Mitsubishi Electric MU-GE50VB- E1 User manual

CONTENTS
1. TECHNICAL CHANGES ··································· 2
2. PART NAMES AND FUNCTIONS····················· 3
3. SPECIFICATION················································ 3
4. NOISE CRITERIA CURVES······························ 4
5. OUTLINES AND DIMENSIONS ························ 5
6. WIRING DIAGRAM············································ 6
7. REFRIGERANT SYSTEM DIAGRAM··············· 7
8. PERFORMANCE CURVES······························· 8
9. ACTUATOR CONTROL··································· 16
10. SERVICE FUNCTIONS···································· 17
11. TROUBLESHOOTING····································· 17
12. DISASSEMBLY INSTRUCTIONS···················· 23
HFC
utilized
R410A
SPLIT-TYPE AIR CONDITIONERS
Models
MU-GE50VB- E1
MUH-GE50VB- E1
SERVICE MANUAL
OUTDOOR UNIT
Indoor unit service manual
MS/MSH-GE•VB Series (OBH529)
No. OBH530
NOTE:
• This service manual describes technical data of outdoor units.
PARTS CATALOG (OBB530)

2
TECHNICAL CHANGES
1
MU-GA50VB- E1 MU-GE50VB- E1
1. Unit size has been changed.
(W 850 mm × H 605 mm × D 290 mm W 800 mm × H 550 mm × D 285 mm)
2. Outdoor fan motor has been changed. (RA6V50-PA RA6V33-KA)
MUH-GA50VB- E1 MUH-GE50VB- E1
1. Unit size has been changed.
(W 850 mm × H 605 mm × D 290 mm W 800 mm × H 550 mm × D 285 mm)
2. Outdoor fan motor has been changed. (RA6V60-MA RA6V33-KB)

3
PART NAMES AND FUNCTIONS
2
Air outlet
Drain outlet
Piping
Drain hose
Air inlet
back and side
MU-GE50VB
MUH-GE50VB ACCESSORIES
MUH-GE50VB
Drain socket 1
<Outdoor unit: MUH type>
SPECIFICATION
3
Outdoor model MU-GE50VB MUH-GE50VB
Function Cooling Cooling Heating
Power supply Single phase
230 V, 50 Hz Single phase 230 V, 50 Hz
Capacity kW 5.0 5.0 5.2
Electrical
data
Breaker capacity A 15 15
Running current (Total) A 8.20 8.23 7.53
Power input (Total) W 1,810 1,780 1,610
Power factor (Total) % 96 94
Starting current (Total) A37 37
Coefficient of performance (C.O.P) (Total) 2.76 2.81 3.23
Compressor
Model RN196VHSHT RN196VHSHT
Output W 1,300 1,300
Compressor motor current A 7.57 7.60 6.90
Fan
motor
Model RA6V33-KA RA6V33-KB
Fan motor current A 0.33 0.33
Dimensions W H D mm 800 550 285 800 550 285
Weight kg 38 40
Special
remarks
Dehumidification /h 2.5 2.5 -
Air flow /h 1,902 1,902
Sound level dB 52 52
Fan speed rpm 855 855
Fan speed regulator 1 1
Refrigerant filling
capacity (R410A) kg 1.35 1.45
Refrigeration oil (Model) cc 520 (NEO 22) 520 (NEO 22)
NOTE: Test conditions are based on ISO 5151.
Cooling: Indoor Dry-bulb temperature 27°C Wet-bulb temperature 19°C
Outdoor Dry-bulb temperature 35°C Wet-bulb temperature 24°C
Heating: Indoor Dry-bulb temperature 20°C Wet-bulb temperature -°C
Outdoor Dry-bulb temperature 7°C Wet-bulb temperature 6°C
Indoor-Outdoor piping length: 5 m

4
NOISE CRITERIA CURVES
4
90
80
70
60
50
40
30
20
10 63 125 250 500 1000 2000 4000 8000
NC-60
NC-50
NC-40
NC-30
NC-20
NC-10 NC-10
NC-70
OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
Test conditions,
Cooling :Dry-bulb temperature35°C Wet-bulb temperature24°C
90
80
70
60
50
40
30
20
10 63 125 250 500 1000 2000 4000 8000
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
Test conditions,
Cooling :Dry-bulb temperature35°C Wet-bulb temperature24°C
Heating :Dry-bulb temperature 7°C Wet-bulb temperature 6°C
MU-GE50VB
COOL
FUNCTION
52
SPL(dB(A))LINE MUH-GE50VB COOLING
FUNCTION
52
HEATING
SPL(dB(A))LINE
OUTDOOR UNIT
MICROPHONE
1m

5
OUTLINES AND DIMENSIONS
5
10
69
800
302.5
500 Bolt pitch for installation
150
22.3
Handle
550
280
164.5
99.5
170.5
23 Service panel
Service port
285
344.5
44
400
Air in
Air out
Air in
17.5
Bolt pitch for
installation
304~325
40
Liquid refrigerant pipe joint
Refrigerant pipe (flared) ø6.35
Gas refrigerant pipe joint
Refrigerant pipe (flared) ø12.7
43°
35°
2 holes 10×21
REQUIRED SPACE Basically open 100mm or more
without any obstruction in front
and on both sides of the unit.
350mm or more
200mm or more
100mm or more
100mm or more
Open two sides of left,
right, or rear side.
Drain hole ø42
Unit: mm
OUTDOOR UNIT
MU-GE50VB MUH-GE50VB