036-21502-003-A-1105

TYPICAL POWER WIRING

 

 

REFER TO THE ELECTRICAL DATA

 

 

 

 

 

 

TABLES TO SIZE THE DISCONNECT

 

 

 

 

 

 

SWITCH, OVERCURRENT PROTEC-

 

 

 

 

 

 

TION AND WIRING.

 

 

 

 

 

 

TYPICAL CONTROL WIRING

 

 

COOLING ONLY (24 VOLT THERMOSTAT)

COOLING / HEATING (24 VOLT THERMOSTAT)

 

 

 

 

 

 

 

THERMOSTAT1

 

 

THERMOSTAT1

UNIT TERMINAL

 

TERMINALS

 

 

TERMINALS

STRIP TB1

 

 

RH

UNIT TERMINAL

 

 

 

 

 

STRIP TB1

 

 

 

 

ADD

 

 

RV

R

 

 

 

 

 

JUMPER

RC

R

 

 

 

 

 

YC

Y1

24 VOLT

 

Y

Y1

 

TRANSFORMER

 

24 VOLT

 

 

 

 

 

TRANSFORMER

 

 

 

 

 

 

 

 

 

 

 

Y2

 

 

Y2

 

 

 

 

 

 

 

 

 

W

W1

 

GF

G

 

 

 

W2

 

 

 

 

 

 

 

 

C

 

 

G

G

 

 

 

 

 

 

C

 

124 VOLT THERMOSTAT 2TH07701024. TO CONTROL THE ECONOMIZER

 

 

 

 

ON SECOND STAGE COOLING, USE THE THERMOSTAT 2TH0401224.

124 VOLT THERMOSTAT 2ET07701024. TO CONTROL THE ECONOMIZER ON THE SECOND

 

 

 

 

 

 

STAGE COOLING OR TO HAVE AN ELECTRIC HEAT ACCESSORY WITH TWO STAGES OF

 

 

 

HEAT, USE THERMOSTAT 2TH0471024.

 

COOLING / HEATING (ELECTRONIC THERMOSTAT)

COOLING / HEATING (ELECTRONIC THERMOSTAT)

 

 

MULTI STAGE

 

 

 

SINGLE STAGE

 

 

 

 

 

 

 

 

 

THERMOSTAT1

 

 

 

 

 

 

 

TERMINALS

 

UNIT TERMINAL

 

 

THERMOSTAT1

 

ADD

 

RC

 

STRIP TB1

24 VOLT

 

 

 

RH

 

R

TRANSFORMER

 

TERMINALS

UNIT TERMINAL

JUMPER

 

 

 

 

 

 

 

 

 

 

STRIP TB1

 

 

Y1

 

Y1

 

 

RH

 

 

Y2

2

Y2

 

 

 

 

 

 

 

 

 

 

 

W1

 

W1

 

 

RC

R

 

4

W2

3

W2

 

ADD

Y

Y1

 

 

 

 

 

G

 

G

 

JUMPER

 

 

 

 

 

 

 

 

B

 

C

 

 

W

W1

 

 

LED 1

 

X

 

 

G

G

 

 

LED 2 NOT

 

 

 

 

 

 

 

OCC

 

 

 

C

 

 

USED

4

 

 

 

 

ADD

 

COM

 

 

 

 

24 VOLT

 

A1

 

 

 

 

 

JUMPER

 

A2

 

 

 

 

 

TRANSFORMER

 

 

T

TO REMOTE SENSOR

 

 

 

 

 

 

 

 

 

 

 

T

2TH040702224 IF USED

 

 

 

1ELECTRONIC PROGRAMMABLE THERMOSTAT 2ET04700224 (INCLUDES SUBBASE).

2SECOND STAGE COOLING IS NOT REQUIRED ON UNITS LESS ECONOMIZER.

3SECOND STAGE HEATING IS ONLY REQUIRED ON UNITS WITH A TWO STAGE ELECTRIC HEATER OR 2 STAGE GAS HEAT.

4REMOVE JUMPER J2 FROM TERMINALS 4 AND 9 ON JUMPER PLUG CONNECTOR P6 ON UNITS WITH ECONOMIZER. TERMINALS A1 AND A2 PROVIDE A RELAY OUT-PUT TO CLOSE THE OUTDOOR ECONOMIZER DAMPERS WHEN THE THERMOSTAT SWITCHES TO THE SET-BACK POSITION.

1ELECTRONIC PROGRAMMABLE THERMOSTAT 2ET07701024 (INCLUDES SUBBASE).

TO CONTROL THE ECONOMIZER ON SECOND STAGE COOLING, USE THERMOSTAT 2TH04700224.

FIGURE 2 - TYPICAL FIELD POWER & CONTROL WIRING

Unitary Products Group

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Image 35
York DM 072 warranty Typical Power Wiring, Typical Field Power & Control Wiring

DM 072 specifications

The York DM 072 is a high-performance packaged air conditioning unit designed for commercial and industrial applications. Engineered for efficiency and reliability, the DM 072 is part of York's broader initiative to provide advanced climate control solutions that meet the demands of modern buildings.

One of the standout features of the York DM 072 is its advanced energy efficiency. It employs the latest in variable speed technology, which allows the unit to adjust its output according to the cooling load. This capability significantly reduces energy consumption, leading to lower operational costs, and it aligns with global efforts to promote sustainable energy use.

In terms of design, the York DM 072 is built with a robust aluminum cabinet that provides excellent corrosion resistance. This is essential for units installed in harsh environments, ensuring a long lifespan and reduced maintenance needs. The compact design also allows for easy installation in tight spaces, making it a versatile choice for various building configurations.

The unit is equipped with a high-efficiency scroll compressor, which enhances its cooling capabilities while minimizing noise levels. This is particularly beneficial for commercial office buildings where noise reduction can contribute to a more comfortable working environment. Additionally, the DM 072 features a sophisticated refrigerant management system that optimizes the refrigeration cycle, ensuring consistent performance and maximizing system efficiency.

Another notable aspect of the York DM 072 is its advanced control system. With smart connectivity options, users can monitor and control the unit remotely. This feature not only improves convenience but also aids in proactive maintenance by providing real-time performance data, helping facility managers to identify and rectify issues before they escalate.

The DM 072 also incorporates an effective filtration system designed to improve indoor air quality. With multi-stage filtration, it captures dust, allergens, and other particulates, promoting a healthier environment for occupants.

With a combination of efficiency, durability, advanced technology, and environmental considerations, the York DM 072 stands out as a leading choice in the commercial HVAC market. Whether for new constructions or retrofitting existing systems, it offers reliable performance and environmental stewardship, making it a top contender among packaged air conditioning units.