Envision Peripherals Geothermal Indoor Split Heat Pumps installation manual Dual Capacity Models

Page 27

ENVISION SERIES INSTALLATION MANUAL

Unit Operating Parameters

Dual Capacity Models

First Stage Operation

 

 

 

 

Cooling -- No Desuperheater

 

Entering Water

Water Flow

Suction

Discharge

 

Superheat

Subcooling

Water Temp

Air Temp

Temp °F

GPM/Ton

Pressure

Pressure

 

 

 

PSIG

PSIG

 

 

 

Rise °F

Drop °F DB

 

 

 

 

 

 

 

50

1.5

125-140

205-225

 

9-15

3-10

17-21

17-23

3.0

120-135

190-210

 

9-15

3-10

8-12

17-23

 

 

70

1.5

135-145

260-290

 

9-18

5-11

16-20

17-23

3.0

126-143

230-250

 

9-18

5-11

9-13

17-23

 

 

90

1.5

138-150

315-345

 

8-14

7-14

14-20

17-23

3.0

136-148

300-330

 

8-14

7-14

8-12

17-23

 

 

 

 

 

 

 

 

 

 

 

 

Heating -- No Desuperheater

 

Entering Water

Water Flow

Suction

Discharge

 

Superheat

Subcooling

Water Temp

Air Temp

Temp °F

GPM/Ton

Pressure

Pressure

 

 

 

PSIG

PSIG

 

 

 

Drop °F

Rise °F DB

 

 

 

 

 

 

 

30

1.5

76-89

260-325

 

7-12

4-16

5-9

12-16

3.0

80-93

265-330

 

7-12

4-16

3-7

14-18

 

 

50

1.5

105-120

295-355

 

7-14

4-16

7-11

18-22

3.0

110-125

300-360

 

7-14

4-16

5-9

20-24

 

 

70

1.5

135-155

330-385

 

9-14

7-15

8-12

24-28

3.0

140-160

335-390

 

9-14

7-15

6-10

22-30

 

 

Second Stage Operation

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cooling -- No Desuperheater

 

Entering Water

Water Flow

Suction

Discharge

 

Superheat

Subcooling

Water Temp

Air Temp

Temp °F

GPM/Ton

Pressure

Pressure

 

 

 

PSIG

PSIG

 

 

 

Rise °F

Drop °F DB

 

 

 

 

 

 

 

50

1.5

120-135

215-235

 

10-16

3-11

17-21

17-23

3.0

115-130

200-220

 

10-16

3-11

8-12

17-23

 

 

70

1.5

121-136

270-305

 

9-15

5-12

16-20

17-23

3.0

118-133

255-285

 

9-15

5-12

9-13

17-23

 

 

90

1.5

126-143

325-360

 

8-14

7-15

14-20

17-23

3.0

123-140

310-340

 

8-14

7-15

8-12

17-23

 

 

 

 

 

 

 

 

 

 

 

 

Heating -- No Desuperheater

 

Entering Water

Water Flow

Suction

Discharge

 

Superheat

Subcooling

Water Temp

Air Temp

Temp °F

GPM/Ton

Pressure

Pressure

 

 

 

PSIG

PSIG

 

 

 

Drop °F

Rise °F DB

 

 

 

 

 

 

 

30

1.5

72-81

280-330

 

6-12

10-20

5-9

12-16

3.0

76-85

285-335

 

6-12

10-20

3-7

14-18

 

 

50

1.5

100-115

305-370

 

6-12

6-18

7-11

18-22

3.0

105-120

310-375

 

6-12

6-18

5-9

20-24

 

 

70

1.5

133-147

340-400

 

7-14

4-15

8-12

24-28

3.0

138-152

345-405

 

7-14

4-15

6-10

22-30

 

 

Note: Cooling performance based on entering air temperatures of 80º F DB, 67º F WB.

Heating performance based on entering air temperature of 70º F DB.

27

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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.