MATSUSHITA Compressor
Model# DC51C72RBU6
Voltage Range . . . . . . . . . 103 Volts to 127 Volts @ 60 Hz
Application . . . . . . . . . . . . Low Back Pressure
Compressor Cooling . . . . Fan/Static Cooling
Rated Performance Data*
Capacity . . . . . . . . . . . . . . 604 Btu/h ±7%
E.E.R. . . . . . . . . . . . . . . . . . 5.40 Btu/Wh ±7% 6.39 Btu/Wh ±7%
Current . . . . . . . . . . . . . . . 0.98 Amps
Nominal Motor Data
Motor Input . . . . . . . . . . . . . . .112 Watts
Rated Current . . . . . . . . . . . .
Type . . . . . . . . . . . . . . . . . . . .
Locked Rotor . . . . . . . . . . 7.4 Amps
Start Current . . . . . . . . . . 14.2 Amps
Coil Resistances
Run . . . .5.58 Ohms
@ 68°F (20°C)
Start . . . 5.57 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
4TM314NFBYY
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) 2.60 Amps ± 7.5%
@77°F (25°C) 11.3 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*
690 Btu/h ±7%
0.94 Amps
108 Watts
1.05 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
180
160
140
120
100
80
60
40
-40
1.6
1.4
1.2
1.0
0.8
0.6
0.4
-40
1,450
1,250
1,050
850
650
450
250
50
-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
130°F
Evaporating Temp.
Rating
-30°F
Btu/h
256
Watts
69
Amps
0.60
E.E.R.
3.71
Btu/h
300
Watts
73
Amps
0.64
E.E.R.
4.12
Btu/h
338
Watts
75
Amps
0.66
E.E.R.
4.51
115 V
60 Hz
0
10
20
0
10
20
0
10
20
-10°F
+10°F
604
1,099
112
157
0.98
1.37
5.40
7.00
638
1,140
111
152
0.97
1.33
5.75
7.50
676
1,181
110
146
0.96
1.28
6.15
8.09
Rev#1-5/9