Envision Peripherals Geothermal Indoor Split Heat Pumps Electrical, Thermostat Wiring, General

Page 15

ENVISION SERIES INSTALLATION MANUAL

Electrical

General

Be sure the available power is the same voltage and phase as that shown on the unit serial plate. Line and low voltage wiring must be done in accordance with local codes or the National Electric Code, whichever is applicable. See unit electri- cal data for fuse or cicuit breaker sizing information.

Electrical Data

Model

Rated

Voltage

Compressor

HWA

Ext

Total

Min

Max

Voltage

Min/Max

 

 

 

Pump

Loop

Unit

Circ

Fuse/

 

 

 

 

 

 

 

MCC

RLA

LRA

FLA

FLA

FLA

Amp

HACR

 

 

 

 

 

 

 

 

 

 

 

022

208-230/60/1

197/253

14.0

9.0

48.0

0.4

5.4

14.8

17.1

25

030

208-230/60/1

197/253

20.0

12.8

58.3

0.4

5.4

18.6

21.8

30

 

 

 

 

 

 

 

 

 

 

 

036

208-230/60/1

197/253

22.0

14.1

73.0

0.4

5.4

19.9

23.4

35

 

 

 

 

 

 

 

 

 

 

 

042

208-230/60/1

197/253

26.0

16.6

79.0

0.4

5.4

22.4

26.6

40

 

 

 

 

 

 

 

 

 

 

 

048

208-230/60/1

197/253

31.0

19.8

109.0

0.4

5.4

25.6

30.6

50

 

 

 

 

 

 

 

 

 

 

 

060

208-230/60/1

197/253

41.2

26.4

134.0

0.4

5.4

32.2

38.8

60

 

 

 

 

 

 

 

 

 

 

 

070

208-230/60/1

197/253

47.0

30.1

158.0

0.4

5.4

35.9

43.4

70

 

 

 

 

 

 

 

 

 

 

 

026

208-230/60/1

197/253

16.0

10.2

52.0

0.4

5.4

16.0

18.6

25

038

208-230/60/1

197/253

26.0

16.6

82.0

0.4

5.4

22.4

26.6

40

 

 

 

 

 

 

 

 

 

 

 

049

208-230/60/1

197/253

33.0

21.1

96.0

0.4

5.4

26.9

32.2

50

064

208-230/60/1

197/253

40.0

25.6

118.0

0.4

5.4

31.4

37.8

60

072

208-230/60/1

197/253

42.5

27.2

150.0

0.4

5.4

33.0

39.8

60

 

 

 

 

 

 

 

 

 

 

 

Notes:

Rev.: 02/20/07

 

Rated Voltage of 208-230/60/1. HACR circuit breaker in USA only. Min/Max Voltage of 197/253. All fuses Class RK-5.

 

Thermostat Wiring

Figure 12a: Thermostat Wiring, Single and Dual Capacity Units

Figure 12b: Thermostat Wiring for Dual Fuel Applications

Thermostat

Y1

1st Stage Compressor

Y2

2nd Stage Compressor

O

Reversing Valve

Envision Split

Y1

Y2

O

Thermostat

 

Envision Split

Y1

1st Stage Compressor

 

 

Y1

 

 

Y2

2nd Stage Compressor

 

 

Y2

 

 

O

Reversing Valve

 

 

O

 

 

Air Handler

 

L

Fault Signal

 

 

 

 

 

C

Common

C

Common

 

 

R

24 VAC

R

24 VAC

 

 

W

 

W

 

Lo

C

R

P1

Fossil Fuel

 

L

Fault Signal

Furnace

 

 

 

 

 

C

Common

C

Common

 

 

R

24 VAC

R

24 VAC

 

 

W

 

 

 

 

Auxiliary Heat Relay

 

 

G

Fan

G

 

LO

C

R

Shut

P1

P2

GG Fan

 

Auxiliary

W

Heat Relay

 

Down

Air Handler transformer must be at least 75 VA.

Auxiliary Heat Relay

Note: Field installed DPST dual fuel relay

(Required for dual fuel installation)

= chassis

15

Image 15
Contents 410A Refrigerant Ton Single Speed Ton Dual Capacity Envision Series Geothermal Indoor Split Heat PumpsModel Nomenclature Physical CharacteristicsTable of Contents General Installation Information Utilizing Existing Coil or Air Handler Equipment SelectionConnection to Air Coil Air Handler InstallationDual Fuel Systems Swivel Connections Residential Units Water PipingRows Tube Air Handler Coil DataLine Set Sizes Envision Matching Air Coil SurfaceSolenoid Valve Open Loop Well Water SystemsWater Quality Solenoid WiringMultiple Units on One Flow Center Closed Loop Ground Source SystemsWater Tank Preparation Desuperheater ConnectionsDesuperheater Startup Plumbing InstallationElectrical Data Thermostat WiringElectrical General24V Accessory relay see SW2 3 for description of operation Wiring SchematicsHp Total Microprocessor Control Cooling Operation Fan G onlyLockout Conditions STG1 STG2 STG3 Emerg Single Speed Units Operation Logic DataFreeze Sensing Setting DIP Switch SettingsRefrigeration Position Description System ServiceCharging the System Leak TestingSystem Evacuation Initial System Charge CalculationDetermining Subcooling Pressure/Temperature Coversion Chart for R-410A Single Speed Models Unit Operating ParametersDual Capacity Models Before Powering Unit, Check The Following Unit StartupStartup Steps Final Evaluation Heating Cycle Analysis Unit Startup/TroubleshootingPressure Drop and Recommended Flow Rates Single SpeedDual Capacity Refrigerant Systems TroubleshootingLED Definitions and Diagnostics Standard Microprocessor ControlsReplacement Procedures Preventive MaintenanceEnvision NZ Split Dimensional Data Physical DimensionsInstallation Notes

Geothermal Indoor Split Heat Pumps specifications

Envision Peripherals has established itself as a leader in the energy-efficient heating and cooling market with its advanced geothermal indoor split heat pumps. These systems are designed to utilize the earth's stable underground temperature as a renewable energy source, resulting in remarkable performance and sustainability.

One of the main features of Envision Peripherals geothermal indoor split heat pumps is their exceptional energy efficiency. With the ability to achieve a coefficient of performance (COP) exceeding 4.0, these heat pumps provide four units of heating or cooling for every unit of electricity consumed. This level of efficiency significantly reduces operational costs and lowers environmental impact, making them an ideal choice for eco-conscious consumers.

The technology employed in these systems emphasizes reliability and flexibility. The heat pumps are equipped with variable speed compressors, allowing them to adjust the heating and cooling output based on the current demands of the space. This results in consistent indoor temperatures and enhanced comfort. Moreover, the systems can seamlessly integrate with existing HVAC infrastructures, offering versatile installation options for residential and commercial applications.

Another characteristic that sets Envision Peripherals geothermal systems apart is their dual functionality. These units not only provide heating during the colder months but also excel in cooling during hot weather conditions. The geothermal heat pumps extract heat from the indoor air and transfer it to the ground, ensuring an efficient cooling process without the need for traditional air conditioning systems.

Durability and low maintenance are key aspects of Envision Peripherals heat pumps. Constructed with high-quality materials and advanced engineering, these systems are built to withstand varying environmental conditions. They feature a closed-loop system that minimizes wear and tear, reducing the frequency of repairs and providing homeowners and businesses with peace of mind.

In addition, Envision Peripherals emphasizes eco-friendliness. The use of renewable geothermal energy diminishes dependence on fossil fuels, contributing to a more sustainable living and working environment. Their commitment to sustainability aligns with global efforts to reduce greenhouse gas emissions and combat climate change.

In summary, Envision Peripherals geothermal indoor split heat pumps deliver exemplary energy efficiency, advanced technology, and a range of benefits, including dual functionality and reduced environmental impact. As the demand for sustainable heating and cooling solutions continues to grow, these systems represent a leading choice for consumers seeking comfort and energy savings.