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2145

1987

؜຤

৊຤

613

1521

927

727

2038

DN125

951

2155

ړ႐ةۉ

ටᇵฅྨ

ሞྼႪമසࡕփൎ܏ۉᇸ

ࣷሰׯჹዘڦ

ሞྼႪമൎ܏໯ᆶڦۉᇸ

Ԉઔᄫ੦ևݴ

ᆶۉླ၃

injury or death.

servicing can cause severe personal

Failure to disconnect power before

BEFORE SERVICING.

INCLUDING REMOTE DISCONNECTS

DISCONNECT ALL ELECTRIC POWER

HAZARDOUS VOLTAGE !

য়!!!ߢ

WARNING

ޅૐૐǄඤǅ຤ఇ੷ऐፇ

ऐ

႙

ఁᅭ዆ૐଉ

ఁᅭ዆ඤଉ

ຕ

ଉ

უ໫ऐ

ܮۨۉୁ

܂ገۉୁ

ࠀ

୲

უ໫ऐ

ᇸ

ۉუ

ೕ୲

၎ຕ

ሎႹट၌უ૰

຤֨

MPa

ૐ௃֨

ऐ

ࡽ

ૐඐ຤ୁଉ

m3/h

ૐ۳຤ୁଉ

ૐ௃؊࠺ଉ

dB(A)

ሯำ

ऐፇዘଉ

༬ଳ੣ۙဣཥǄዐࡔǅᆶ၌ࠅິ

1426

2145

1987

؜຤

৊຤

613

2038

1476

2020

1862

1521

2155

DN125

ޅૐૐǄඤǅ຤ఇ੷ऐፇ

ऐ

႙

ఁᅭ዆ૐଉ

ఁᅭ዆ඤଉ

ຕ

ଉ

უ໫ऐ

ܮۨۉୁ

܂ገۉୁ

ࠀ

୲

უ໫ऐ

ᇸ

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ೕ୲

၎ຕ

ሎႹट၌უ૰

຤֨

MPa

ૐ௃֨

ऐ

ࡽ

ૐඐ຤ୁଉ

m3/h

ૐ۳຤ୁଉ

ૐ௃؊࠺ଉ

dB(A)

ሯำ

ऐፇዘଉ

༬ଳ੣ۙဣཥǄዐࡔǅᆶ၌ࠅິ

Dimensions

CXAJ045/065 (N/H type)

CXAJ130 (N/H type)

Содержание CGAJ series

Страница 1: ...e installation start up and maintenance of heating ventilating and air conditioning unit will be hazardous and the operator shall have specific knowledge and training Improper installation adjustment...

Страница 2: ...y Precautions 4 Nomenclature 5 Dimensions 6 Performance Data 7 Unit Installation 9 Electrical Installation 15 Wiring Diagram 17 Pre Start up 22 Unit Operation 29 Module Control System 35 Building Cont...

Страница 3: ...ly and follow them Danger Indicates a potentially hazardous situation which if ignored could result in death or serious injury Warning Indicates a potentially hazardous situation which if ignored coul...

Страница 4: ...t any time Sitting on the direct air duct is not conducive to your health and safety In order to prevent the relief valve failure due to calcification fouling and blockage the user should check the va...

Страница 5: ...z 3PH Digit 9 Design Sequence B Digit 10 Fan speed 1 single speed Digit 11 Energy efficiency unit type N standard efficiency H High efficiency Digit 12 Controller S modular controller units 2 U unit c...

Страница 6: ...ore BEFORE SERVICING INCLUDING REMOTE DISCONNECTS DISCONNECT ALL ELECTRIC POWER HAZARDOUS VOLTAGE WARNING KW KW A A A KW KW A A B V Hz MPa MPa m3 h m3 h kg dB A kg 50 1426 2145 1987 613 2038 1476 2020...

Страница 7: ...11 2 22 4 pressure loss kPa 40 40 68 40 40 68 Water pipe flange mm DN125 DN125 DN125 DN125 DN125 DN125 Air side Type of heat exchanger High efficient fin type heat exchanger Quantity of fans Piece 2...

Страница 8: ...ressure loss kPa 41 60 75 46 60 75 Water pipe flange mm DN125 DN125 DN125 DN125 DN125 DN125 Air side Type of heat exchanger High efficient fin type heat exchanger Quantity of fans Piece 2 2 4 2 2 4 Ra...

Страница 9: ...upply voltage shall not be more than 10 Hoisting Please use a forklift or crane with proper tonnage to handle this unit to its installation location Hoisting method Table of External Dimensions and We...

Страница 10: ...severe personal Failure to disconnect power before BEFORE SERVICING INCLUDING REMOTE DISCONNECTS DISCONNECT ALL ELECTRIC POWER HAZARDOUS VOLTAGE WARNING Installation Space Diagram PUMP WATER OUTLET WA...

Страница 11: ...nnection units at most Note CXAJ CGAJ045 065 single module combination includes 4 direct return connection units at most and CXAJ CGAJ130 single module combination includes 2 direct return connection...

Страница 12: ...ly pipeline of the unit The pipe components may vary with the locations of connectors and water source To avoid damaging the unit do not reversely install the system water pipe The water inlet pipe mu...

Страница 13: ...t be equipped with the filters which can filter the particles with the diameter larger than 1 mm to ensure that the impurities cannot enter the evaporator Never use the untreated or improperly treated...

Страница 14: ...pressure inside the system pipeline when the ambient temperature changes and prevent the pneumatic hammer from occurring in the pipeline a pressure water tank is added on the pipe system 2 To avoid t...

Страница 15: ...To prevent injury or death disconnect electrical power supply before completing wiring connections to the unit Caution The terminals can be connected only through the copper conductors so as to avoid...

Страница 16: ...of No 2 fan FLA Rated current of No 3 fan FLA Rated current of No 4 fan FLA Minimum circuit current of unit MCA Recommended fuse specification REC Maximum specification of fuse MFS Minimum specificati...

Страница 17: ...AL N TH2 TH1 TH3 TH4 TH5 TH6 690134120001 C H RUN OUT IN EN SAVE N COM AL OUT IN H FAN PUMP A HAT HT EV1 COMP CCH MF MC 4WV TB HP LP OVP OVF MP FS OVC MF2 MF2 MC1 2 MC2 1 MC2 2 15 16 Wiring Diagram c...

Страница 18: ...tion C H MF C H EN SAVE AL FAN PUMP HT EV COMP CCH MF MC 4WV TB HP OVP MP FS OVC Compressor Location HP HT EV MC2 AL U N LP Power Water Inlet Sensor Water Outlet Sensor Defrost Sensor1 Defrost Sensor2...

Страница 19: ...IN H FAN PUMP A HAT HT EV1 COMP CCH MF MC 4WV TB HP LP OVP OVF MP FS OVC MF2 MF2 MC1 2 MC2 1 MC2 2 4WV1 4WV2 16 Wiring Diagram connected network and module mode Compressor Location Reserved control s...

Страница 20: ...20 Wiring Diagram Wiring Diagram CX G AJ130 H Type...

Страница 21: ...21 Wiring Diagram Wiring Diagram CX G AJ045 065 H Type...

Страница 22: ...illed water flow through the unit must be between the upper and lower limits listed in Table 1 If the chilled water flow entering the evaporator is lower than the lower limit it will cause discontinuo...

Страница 23: ...hilled water system Inspect for leakage at all pipe connections Adjust the water flow in the chilled water circuit and inspect the external water pressure for the standard unit or evaporator pressure...

Страница 24: ...ow m3 h Water Flow m3 h Internal Pressure Drop of Unit 6 7 8 9 0 1 2 3 4 5 6 71 7 83 8 94 10 06 11 18 12 30 13 42 14 53 15 65 CX G AJ045 CX G AJ065 CX G AJ130 Internal Pressure Drop of Unit 0 1 2 3 4...

Страница 25: ...he unit The definition of each bit is shown in the following table in which Bit4 only effective for the double compressor unit Bit1 Bit2 Bit3 Bit4 Bit5 Bit6 Bit7 Bit8 Mode C H Fan type EnSave Control...

Страница 26: ...g Number SW1 Switch 1 2 3 4 5 0 the centralized controller displays A0 OFF OFF OFF OFF OFF 1 the centralized controller displays A1 ON OFF OFF OFF OFF 2 the centralized controller displays A2 OFF ON O...

Страница 27: ...this function is invalid when module control is selected Control 0 Single unit control 1 Module control Bit Function Switch HType Unit Set through Single Unit Controller Centralized Controller etc Bit...

Страница 28: ...45 065 130 OFF OFF OFF OFF OFF ON OFF OFF Bit1 5 and Bit8 of SW1 need adjust by actual jobsite Operating Parameter Setting The unit protection parameters and the operating parameters can be set in the...

Страница 29: ...e inspection of circuit superheat If the superheat is normal but the sub cooling degree is abnormal please contact the professional maintenance personnel 7 If the system leakage is found the leakage p...

Страница 30: ...t When the chilled water is circulated in the water system inspect whether all pipe connectors leaks or not 5 Adjust the water flow of the chilled water pipe through the balance valve and inspect the...

Страница 31: ...not performed during the defrosting period This protection is allowed to occur once at most within 1 hour if this protection occurs twice within 1 hour shut down and give an alarm and display the cod...

Страница 32: ...or equal to 0 and the set heating temperature is lower than 45 the set heating temperature will be automatically changed to the factory set value 45 Flow protection To avoid the evaporator freezing ca...

Страница 33: ...n temperature is reduced to 37 No 1 compressor will be started Unless the unit is shut down the water pump will keep running Single system The operation of water pump fan and compressor for the single...

Страница 34: ...water outlet temperature is lower than or equal to 43 two compressors will be allowed to be started if the water outlet temperature is lower than or equal to 42 three compressors will be allowed to be...

Страница 35: ...en and 15 keys provides a clear operation interface bringing convenience to the users The casing of the centralized controller is provided with a flip cover the common keys such as OK and are exposed...

Страница 36: ...control mode it indicates enabled or disabled of comfort control S23 Fresh air S24 Much air dust S25 Swing S26 High carbon dioxide content S27 Sleep S28 Day of Week S29 Timing On icon S30 Time displa...

Страница 37: ...month setting This key can be also used as a number key Week key After the centralized controller selects the single unit operation mode press this key to set the sleep mode When adjusting the time o...

Страница 38: ...h key day of week key date key hour key minute key Single unit operation temperature setting keys and mode key sleep key fan speed key alarm reset key Group operation mode keys and startup shutdown ke...

Страница 39: ...75 mm2 the twisted pair shall be provided with the shielding layer and the twist distance shall not be more than 5 cm It is recommended to use BELDEN 5320FE 2 Requirements of hand by hand wiring each...

Страница 40: ...ustment the mode adjustment etc of each unit can be performed by phone Definition of Switch Functions OFF ON SW1 1 Indoor unit and outdoor unit interlocked control Indoor unit and outdoor unit not int...

Страница 41: ...tdown indication OFF as shown in the figure below Quantity of connected units All units on the network are shut down If the key Connect is pressed for more than 1 second the centralized controller wil...

Страница 42: ...ddress switch of the outdoor unit is 1 A1 ill be displayed on the centralized controller The display mode is hexadecimal 32 outdoor units can be connected from A0 to BF For the outdoor units startup s...

Страница 43: ...ecific meaning of the fault code Modify the parameters of the outdoor unit through the centralized controller Firstly select an outdoor unit to enter the single unit operation mode Then press Group fo...

Страница 44: ...art will flash Enter two bit password 00 by default and press OK The lock symbol and the unit number will flash at the same time to enter the adjustment interface At this time press to switch to displ...

Страница 45: ...ions can be performed If Exit is pressed return to the temperature controller operation of the single indoor unit Module Control The single unit cascade system is a system which can realize the centra...

Страница 46: ...er 8s but the host unit will not execute this shutdown command and only accept the single unit shutdown command Do not start up any host unit or slave unit or switch the mode by using the single unit...

Страница 47: ...sponds to the condition 2 and the group 5 corresponds to the condition 1 The addition of parameter 2 following the condition change command expresses that the group 1 corresponds to the condition 3 an...

Страница 48: ...he multi master controller system is suitable for the control of multiple units for the small commercial system This centralized control system is composed of a centralized controller a Modbus communi...

Страница 49: ...the water return temperature is higher than or equal to the set value minus 2 turn off the electrical heater See Operation Manual for CXAJ Series Modbus Module for the specific wiring and operation o...

Страница 50: ...circuit open circuit of defrosting temperature sensing sensor A S1 Turn off all external devices 5 OVHT HP2 Overload of electrical heater B H2 Turn off all external devices 6 FLOW Lack of water flow...

Страница 51: ...of suction temperature sensor 2 A S3 Turn off all external devices 7 OVHT HP2 High pressure alarm of compressor 2 E H2 Only switch off the compressor 2 8 FLOW Lack of water flow D FL Turn off all exte...

Страница 52: ...t coil heating outlet temperature B 1 29 29 Switch off 2 11 TH11 No 11 analog sensor fault coil heating outlet temperature B 2 2A 2A Switch off 2 12 TH12 No 12 analog sensor fault total water outlet t...

Страница 53: ...E None Switch off Fault CodeTable for Main Control Panel Note the faults in this table are only displayed on the single unit controller and the centralized controller Note 1 when this fault occurs swi...

Страница 54: ...gerant is insufficient to cause the low pressure switch to trip d The water valve is not opened to cause the flow switch or antifreezing switch to trip e The protective contact inside the fan trips f...

Страница 55: ...ct the following items a The starting capacitor is poor b The starting relay is poor The second compressor cannot be started Possible Cause Handling Method 1 There is no refrigeration or heating signa...

Страница 56: ...oo high sub cooling capacity is too low and the low pressure is low Find out and repair the refrigerant leakage point and recharge the refrigerant The compressor motor winding is open circuited Possib...

Страница 57: ...or replace the expansion valve 5 The water flow of the evaporator is too low Inspect the filter screen and adjust the water flow 6 There is noncondensing gas in the system Recharge the refrigerant af...

Страница 58: ...or control element 4 Operate below the minimum operating environment temperature Provide the proper exhaust pressure control or ambient temperature locking switch The exhaust pressure is too high Poss...

Страница 59: ...low the minimum operating environment temperature Install an ambient environment disconnecting switch 4 The expansion valve is disabled Replace the expansion valve The high pressure is too high heatin...

Страница 60: ...l be performed by qualified professionals In order to prolong the service life of the unit and reduce the possibility of failure please regularly perform the necessary maintenance for the unit Please...

Страница 61: ...ean the condenser with steam otherwise it will lead to the rise of internal pressure to cause the refrigerant to leak through the relief valve Cleaning of shell and tube heat exchanger Trane recommend...

Страница 62: ...des a complete set of advanced control and thermal energy air conditioning system comprehensive building services and spare parts support Please visit www trane com Trane constantly improves and innov...

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