MATSUSHITA Compressor
Model# DC57C84RBU6
Voltage Range . . . . . . . . . 103 Volts to 127 Volts @ 60 Hz
Application . . . . . . . . . . . . Low Back Pressure
Compressor Cooling . . . . Fan/Static Cooling
Rated Performance Data*
Capacity . . . . . . . . . . . . . . 690 Btu/h ±7%
E.E.R. . . . . . . . . . . . . . . . . . 5.52 Btu/Wh ±7% 6.41 Btu/Wh ±7%
Current . . . . . . . . . . . . . . . 1.09 Amps
Nominal Motor Data
Motor Input . . . . . . . . . . . . . . .125 Watts
Rated Current . . . . . . . . . . . .
Type . . . . . . . . . . . . . . . . . . . .
Locked Rotor . . . . . . . . . . 8.6 Amps
Start Current . . . . . . . . . . 15.8 Amps
Coil Resistances
Run . . . .4.68 Ohms
@ 68°F (20°C)
Start . . . 4.90 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
4TM319NFBYY
Manufacturer
Texas Instruments
Temperature To . . . . . . . . . . . Open: 248°F ± 9°F / 120°C ± 5°C
Close: 142°F ± 16°F / 61°C ± 9°C
Trip Current. . . . . . . . . . . . . . @158°F (70°C) 2.82 Amps ± 7.5%
@77°F (25°C) 12.5 Amps @ 16 sec. max.
P.T.C. Starting Device
Nominal Operating Characteristics
Model Name
PTH7M6R8
Manufacturer
Murata Mfg.
Base resistance
@ 77°F(25°C) ±20%
Power Consumption (max)
Operation time
0.6 to 1.8
Recovery time (max)
Run Capacitor
†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
Cond. Temp I* Cond. Temp II*
782 Btu/h ±7%
1.07 Amps
122 Watts
1.04 Amps
RSCR, PTC relay
†
PTH490D-AS6R8
Murata Mfg.
6.8
6.8
2.9
3.5
1.0 to 2.7
seconds
60
65
seconds
12 µF 180 V (min.)
Refrigerant Control . . Capillary Tube
Evaporator
Temp. Range . . . . . . . -31°F to 23°F / -35°C to -5°C
Performance Curves
200
180
160
140
120
100
80
60
-40
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
-40
1,800
1,600
1,400
1,200
1,000
800
600
400
200
-40
9 – Point Data
Condensing Temp.
130°F
120°F
Ohms
Watts
110°F
Panasonic Industrial Company
®
Refrigeration Products Department
Tel: 201 - 392 - 4249
Fax: 201 - 392 - 4315
Single Phase
R-134a
-30
-20
-10
-30
-20
-10
-30
-20
-10
Evaporating Temperature (°F)
110°F
120°F
Evaporating Temp.
Rating
-30°F
Btu/h
321
Watts
80
Amps
0.70
E.E.R.
4.01
Btu/h
362
Watts
83
Amps
0.72
E.E.R.
4.36
Btu/h
389
Watts
84
Amps
0.73
E.E.R.
4.63
115 V
60 Hz
0
10
20
0
10
20
0
10
20
130°F
-10°F
+10°F
690
1,246
125
177
1.09
1.54
5.52
7.04
727
1,287
124
171
1.08
1.49
5.86
7.53
765
1,318
122
163
1.06
1.42
6.27
8.09
Rev#1-5/9