Sharp R-9450- Manuals

4 MMC With Toga mi Co nta c tor Wi th Chi n t Contac tor Wi tho u t Conta c to r Wi th Auto HP/ L P W it h Man u al H P /LP CE Ma rk ETL Without Ma rk ing Scroll- C ope land Sc roll M a ne urop Re ciproc a ting-M a ne u ro p Re c iproc ating Bris tol Re c iproa ca ting-Cope la nd TXV Ca pillary Tu b...

6 Ensure the operating temperature is in allowable range. Cooling only Heatpump Caution : The use of your air conditioneroutside the range of workingtemperature and humidity canresult in serious failure. Cooling Outdoor temp. (° CDB) Indoor temp. (°CWB) 0 19 35 15 46 24 STD LOW AMBIENTKIT Cooling Ou...

9 Electrical Connection Wiring regulations about wire diameter differs from country to country. Please refer to your LOCAL ELECTRICALCODES for field wiring rules. Be sure that installation comply with such rules and regulations. General Precaution Ensure that the rated voltage of the unit correspond...

10 2.2 Selecting Operation Mode Press the MODE key to select the type of operating mode. Consecutive press of the key switches the operation over “COOL”, “HEAT”, “AUTO” and “FAN” 2.3 SAVE Mode Press the SAVE key to select the energy saving function. This option is only available for “COOL”, “HEAT” a...

12 5. Auto Random Restart When power resumed, the unit will automatically restart and operate at the previous setting as before powerfailure occurred. (Remove jumper at JH/JP1 will cancel the auto random restart function. Please refer to wiringdiagram for the location of the JH/JP1). 1. “ON/OFF” swi...

13 Installation Indoor Preliminary Site Survey a) Electrical supply and installation is to confirm to local authority's (e.g. National Electricity Board) codes and regulations. b) Voltage supply fluctuation must not exceed +/- 10% of rated voltage. Electricity supply line must be indepen- dent of we...

14 Outdoor Location For Installation Of The Condensing Units As condensing temperature rises, evaporating temperature rises and cooling capacity drops. In order to achievemaximum cooling capacity, the location selected should fulfill the following requirements:- a) Install the condensing (outdoor) u...

16 Installation Clearance When two or more outdoor units are installed in a location, they must be positioned such that one unit will not betaking the hot discharge air from another to avoid hot air short circuiting. This also applies when two or more units are installed one above the other. Below a...

17 Guidelines Of Field-charging Air Conditioning Systems With Scroll Compressors These guidelines are intended for use with Scroll compressors only with R22, R407C, R134a, R404A, R507,and R410A refrigerants. They do not apply to reciprocating compressors or competitive Scroll compressors. Field-char...

18 Most split systems have a suitable connection on the outdoor unit Shredder valves provide easy system access for pressure reading and addition of refrigerant. On small sys-tems, they provide a reasonable connection for evacuation also. However, Shredder valves and the hosesconnected to them can c...

19 Charging RecommendationsCharging liquid in a CONTROLLED manner into the suction side until the system is full . This recommen- dation does not hold true for reciprocating compressors where liquid charging into the suction side could causesevere damage. Carefully monitor the suction and discharge ...

20 System Refrigerant Charge Level Guidelines Additional charge Based on liquid pipe size per meter length: Note:The additional refrigerant charge amount recommended is a guideline for longer piping application. The actual charge requiredmay be different from the guideline due to different applicati...

21 Sound Da Sound Da Sound Da Sound Da Sound Data ta ta ta ta Microphone position: 1 m away from the service panel and 1 m height from the floor level (free return and the discharge air was ductedto adjacent room). Tested with 2m length duct at the air discharge outlet and air return inlet. *Microph...

22 MDB-BR SERIES MDB-CR SERIES SOUND POWER LEVEL Remarks:Test with 5ft length discharge duct, terminated flush with the internal wall of reverberation room Remarks:Test with 5ft length discharge duct, terminated flush with the internal wall of reverberation room 62 79 4kHz 8kHz MDB125CR High 77 78 7...

31 The following are the design requirements for MDB125CR unit: Model: MDB125CR Supply Air Quantity = 4250 CFM External Static Pressure = 25 mmAq Step 1: From the fan curve (at 4250 CFM),Standard operating system; Total Static Pressure = 33.5 mmAq Internal Static Pressure = 10.5 mmAq External Static...

32 The following table summarizes the pulley data, motor size used for the MDB/MDSB series, as manufactured: 0 5 10 15 20 25 30 35 40 45 50 0 2000 4000 6000 8000 10000 12000 Flowrate, CFM To tal s tatic press u re , mm Aq 1kW 1.5kW 0.6kW 700RPM 800RPM 900RPM H INTERNAL STATIC 4250 10.5 33.5 35.5 FAN...

43 1) ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE.2) ALL UNITS ARE BEING TESTED AND COMPLY TO ISO132533) NOMINAL COOLING AND HEATING CAPACITY ARE BASED ON THE CONDITIONS BELOW : a) COOLING - 26.7°C DB / 19.4°C WB INDOOR AND 35°C DB / 23.9°C WB OUTDOORb) HEATIN...

59 Components Data - Heatpump 1) ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE. mm/in mm/in mm/in cm 3 / fl.oz. mm/in mm/in mm/in m 2 /ft 2 mm/in mm/in mm/in m 2 /ft 2 pc LENGTH mm/in WIDTH mm/in THICKNESS mm/in MATERIAL MATERIAL ROW FIN PER INCH DIAMETER THICKN...

75 Safety Devices Data - Heatpump 1) ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE. 1) ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE. 1) ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE. 1)...

80 P P P P Perf erf erf erf erfor or or or ormance Da mance Da mance Da mance Da mance Data ta ta ta ta Interpolation method can be used to get the total capacity, TC and sensible capacity, SC and power input, PI at those temperatures which are not stated out in the table. Extrapolation method are n...

81 Details: 1 st Step: To obtain the Total capacity and Sensible capacity and Power input for (a) Indoor Condition: 25°C DB , 16°C WB Outdoor Condition: 35°C DB Total capacity, TC Interpolation Method: ⇒ ⇒ x 1 = 19.88kW Sensible capacity, SHC Interpolation Method: ⇒ ⇒ y 1 = 18.13kW Power Input, PI I...

85 3 rd Step: To obtain the Total capacity and Sensible capacity for (a) Indoor Condition: 25°C DB, 17°C WB Outdoor Condition: 37°C DB Outdoor DB ° C Indoor DB Indoor WB 35 37 40 ° C ° C TC SHC PI TC SC PI TC SC PI (kW) (kW) (kW) (kW) (kW) (kW) (kW) (kW) (kW) 25 17 20.46 16.91 8.38 x y z 18.48 15.47...

86 R22 MODELS(HEATPUMP) MODEL : MDB075BR / MMC075BRCOOLING MODE HEATING MODE TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) TC(kW) SC(kW) 15 13.056 13.056 15.488 15.488 16.299 16.299 25.216 25.216 30.080 30.080 32.512 32.512 34.944 34.944 17 12.939 12.939 15.240 ...

96 INDOORMODEL: MDB 075/100 BR (HORIZONTAL AIR DISCHARGE ONLY) MODEL: MDB 125CR (HORIZONTAL AIR DISCHARGE ONLY) Dimensional Da Dimensional Da Dimensional Da Dimensional Da Dimensional Data ta ta ta ta Dimension in mm Dimension in mm

105 Electrical Data - Heatpump 1) ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE.2) ALL UNITS ARE BEING TESTED AND COMPLY TO ISO13253 1) ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE.2) ALL UNITS ARE BEING TESTED AND COMPLY T...

121 The design concept of the Condensing Unit is such that all servicing can be done from the front and side of theunit. Upon removal of front and side panel, all the electrical “terminal box”, fan and motor assembly andcompressor are easily accessible. Under normal circumstances, these outdoor unit...

122 MAINTENANCE For superb performance and lasting durability, please do not forget to conduct proper and regular maintenance. Cleaning The Outdoor Unit Heat ExchangerIf you use your air conditioner for prolonged period of time, the outdoor unit heat exchanger will become dirtyimpairing its function...

124 Diagnostic Guidelines By means of pressure reading: Pressure Data Circuit Too low A lit tle low Normal A little high Too high Probable cause High side Low side ● ● 1. Overcharged with refrigerant. 2. Non-condensable gases in refrigerant circuit (e.g. air) 3. Obstructed air-intake / discharge. 4....

126 ii ) Diagnosis of Refrigerant Circuit / Application There might be some causes where the unit starts running but does not perform satisfactorily, i.e. insufficientcooling. Judgement could be made by measuring temperature difference of indoor unit’s intake and dischargeair as well as running curr...

306 © 2010 McQuay International www.mcquayup.com Products manufactured in an ISO certified facility. This document contains the most current product information as of this printing. For the most up-to-date product information, please go to www.mcquayup.com.