Rated Performance Data
Cond. Temp I* Cond. Temp II*
Capacity . . . . . . . . . . . . . . 604 Btu/h ±7% 669 Btu/h ±7%
E.E.R. . . . . . . . . . . . . . . . . . 4.48 Btu/Wh ±7% 5.23 Btu/Wh ±7%
Current . . . . . . . . . . . . . . . 1.64 Amps 1.56 Amps
Nominal Motor Data
Motor Input . . . . . . . . . . . . . . .135 Watts 128 Watts
Rated Current . . . . . . . . . . . . 1.70 Amps
Type . . . . . . . . . . . . . . . . . . . . RSCR, PTC relay
Locked Rotor . . . . . . . . . . 9.7 Amps
Start Current . . . . . . . . . . 17.4 Amps
Coil Resistances Run . . . . 5.47 Ohms
@ 68°F (20°C) Start . . . 5.28 Ohms
*Test Conditions for Performance Specifications
Test Oil . . . . . . . . . . . . . . . . ISO VG 10
Shell Temp . . . . . . . . . . . . . . 170.0°F / 76.0°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 4TM319MFBYY
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) 2.70 Amps ± 7.5%
@77°F (25°C) 12.0 Amps @ 18 sec. max.
P.T.C. Starting Device
Nominal Operating Characteristics
Model Name PTH490C-AS6R8
Manufacturer Murata Mfg.
Base resistance
@ 77°F(25°C) ±20% 6.8 Ohms
Power Consumption (max) 3.5 Watts
Operation time 1.0 to 2.7 seconds
Recovery time (max) 65 seconds
Run Capacitor — µF — V
†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 259 604 1,086
Watts 87 135 185
Amps 1.35 1.64 2.00
E.E.R. 2.96 4.48 5.89
120°F Btu/h 304 638 1,099
Watts 90 133 176
Amps 1.37 1.62 1.93
E.E.R. 3.37 4.79 6.25
110°F Btu/h 338 662 1,127
Watts 92 127 164
Amps 1.37 1.59 1.85
E.E.R. 3.66 5.20 6.87
MATSUSHITA Compressor Single Phase 115 V
MODEL# DD51C78GBU6 R-134a 60
Hz
Performance Curves
Voltage Range . . . . . . . . . 103 Volts to 127 Volts @ 60 Hz
Application . . . . . . . . . . . . Low Back Pressure
Compressor Cooling . . . . Fan Cooling
Refrigerant Control . . Capillary Tube
Evaporator
Temp. Range . . . . . . . -31°F to 23°F / -35°C to -5°C
9 – Point Data
P
a
na
s
o
n
ic
®
1.2
1.4
1.6
1.8
2.0
2.2
-40 -30 -20 -10 0 10 20
Current (A)
60
80
100
120
140
160
180
200
220
-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