York DH 078, 90, 102 manual Electric Heat Minimum Supply AIR CFM, Indoor Blower Specifications

Page 34

 

 

 

 

 

 

 

 

246646-YTG-C-0606

TABLE 33: ELECTRIC HEAT MINIMUM SUPPLY AIR CFM

 

 

 

 

 

HEATER

 

 

UNIT MODEL SIZE (NOMINAL TONS)

 

 

kW

 

VOLTAGE

078 (6.5)

090 (7.5)

102 (8.5)

 

120 (10)

 

150 (12.5)

 

 

MINIMUM SUPPLY AIR CFM

 

 

 

 

 

 

 

 

 

 

9

 

 

1950

2250

2550

 

-

 

-

18

 

 

1950

2250

2550

 

3000

 

3750

24

 

208/230

1950

2250

2550

 

3000

 

3750

36

 

 

1950

2250

2550

 

3000

 

3750

54

 

 

-

-

-

 

3500

 

4000

9

 

 

1950

2250

2550

 

-

 

-

18

 

 

1950

2250

2550

 

3000

 

3750

24

 

480

1950

2250

2550

 

3000

 

3750

36

 

 

1950

2250

2550

 

3000

 

3750

54

 

 

-

-

-

 

3000

 

3750

9

 

 

1950

2250

2550

 

-

 

-

18

 

 

1950

2250

2550

 

3000

 

3750

24

 

600

1950

2250

2550

 

3000

 

3750

36

 

 

1950

2250

2550

 

3000

 

3750

54

 

 

-

-

-

 

3500

 

3750

TABLE 34: INDOOR BLOWER SPECIFICATIONS

MODEL

 

 

MOTOR

 

 

MOTOR SHEAVE

 

BLOWER SHEAVE

 

BELT

HP

RPM

Eff.

 

SF

Frame

Datum Dia. (in.)

Bore (in.)

Model

Datum Dia. (in.)

Bore (in.)

Model

 

 

 

DH078

1-1/2

1725

80%

1.15

56

3.4 - 4.4

7/8

1VM50

7.0

1

AK74

A49

2

1725

80%

 

1.15

56

3.4 - 4.4

7/8

1VM50

6.2

1

AK66

A49

 

 

DH090

2

1725

80%

 

1.15

56

3.4 - 4.4

7/8

1VM50

6.5

1

AK69

A49

3

1725

80%

 

1.15

56

3.4 - 4.4

7/8

1VM50

6.0

1

AK64

A49

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DH102

3

1725

80%

 

1.15

56

3.4 - 4.4

7/8

1VM50

6.0

1

AK64

A49

3

1725

80%

 

1.15

56

3.4 - 4.4

7/8

1VM50

5.7

1

AK61

A49

 

 

DH120

2

1725

80%

 

1.15

56

3.4 - 4.4

7/8

1VM50

8.5

1

AK89

A56

 

 

 

 

 

 

 

 

 

 

 

 

 

3

1725

80%

 

1.15

56

3.4 - 4.4

7/8

1VM50

7.0

1

AK74

A54

 

 

DH150

3

1725

80%

 

1.15

56

3.4 - 4.4

7/8

1VM50

7.0

1

AK74

A54

5

1725

87%

 

1.15

184T

4.3 - 5.3

1 1/8

1VP56

6.7

1

BK77

BX55

 

 

TABLE 35: POWER EXHAUST SPECIFICATIONS

POWER EXHAUST

VOLT

PHASE

 

MOTOR

 

 

ELECTRICAL

 

FUSE

CFM@

MODEL

HP

RPM1

QTY

LRA

 

FLA

 

MCA

SIZE

0.1 ESP

 

 

 

 

2PE0473225

208/230

1

 

1075

 

24.9

 

5.0

 

6.3

10

 

2PE0473246

460

1

0.75

1

-

 

2.2

 

2.8

5

3,800

 

 

 

2PE0473258

575

1

 

1050

 

 

1.5

 

1.9

4

 

 

 

 

 

 

 

1 Motors are multi-tapped and factory wired for high speed.

34

Unitary Products Group

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Contents Technical Guide Ashrae 90.1 CompliantTable of Contents Features All units are shipped with 2 throw-away filters installed Factory Installed Options Field Installed Accessories Low Limit / Compressor Lockout Kit Accessories Part Number Description WeightYTG-C-0606 Ton York Model Number Nomenclature 078 DH Physical Data102 CFM DH Capacity RatingsUnit Voltage Limitations MBH EER IplvCooling Capacity DH078 6-1/2 TON Unit Cooling Capacity DH090 7-1/2 TON Unit Cooling Capacity DH102 8-1/2 TON Unit Cooling Capacity DH120 10 TON Unit 4375 Cooling Capacity DH150 12-1/2 TON UnitReturn Dry Bulb F 5625MCA RLA LRA FLA RLA LRA FLA MCA 240 Electric Heat MultipliersKW Cap. Multiplier 480DH078 6-1/2 Side Shot Blower Performance DH090 7-1/2 TON Side Shot Blower Performance CFMDH102 8-1/2 TON Side Shot Blower Performance DH120 10 TON Side Shot Blower Performance DH150 12-1/2 TON Side Shot Blower Performance DH078 6-1/2 TON Down Shot Blower Performance DH090 7-1/2 TON Down Shot Blower Performance DH102 8-1/2 TON Down Shot Blower Performance DH120 10 TON Down Shot Blower Performance DH150 12-1/2 TON Down Shot Blower Performance Additional Static Resistance DH120 Additional Static Resistance DH078, 090Power Exhaust Specifications Indoor Blower SpecificationsElectric Heat Minimum Supply AIR CFM Unit Model Number DH078 DH090 DH102 DH120 Unit WeightModel Shipping Operating Unit Clearances Detail aDetail C DH078 DH090 DH102 DH120Predator Roof Curb Dimensions Rear Duct Dimensions Bottom Duct Openings from AboveDownflow Economizer Hood Detail Economizer Usage Factory Installed Downflow Economizer Field Installed Horizontal Economizer W/POWER Exhaust Slab Economizer END Return W/POWER Exhaust Cooling Unit with GAS Heat Wiring 230 Volt Diagram Cooling Unit WITH/WITHOUT Electric Heat Wiring Diagram YTG-C-0606 General PredatorDescription GAS Heating Section if Equipped Unit Operating CharacteristicsElectric Heating Section if Equipped Additional Factory Installed Options Other PRE-ENGINEERED Accessories Available

102, 90, DH 078 specifications

York DH series chillers, specifically models 078, 90, and 102, are recognized in the HVAC industry for their advanced features, efficiency, and reliability. These chillers are designed to provide exceptional cooling performance for commercial and industrial applications, prioritizing energy efficiency and sustainability.

One of the standout features of the York DH series is its dual-compressor system. This design not only enhances reliability but also contributes to energy savings by allowing the unit to operate at varying loads more effectively. This adaptability ensures that the chillers can maintain optimal performance even during fluctuating demand, reducing energy consumption and associated costs.

The DH series chillers employ a microchannel condenser technology that maximizes heat exchange efficiency. This technology reduces the amount of refrigerant required while also minimizing the footprint of the unit, offering significant advantages in space-constrained environments. Additionally, microchannel coils are less susceptible to corrosion, enhancing the longevity and reliability of the chillers.

Another notable feature is the use of variable-speed drives (VSD) in the compressor system. These drives allow for precise control of the compressor speed, enabling the chillers to adjust to the cooling demands dynamically. This flexibility not only enhances the overall efficiency of the system but also contributes to quieter operation, making the chillers suitable for environments where noise levels are a concern.

York's DH series also integrates advanced controls and monitoring capabilities. The intuitive control system allows for easy programming and operation, providing users with real-time data on system performance and diagnostics. This feature aids in maintenance and troubleshooting, reducing downtime and ensuring that the chillers operate at peak efficiency.

Safety is paramount in the design of the York DH chillers. Each model is equipped with multiple safety features, including pressure relief valves and temperature monitoring systems, to protect the unit during operation. This commitment to safety not only safeguards the equipment but also ensures compliance with industry standards.

In conclusion, the York DH 078, 90, and 102 chillers exemplify modern HVAC technology with their dual-compressor systems, microchannel condenser technology, variable-speed drives, and advanced control systems. These features combine to deliver efficient, reliable, and sustainable cooling solutions for a wide variety of applications. The York DH series represents a significant advancement in chiller design and functionality, making it a preferred choice for many professionals in the field.