Physical Data (English - Standard Efficiency)

Refrigerant R-134a

 

 

 

 

STANDARD EFFICIENCY

 

 

 

 

 

 

MODEL NUMBER (YCIV____ S/P)

 

 

 

 

 

 

 

 

 

 

General Unit Data

60Hz

0157

0177

 

0187

0207

 

0227

0247

0267

50Hz

0600

0650

 

0720

0770

 

0840

0920

1000

 

 

 

Number of Independent Refrigerant Circuits

 

2

2

 

2

2

 

2

2

2

Refrigerant Charge, R-134a, Ckt.-1/Ckt.-2, lbs

 

162/162

170/170

 

185/170

192/175

 

192/192

230/195

230/230

Oil Charge, Ckt.-1/Ckt.-2, gal.

 

5/5

5/5

 

5/5

5/5

 

5/5

5/5

5/5

Compressors, Semi-hermetic Screw Qty per Chiller

 

2

2

 

2

2

 

2

2

2

Condensers, High Efficiency Fin/Tube with Integral Subcooler

 

 

 

 

 

 

 

 

 

Total Chiller Coil Face Area, ft2

 

235

235

 

264

264

 

293

323

352

Number of Rows

 

3

3

 

3

3

 

3

3

3

Fins per Inch

 

17

17

 

17

17

 

17

17

17

Condenser Fans

 

 

 

 

 

 

 

 

 

 

Number, Ckt.-1/Ckt.-2

 

4/4

4/4

 

5/4

5/4

 

5/5

6/5

6/6

Low Noise Fans

 

 

 

 

 

 

 

 

 

 

Fan Motor, HP

 

2

2

 

2

2

 

2

2

2

Total Chiller Airflow, cfm

 

104000

104000

 

117000

117000

 

130000

143000

156000

Ultra Quiet Fans

 

 

 

 

 

 

 

 

 

 

Fan Motor, HP

 

2

2

 

2

2

 

2

2

2

Total Chiller Airflow, cfm

 

104000

104000

 

117000

117000

 

130000

143000

156000

Dual Speed Fans - Normal Speed

 

 

 

 

 

 

 

 

 

 

Fan Motor, hp

 

2

2

 

2

2

 

2

2

2

Total Chiller, CFM

 

88000

88000

 

99000

99000

 

110000

121000

132000

Dual Speed Fans - Lower Speed

 

 

 

 

 

 

 

 

 

 

Fan Motor, hp

 

2

2

 

2

2

 

2

2

2

Total Chiller, CFM

 

67200

67200

 

75600

75600

 

84000

92400

100800

High Static Fans

 

 

 

 

 

 

 

 

 

 

Fan Motor, hp

 

5

5

 

5

5

 

5

5

5

Total Chiller, CFM

 

104000

104000

 

117000

117000

 

130000

143000

156000

Evaporator, Direct Expansion

 

 

 

 

 

 

 

 

 

 

Water Volume, gals.

 

67.0

95.0

 

95.0

140.0

 

140.0

140.0

140.0

Maximum Water Side Pressure, PSIG1

 

150

150

 

150

150

 

150

150

150

Maximum Refrigerant Side Pressure, PSIG

 

235

235

 

235

235

 

235

235

235

Minimum Chilled Water Flow Rate, gpm

 

140

160

 

160

180

 

180

180

180

Maximum Chilled Water Flow Rate, gpm

 

675

750

 

750

800

 

800

800

800

Water Connections, inches

 

8

10

 

10

10

 

10

10

10

Contact your nearest Johnson Controls Sales Office for weight data.

 

56

JOHNSON CONTROLS

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York R134A manual Physical Data English Standard Efficiency
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R134A specifications

York R134A is a widely recognized refrigerant that has become a staple in the heating, ventilation, and air conditioning (HVAC) industry. It is a hydrofluorocarbon (HFC) compound, specifically known as 1,1,1,2-tetrafluoroethane. This refrigerant was introduced as a substitute for R12, a chlorofluorocarbon (CFC) that was phased out due to its harmful effects on the ozone layer.

One of the main features of York R134A is its non-ozone-depleting properties, making it a more environmentally friendly option compared to its predecessors. This characteristic aligns with global efforts to reduce the impact of refrigerants on climate change and ozone layer depletion. As a result, R134A has found extensive applications in both residential and commercial cooling systems.

In terms of thermodynamic properties, R134A boasts a moderate cooling capacity and is known for its energy efficiency, which translates to lower operating costs for HVAC systems. It operates efficiently under a wide temperature range, making it suitable for various applications, from automotive air conditioning to commercial refrigeration and chillers.

York R134A also exhibits excellent stability and compatibility with lubricants and materials commonly used in HVAC systems, such as synthetic oils. This compatibility helps reduce wear and tear on components, prolonging the lifespan of the equipment. Additionally, its low toxicity and flammability risk make it a safer choice for technicians and end-users alike.

Technologically, York R134A systems often feature advanced controls and monitoring tools that optimize refrigerant flow and enhance energy efficiency. This includes digital thermostats and automation systems that adjust cooling performance based on real-time environmental conditions.

In summary, York R134A stands out for its non-ozone-depleting characteristics, energy efficiency, and compatibility with HVAC technologies. These features, combined with its broad application range and safety profile, have established R134A as a preferred refrigerant in the modern refrigeration landscape, helping to meet both environmental standards and performance expectations in cooling systems worldwide.
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