246646-YTG-C-0606

TABLE 2: DH PHYSICAL DATA

Component

 

 

Models

 

 

 

 

 

 

 

078

090

102

120

150

 

 

 

 

 

 

 

 

 

 

Blower, Centrifugal

12 x 12

12 x 12

12 X 12

15 x 15

15 x 15

Evaporator

(Dia. X Wd. in.)

 

 

 

 

 

 

 

 

 

 

 

Blower

Motor, Standard (HP)

1-1/2

2

3

2

3

 

 

 

 

 

 

 

 

Motor, Optional (HP)

2

3

3

3

5

 

 

 

 

 

 

 

 

Rows

3

3

3

4

4

 

 

 

 

 

 

 

Evaporator

Fins per Inch

15

15

15

15

15

Coil

Height (in.)

32

32

32

40

40

 

 

 

 

 

 

 

 

Face Area (ft.2 each)

10.67

10.67

10.67

13.2

13.2

 

Propeller Dia.

24

24

24

24

24

Condenser

(in., each)

 

 

 

 

 

Fan

 

 

 

 

 

 

Motor (HP, each)

1/3

1/3

1/3

3/4

3/4

(2 per Unit)

 

 

 

 

 

 

 

CFM, Nominal (each)

3400

3400

3400

4400

4400

 

 

 

 

 

 

 

 

Rows (each)

Sys 1: 2 Row

2

2

2

2

 

 

Condenser

Sys 2: 1 Row

 

 

 

 

 

 

 

 

 

 

 

Coil

Fins per Inch

20

20

20

20

20

(2 per unit)

 

 

 

 

 

 

Height (in., each)

36

36

36

44

44

 

 

 

 

 

 

 

 

 

Face Area (ft.2 each)

12

12

12

14.5

14.5

Refrigerant

System 1 (lb./oz.)

8/0

8/12

9/8

12/0

9/14

Charge

System 2 (lb./oz.)

4/12

9/0

8/2

11/0

9/4

 

 

 

 

 

 

 

 

Compressors

Quantity

2

2

2

2

2

 

 

 

 

 

 

Type

Recip.

Recip

Recip.

Recip

Scroll

 

 

 

 

 

 

 

 

 

Size (Wd. x Ht. x

25x16x2

25x16x2

25x16x2

25x20x2

25x20x2

Air Filters

Thickness in.)

 

 

 

 

 

 

 

 

 

 

 

 

Number Per Unit

4

4

4

4

4

 

 

 

 

 

 

 

Unitary Products Group

11

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York 102, 90, DH 078 manual DH Physical Data

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.