77

3900

0.79

3500

 

0.82

2900

 

0.85

-

 

-

LOW

4400

 

0.72

3700

0.74

3000

 

0.78

-

 

-

-

 

-

1.Power exhaust motor is a 3/4 HP, PSC type with sleeve bearings, a 48 frame and inherent protection.

2.The factory setting.

Johnson Controls Unitary Products

23

Image 23
Contents TECHNICAL GUIDE SERIES SINGLE PACKAGE GAS/ELECTRIC UNITSAND SINGLE PACKAGE AIR CONDITIONERS DESCRIPTIONLIST OF TABLES TABLE OF CONTENTSLIST OF FIGURES J15 D J N24 A 2 A AA 1 0 1 2 4 A PRODUCT NOMENCLATURE15-25Ton Series 20 Model Number Nomenclature FEATURES FIGURE 1 - UNIT CUTAWAY FACTORY-INSTALLEDOPTIONS349687-JTG-A-1007 CONTROL OPTIONS FIELD-INSTALLEDACCESSORIES349687-JTG-A-1007 TABLE 3 GAS HEAT RATIINGS TABLE 1 SOUND POWER RATING1TABLE 2 CAPACITY RATINGS - ARI TABLE 4 COOLING CAPACITIES FOR J15DJ TABLE 5 COOLING CAPACITIES FOR J18DJ TABLE 6 COOLING CAPACITIES FOR J20DJ TABLE 7 COOLING CAPACITIES FOR J25DJ TABLE 8 ALTITUDE CORRECTION FACTORS Johnson Controls Unitary Products FIGURE 2 - ALTITUDE/TEMPERATURE CONVERSION FACTORVOLT AND 208 VOLT AND STANDARD DRIVE208 VOLT AND HIGH STATIC DRIVE 230/460/575208 VOLT AND 208 VOLT ANDSTANDARD DRIVEVOLT AND 208 VOLT AND STANDARD DRIVE208 VOLT AND HIGH STATIC DRIVE 230/460/575VOLT AND 208 VOLT AND STANDARD DRIVE208 VOLT AND HIGH STATIC DRIVE 230/460/575208 VOLT AND 208 VOLT ANDSTANDARD DRIVEVOLT AND 208 VOLT AND STANDARD DRIVE208 VOLT AND HIGH STATIC DRIVE 230/460/575VOLT AND 208 VOLT AND STANDARD DRIVE208 VOLT AND HIGH STATIC DRIVE 230/460/575TABLE 17 STATIC RESISTANCES1 TABLE 18 POWER EXHAUST PERFORMANCETABLE 16 BLOWER MOTOR AND DRIVE DATA COMPRESSORS Johnson Controls Unitary Products NOTE 1 HACR Type per NECNOTE 1 HACR Type per NEC 349687-JTG-A-1007Johnson Controls Unitary Products NOTE 1 HACR Type per NECJ15DJ TABLE 21 J**DJ VOLTAGE LIMITATIONS1TABLE 22 PHYSICAL DATA MODELSTABLE 24 ELECTRIC HEAT CORRECTION FACTORS TABLE 23 SUPPLY FAN VFD WEIGHTS, IN LBSFIGURE 3 - TYPICAL J**DJ FIELD WIRING DIAGRAM USED FOR FIGURE 4 - FRONT VIEW DIMENSIONSTABLE 25 UTILITIES ENTRY DATA HOLEduct flange openings see FIGURE 5 - REAR VIEW DIMENSIONSDimensions listed are for side Field Accessories for SideTABLE 26 MINIMUM CLEARANCES SLAB ON GROUND INSTALLATION FIGURE 7 - UNIT CENTER OF GRAVITYFIGURE 8 - TYPICAL UNIT APPLICATIONS ROOF JACK INSTALLATION ROOF CURB INSTALLATION4 Point Loads lbs FIGURE 9 - FOUR AND SIX POINT LOADSTABLE 27 FOUR AND SIX POINT LOADS TotalFIGURE 12 - CUT AWAY OF ROOF CURB FIGURE 10 - UNIT ROOF CURB DIMENSIONSFIGURE 11 - ROOF CURB DUCT OPENINGS DIMENSION Page DESCRIPTION GUIDE SPECIFICATIONSGENERAL GAS HEATING SECTION J**DJN MODELS OUTDOOR CONDENSER FAN ASSEMBLYREFRIGERANT COMPONENTS UNIT CONTROLSSTANDARD LIMITED WARRANTIES UNIT OPERATING CHARACTERISTICSELECTRIC HEATING J**DJC/E MODELS ELECTRICAL REQUIREMENTSOTHER PRE-ENGINEEREDACCESSORIES AVAILABLE