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Refrigerant Control

 . . Capillary Tube

Evaporator

Temp. Range

 . . . . . . . -31°F to 23°F / -35°C to -5°C

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

-40

-30

-20

-10

0

10

20

Current (A)

40

60

80

100

120

140

160

180

-40

-30

-20

-10

0

10

20

Input Power (W)

0

200

400

600

800

1,000

1,200

1,400

-40

-30

-20

-10

0

10

20

Evaporating Temperature (°F)

Capacity (BTU/H)

110°F

120°F

130°F

Rated Performance Data*

Cond. Temp I* Cond. Temp II*

Capacity

 . . . . . . . . . . . . . . 604 Btu/h ±7%

669 Btu/h ±7%

E.E.R.

 . . . . . . . . . . . . . . . . . 5.25 Btu/Wh ±7%  6.14 Btu/Wh ±7%

Current

 . . . . . . . . . . . . . . . 1.10 Amps

1.05 Amps

Nominal Motor Data

Motor Input . . . . . . . . . . . . . . .115 Watts

109 Watts

Rated Current  . . . . . . . . . . . .

1.09 Amps

Type . . . . . . . . . . . . . . . . . . . .

RSCR, PTC relay

Locked Rotor 

 . . . . . . . . . . 7.7 Amps

Start Current

 . . . . . . . . . . 13.3 Amps

Coil Resistances

Run . . . .5.64 Ohms 

@ 68°F (20°C)

Start . . . 5.79 Ohms

*Test Conditions for Performance Specifications

Test Oil  . . . . . . . . . . . . . . . . ISO VG 10

Shell Temp  . . . . . . . . . . . . . . 150.0°F / 65.0°C

Condensing Temp  . . . . . . . . . (I) 130.0°F / 54.4°C

 . . . . . . . . . (II) 105.0°F / 40.6°C

Evaporating Temp  . . . . . . . . . -10.0°F / -23.3°C

Ambient Temp . . . . . . . . . . . . 90.0°F / 32.2°C

Gas Superheat  . . . . . . . . . . . 90.0°F / 32.2°C

Liquid Sub-Cooling  . . . . . . . . 90.0°F / 32.2°C

Electrical Accessories

Overload Protector

Nominal Operating Characteristics

Model Name 

4TM314MFBYY

Manufacturer

Texas Instruments

Temperature To  . . . . . . . . . . . Open: 239°F ± 9°F / 115°C ± 5°C

Close: 142°F ± 16°F / 61°C ± 9°C

Trip Current. . . . . . . . . . . . . .  @158°F (70°C) 2.45 Amps ± 7.5%

@77°F (25°C) 11.0 Amps @ 18 sec. max.

P.T.C. Starting Device

Nominal Operating Characteristics

Model Name     

PTH7M100MD2

PTH490D-AS100

Manufacturer 

Murata Mfg.

Murata Mfg.

Base resistance

@ 77°F(25°C) ±20%

10

10

Ohms

Power Consumption (max)

2.8

2.8

Watts

Operation time

0.45 to 1.35

0.45 to 1.35 seconds

Recovery time (max)

50

55

seconds

Run Capacitor

12 µF 180 V (min.)

†Although these accessories are listed by UL/CSA for use with this compressor,
Matsushita assumes no responsibility whatsoever for these or any other components
sourced by the refrigeration system manufacturer from third parties.

Panasonic Industrial Company

Refrigeration Products Department

Tel:  201 - 392 - 4249

Fax: 201 - 392 - 4315

Rev#1-5/9

Evaporating Temp.

Condensing Temp. 

Rating

-30°F

-10°F

+10°F

130°F

Btu/h

272

604

1,035

Watts

74

115

157

Amps

0.73

1.10

1.50

E.E.R.

3.68

5.25

6.59

120°F

Btu/h

316

618

1,059

Watts

78

113

150

Amps

0.76

1.09

1.42

E.E.R.

4.05

5.47

7.06

110°F

Btu/h

316

642

1,073

Watts

76

109

141

Amps

0.75

1.06

1.35

E.E.R.

4.16

5.89

7.61

MATSUSHITA Compressor 

Single Phase

115 V

Model# DA51C72RCU6

R-134a

60 Hz     

Performance Curves

Voltage Range

 . . . . . . . . . 103 Volts to 127 Volts @ 60 Hz

Application

 . . . . . . . . . . . . Low Back Pressure

Compressor Cooling

 . . . . Static / Fan Cooling

9 – Point Data

Panasonic

®

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