Panasonic DD51C78GBU6 User Manual
MATSUSHITA Compressor Single Phase 115V
Hz
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MODEL# DD51C78GBU6 R-134a 60
Voltage Range . . . . . . . . . 103 Volts to 127 Volts @ 60 Hz
Application . . . . . . . . . . . . Low Back Pressure
Compressor Cooling . . . . Fan Cooling
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
Trip Current . . . . . . . . . . . . . . @158°F (70°C) 2.70 Amps ± 7.5%
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.
†
Close: 142°F ± 16°F / 61°C ± 9°C
@77°F (25°C) 12.0 Amps @ 18 sec. max.
®
Refrigerant Control . . Capillary Tube
Evaporator
Temp. Range . . . . . . . -31°F to 23°F / -35°C to -5°C
Performance Curves
220
200
180
160
140
120
100
80
Input Power (W)
60
-40 -30 -20 -10 0 10 20
2.2
2.0
1.8
1.6
Current (A)
1.4
1.2
-40 -30 -20 -10 0 10 20
1,400
1,200
1,000
800
600
400
Capacity (BTU/H)
200
0
-40 -30 -20 -10 0 10 20
9 – Point Data
Condensing Temp. Rating -30°F -10°F +10°F
130°F Btu/h 259 604 1,086
120°F Btu/h 304 638 1,099
110°F Btu/h 338 662 1,127
Panasonic Industrial Company
Refrigeration Products Department
Tel: 201 - 392 - 4249
Fax: 201 - 392 - 4315 Rev#1-5/9
Evaporating Temperature (°F)
110°F 120°F 130°F
Evaporating Temp.
Watts 87 135 185
Amps 1.35 1.64 2.00
E.E.R. 2.96 4.48 5.89
Watts 90 133 176
Amps 1.37 1.62 1.93
E.E.R. 3.37 4.79 6.25
Watts 92 127 164
Amps 1.37 1.59 1.85
E.E.R. 3.66 5.20 6.87
MATSUSHITA Compressor Single Phase 115V
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MODEL# DD51C78GBU6 R-134a 60Hz
205.1mm (8.07")
165.1mm (6.50")
101.6mm
(4.00")
131.6mm
(5.18")
Process Tube
86mm
(3.39")
F
91mm
(3.56")
185.4mm DIA
(7.30")
87mm
(3.43")
120mm
(4.72")
4 holes
19mm (0.75") DIA
54mm
(2.13")
88mm
(3.46")
Discharge
Tube
B
A
C
D
E
Suction
Tube
~
Motor Protector
R.S.I.R.
1 2
3
S
Compressor
Motor
PTC Relay
2
C
M
Dimensions*
mm inches
A
. . . . . . . . . . . . . . . . . . . . . 201.0 . . . . . . . . . . . . . . . . . . . 7.91
B
. . . . . . . . . . . . . . . . . . . . . 73.4 . . . . . . . . . . . . . . . . . . . . 2.89
C
. . . . . . . . . . . . . . . . . . . . . 127.6 . . . . . . . . . . . . . . . . . . . 5.02
D
. . . . . . . . . . . . . . . . . . . . . 83.9 . . . . . . . . . . . . . . . . . . . . 3.30
E
. . . . . . . . . . . . . . . . . . . . . 70.4 . . . . . . . . . . . . . . . . . . . . 2.77
F
. . . . . . . . . . . . . . . . . . . . . 75.2 . . . . . . . . . . . . . . . . . . . . 2.96
*
All dimensions are for reference only
This document sets forth certain operational parameters and conditions for
operation of this product. If this product is operated outside of the parameters
and conditions stated herein, buyer assumes sole and full responsibility and
shall indemnify seller with respect to all product failures and all consequences
thereof. Operation of the product outside of the parameters and conditions
specified herein shall serve to invalidate all seller warranties, if any, with respect
to the product. This document is for reference only. For specifications, please
contact Panasonic’s engineering department.
12.2mm (0.48")
®
Tubes Tube O.D. Wall Material
Suction . . . . . . . . . . 0.33 in. / 8.3 mm 0.035 in. / 0.9 mm Copper
Process . . . . . . . . . 0.33 in. / 8.3 mm 0.035 in. / 0.9 mm Copper
Discharge . . . . . . . . 0.33 in. / 8.3 mm 0.035 in. / 0.9 mm Copper
U.L. File # . . . . . . . . . SA 4615
C.S.A. File #’s . . . . . . LR - 36593
General Data Oil Charge . . 250 cc ± 5 cc / 15.3 cu.in. ± 0.3 cu.in.
Net Weight With Oil . . . . . . . . . . . . 18.3 lbs, 8.3 kg
Approved Oils:
FREOL . . α 10, α 10E, α 15, α 15E, α 22, α 22E
ICI . . . . . . . . . . . . . . . . . RL10H, RL15H, RL22H
HENKEL . . . . . . . . . . . . . .ProEco 10S,15S, 22S
Residual Moisture . . . . . . . . . . . . . . . 120 mg max.
Impurities . . . . . . . . . . . . . . . . . . . . . . 10 mg max.
Displacement . . . . . . . . . . . 5.10 cc. / 0.311 cu. in.
Panasonic Industrial Company
Refrigeration Products Department
Tel: 201 - 392 - 4249
Fax: 201 - 392 - 4315 Rev#1-5/9
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