Page 3 - CONTENTS; Specifications subject to change without notice.
- 1 - CONTENTS SAFETY PRECAUTIONS ----------------------------------------------2 LINE UP --------------------------------------------------------------------4 MODEL-DESIGNATION BREAKDOWN ----------------------------5 SPECIFICATIONS -------------------------------------------------------6 ELECTRICAL...
Page 4 - SAFETY PRECAUTIONS; Before installation and electric work; Symbols used in the text; work
SAFETY PRECAUTIONS - 2 - 1.1. Before installation and electric work s Before installing the unit, make sure you read all the “Safetyprecautions”. s The “Safety precautions” provide very important points re-garding safety. Make sure you follow them. Symbols used in the text Warning: Describes precaut...
Page 6 - LINE UP
- 4 - LINE UP kcal/h (gross) Cooling capacity Btu/h kW kcal/h Heating capacity Btu/h kW PEH-7MYB 16,200 64,200 18.8 17,300 68,600 20.1 PEH-8MYB 19,000 75,100 22.0 19,000 75,100 22.0 PEH-10MYB 24,800 98,300 28.8 24,800 98,300 28.8 Cooling: Indoor:27 ° CDB, 19 ° CWB; Outdoor: 35 ° CDB Heating: Indoor:...
Page 7 - MODEL-DESIGNATION BREAKDOWN; Design Sequence
- 5 - MODEL-DESIGNATION BREAKDOWN P E H - 10 M Y B -EU Design Sequence Electrical Supply Compressor Horsepower Series Number 7 = 7 HP8 = 7.5 HP 10= 10 HP PEH = Indoor unit PUH = Outdoor unit Y = 3 phase 380~415V 50Hz 4 wires ( In case of PEH-7, 8 Indoor unitY = 1 phase 220~240V 50Hz 2 wires ) Servic...
Page 8 - SPECIFICATIONS
- 6 - SPECIFICATIONS kW BTU/h kcal/h % kg Capillary tube Acrylic resin coating Munsell 5Y 8/1 mm mmmm kg Cross fin coil Centrifugal (plastic) - Direct drive Three phase induction motor Single phase induction motor kw CMM CFM L/S mmAq Pa dB(A) mm mm mm kg Cross fin coil Propeller-direct drive Three p...
Page 9 - ELECTRICAL DATA
- 7 - Heating Cooling TOTAL INPUT TOTAL RUN CURRENT POWER FACTOR START CURRENT COMPRESSOR INPUT RUN CURRENT INDOOR side External static pressure O/D FAN INPUT RUN CURRENT I/D FAN INPUT RUN CURRENT TOTAL INPUT TOTAL RUN CURRENT POWER FACTOR START CURRENT COMPRESSOR INPUT RUN CURRENT INDOOR side Exter...
Page 10 - SELECTION PROCEDURE; First step, to select the approximate model:
- 8 - SELECTION PROCEDURE 1. Model Selection (With actual examples) First step, to select the approximate model: Based on the cooling load and the cooling capacity listed in the capacity table, select the applicable model. Notes: *1. The correct WB is required since it has a serious effect on the ca...
Page 11 - Efficiency Calculation
At 26˚CDB, 19˚CWB of Indoor, Q = 21.0, SHC = 16.2, T/I = 9.2 Therefore, when air flow is 77(CMM) Q = 21.0 ✕ (1+(1.025 - 1.0) ✕ 7/10*) 21.4(kW) SHC = 16.2 ✕ (1+(1.044 - 1.0) ✕ 7/10*) 16.7(kW) T/I = 9.2 ✕ (1+(1.009-1.0)) ✕ 7/10*) 9.3(kW) Note * : 7/10 = (77-70)/(80-70) - 9 - (Step-3) Calculation of ne...
Page 12 - CAPACITY TABLES
Outdoor DB ° C -5.0 0. 0 5.0 10. 0 15.0 20.0 Indoor Indoor Q S HC SH F T /I Q S HC SH F T /I Q S HC SH F T /I Q S HC SH F T /I Q S HC SH F T /I Q S HC SH F T /I DB ° CW B ° C k Wk W k Wk Wk W k Wk Wk W k Wk Wk W k Wk Wk W k Wk Wk W k W 15 19. 7 1 3. 4 0 .6 8 5 .3 19.6 13. 4 0 .6 8 5 .3 19.6 14. 1 0 ...
Page 17 - Heating
- 15 - -15. 0 - 10. 0 - 5. 0 0 .0 5.0 10.0 15. 0 Indoor QT /I QT /I QT /I QT /I QT /I QT /I QT /I outdoor Heatin g c a p acit y k W kW kW kW kW kW kW kW kW kW kW kW kW kW reduction ratio 15 14.5 4.3 16. 1 4 .8 18. 2 5 .4 20. 2 6 .0 22.7 6.5 25. 1 7 .1 28. 2 7 .4 16 14.3 4.4 15. 9 4 .9 18. 0 5 .5 20....
Page 21 - OPERATION RANGE; Cooling
- 19 - OPERATION RANGE The range of working temperatures is as below.Make sure which unit you are using and confirm the range of application. Note: As an applicable humidity outside standard for both indoors and outdoors, we recommend use within a range of 35-80% relative humidity. However, it is a ...
Page 22 - FAN PERFORMANCE
- 20 - FAN PERFORMANCE PEH-8MYB PEH-10MYB 450 400 350 300 250 200 150 100 50 (Pa) (Pa) 50 833 55 917 60 1,000 65 1,083 70 1,167 75 1,250 80 1,333 Recommended Range Inter nal SP 0 T otal static pressure Air flow factory pre setting ESP = 125Pa 800 900 1000 1100 1200 1300 1400 Fan Performance Curve 50...
Page 23 - SOUND DATA; Indoor units; Outdoor units; Indoor unit; Position mesurement; Sound Levels; PEH
- 21 - SOUND DATA Indoor units Sound Levels OCTAVE BAND FREQ. Hz MODEL SPL 63Hz 125Hz 250Hz 500Hz 1000Hz 2000Hz 4000Hz 8000Hz 63Hz 125Hz 250Hz 500Hz 1000Hz 2000Hz 4000Hz 8000Hz 56 59 63 62 61 62.5 55 58.5 54 59.5 51 53 43.5 48 38 43.5 32.5 36 Outdoor units Indoor unit Outdoor unit Position mesuremen...
Page 24 - OUTLINE DIMENSIONS
- 22 - OUTLINE DIMENSIONS 100 40 66 130 1440 AIR INLET SENSOR REFRIGERANT PIPEø15.88(5/8 BRAZE) REFRIGERANT PIPEø28.6(1 BRAZE) CONNECT WIRE (PEH-PUH)WIRING HOLE ø27(AIR INLET SIDE) AIR OUTLET CONTROLLERWIRING HOLE ø27(AIR INLET SIDE) AIR INLET POWER SUPPLYWIRING HOLE ø27(AIR INLET SIDE) DUCT EARTH P...
Page 25 - : Outdoor unit with air outlet guide is special
- 23 - 20 20 4-ø15 HOLES(HUNGING) 4-10X20 HOLES WIRING HOLE CONTROL BOX ACCESSORY PIPE (WITH FLANGE) REFRAIGERANT PIPE <FIELD SUPPLY>7,8MYF:ø25.4(1 FLANGE) 10MYF:ø28.6(1-1/8 FLANGE) REFRAIGERANT PIPE <FIELD SUPPLY>ø15.88(5/8 FLARE) AIR INLET AIR INLET AIR OUTLET DETAIL B DETAIL A 10 20 2...
Page 27 - WIRING DIAGRAMS
- 25 - WIRING DIAGRAMS INLET DUCT OUTLET DUCT CR POWER SUPPLY~PE220/230/240V50HZ CIRCUIT BREAKER(FIELD SUPPLY)PEH-7,8MYB-EU :15A 51F INDOORPOWER BOARD INDOORCONTROLLER BOARD REMOTE CONTROLLER BOARD TO OUTDOOR UNITCONNECTING WIRES (POLER) FERRITE CORE FB AUXILIARY RELAY X1-1,X2-1 SYMBOL MF151F INDOOR...
Page 30 - REFRIGERANT SCHEMATICS
- 28 - REFRIGERANT SCHEMATICS = FLARE Heat exchanger Condensing, Evaporating Temp. (TH5) Sensor Condensing,EvaporatingTemp. (TH3) Sensor Sensor Inlet air (TH6) Sensor (TH4) = BRAZING Sensor(TH1) (21S4) 4-Way valve Check joint Solenoid valve(SV1) Strainer Sensor (TH2) = FRANGE Heat exchanger Strainer...
Page 31 - SAFETY & CONTROL DEVICES
- 29 - SAFETY & CONTROL DEVICES ITEM NO. PEH-7MYBPUH-7MYF PEH-8MYBPUH-8MYF PEH-10MYBPUH-10MYF COMPRESSOR OVER CURRENT RELAY 51C 19.0A 22.0A 31.0A COMPRESSOR INTERNAL THERMOSTAT 49C 105 ± 5 ° C off 83 ± 11 ° C on HIGH PRESSURE SWITCH INDOOR FAN MOTOR OVER CURRENT RELAY 51F 5A 6.2A 3A OUTDOOR FAN ...
Page 32 - OPTION; ITEM
- 30 - OPTION ITEM PEH-7MYBPUH-7MYF PEH-8MYBPUH-8MYF PEH-10MYBPUH-10MYF OUTDOOR UNIT AIR OUTLET GUIDE PAC-207FG ✻ 1 ✻ 1 : Outdoor unit with air outlet guide is special order in some customers. M-NET ADAPTOR PAC-SF48MA-E
Page 33 - INSTALLATION; Accessory; Selecting an installation site; enough to sustain its weight
- 31 - INSTALLATION 1 1 1 1 1 . Indoor unit 1 1 1 1 1 -1. Accessory The unit is provided with the following accessory: 1 1 1 1 1 -2. Selecting an installation site • Select a site with sturdy fixed surface sufficiently durable against the weight ofunit. • Before installing unit, the routing to carry...
Page 34 - Fixing hanging bolts; Hanging structure; Installing the unit
- 32 - 1 1 1 1 1 -3. Fixing hanging bolts 1 1 1 1 1 -3.1. Fixing hanging bolts (Use M10 hanging bolts. The bolts should be supplied in the field.)(Give site of suspension strong structure.) Hanging structure • Ceiling: The ceiling structure varies from one building to one another. For de-tailed info...
Page 35 - Cautions on refrigerant piping
- 33 - 1 1 1 1 1 -5. Refrigerant pipe and drain pipe specifications To avoid dew drops, provide sufficient antisweating and insulating work to the re-frigerant and drain pipes.When using commercially available refrigerant pipes, be sure to wind commer-cially available insulating material (with a hea...
Page 36 - Additional refrigerant charge; Duct work
- 34 - Caution: • Use refrigerant piping made of C1220 (CU-DHP) phosphorus deoxidizedcopper as specified in the JIS H3300 “Copper and copper alloy seamlesspipes and tubes”. In addition, be sure that the inner and outer surfaces ofthe pipes are clean and free of hazardous sulphur, oxides, dust/dirt, ...
Page 37 - Remote controller
- 35 - 1 1 1 1 1 -8. Remote controller 1 1 1 1 1 -8.1. Installing procedures (1) Select an installing position for the remote controller (switch box). Be sure to observe the following precautions. B-1. To lead the remote controller cord from the back of the controller: B-2. To run the remote control...
Page 41 - Electrical wiring; Precautions on electrical wiring
- 39 - 1 1 1 1 1 -9. Electrical wiring Precautions on electrical wiring Warning: Electrical work should be done by qualified electrical engineers in accord-ance with “Engineering Standards For Electrical Installation” and suppliedinstallation manuals. Special circuits should also be used. If the pow...
Page 43 - Refrigerant piping installation; Additional Refrigerant Charge
- 41 - 2 2 2 2 2 -5. Refrigerant piping installation Flare connection must be applied to the indoor unit and liquid piping of the outdoorunit, whilst flange connection must be applied to the gas piping of the outdoor unit.For the branching, brazing connection must be applied. Warning: Always use ext...
Page 44 - ing
- 42 - Note:If a torque wrench is not available, use the following method as a standard:When you tighten the flare nut with a wrench, you will reach a point wherethe tightening torque will abrupt increase. Turn the flare nut beyond this pointby the angle shown in the table above. Caution: • Always r...
Page 45 - Penetrations; Wiring
- 43 - 2 Evacuation Evacuate with the ball valve of the outdoor unit closed and evacuate both theconnection piping and the indoor unit from the service por t provided on the ballvalve of the outdoor unit using a vacuum pump. (Always evacuate from theser vice port of both the liquid pipe and the gas ...
Page 47 - TEST RUN
- 45 - 1.1. Before test run The test run can be carried out either from the outdoor unit or the indoor unit. 1. Checklist • After the installation, piping setup, and wiring of the indoor and outdoor units iscomplete, check that refrigerant is not leaking, the power and control wires arenot loose, an...
Page 50 - STANDARD OPERATION DATA
- 48 - STANDARD OPERATION DATA (1) PEH-7MYB/PUH-7MYF (2) PEH-8MYB/PUH-8MYF (3) PEH-10MYB/PUH-10MYF Voltage V 380 400 415 380 400 415 Power source frequency Hz 50 50 50 50 50 50 Indoor air conditioning (DB/WB) ˚C 27/19 27/19 27/19 20/- 20/- 20/- Outdoor air conditioning (DB/WB) ˚C 35/24 35/24 35/24 7...
Page 51 - SERVICE DATA; CONTROL
- 49 - SERVICE DATA 1 CONTROL [1] Composition of Control 1 Function block diagram 3N~380/400/415 V 50 Hz outdoor indoor Remote controller Fuse Fuse LED2 LED3 Fuse DC5V for microcomputer DC/DC converter Fuse Electr ical ter m inal b loc k Remote controller ter minal b loc k Remote controller ter m in...
Page 55 - Function of switch on indoor circuit board (indoor unit)
- 53 - (5) Bypass solenoid valve control (SV1) 1) Control at cooling 1 While the compressor is stopped, the solenoid valve is OFF. 2 When the power is turned on, or when the compressor is restar ted after it has been stopped for 30 minutes or longer, if the liquid temperature (TH1) in 25 ° C or high...
Page 58 - SW2 setting
- 56 - ° C ° C % 100 times 10 hours Check mode 1 display method bit 1 ..... Compressor discharge temperature abnormal bit 2 ..... Compressor discharge temp thermistor abnormal (TH2) bit 3 ..... CN23 short-circuit connector un- plugged bit 5 ..... Liquid temp thermistor abnormal (TH1) OFF ON 1 2 3 4 ...
Page 77 - INSTRUCTIONS FOR USE; Check points for operation; Ground
- 75 - INSTRUCTIONS FOR USE 1. Check points for operation Check the following points before you operate your air conditioner. (1)Check that there is nothing blocking the flow of air from the air outlet into the air inlet. Indoor unit Outdoor unit (2)Make sure the air conditioner is properly grounded...
Page 78 - Fingermarks; Shutdown; Adhesive; Warning
- 76 - 2. Caution for use Keep the following points in mind to safeguard against failures and breakdowns. 3. Maintenance For superior performance and lasting durability, please do not forget to conductproper and regular maintenance . 3.1 Cleaning the Air Filter 3.2 Cleaning panels Note:Alcohol is hi...
Page 79 - Cleaning the Outdoor Unit Heat Exchanger; When beginning to use air conditioner again; Please do the following work.; When the air conditioner is not to be used for long time; The power supply switch is turned off.; In case of failure
- 77 - 3.3 Cleaning the Outdoor Unit Heat Exchanger If you use your air conditioner for prolonged periods,the outdoor heat exchanger will become dirty, impairingits function and reducing air conditioners performance.Consult your equipment supplier or air conditioningcontractor on how to clean the he...
Page 81 - SPECIFICATION GUIDELINES; Air to air reverse cycle split air conditioning system.
- 79 - SPECIFICATION GUIDELINES Air to air reverse cycle split air conditioning system. The systems shall operate at out door ambient temperatures as high as __ ºC. The system shall have a total cooling capacity of __kW or greater with an indoor air quantity of __ L/s at __ ºC DB and __ ºC WB enteri...
Page 82 - DATA BOOK
Issuued in Jan. 2003 MEE02K133-APrinted in Japan. New publication effective Jan. 2003. Specifications subject to change without notice. DATA BOOK PEH-MYB
