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FAN-2212 201711

P5417023

Models:

 CH-AP160SSX 

 CH-AP280SSX

 

Installation

Manual 

for

Cooling / Heating

Change-Over Box

CH-Box

IMPORTANT:

READ AND UNDERSTAND 

THIS MANUAL CAREFULLY

BEFORE INSTALLING

THIS CH-BOX.

KEEP THIS MANUAL FOR

FUTURE REFERENCE.

 JCH-AP160SSX 

 JCH-AP280SSX

 

Содержание CH-AP160SSX

Страница 1: ... CH AP160SSX CH AP280SSX Installation Manual for Cooling Heating Change Over Box CH Box IMPORTANT READ AND UNDERSTAND THIS MANUAL CAREFULLY BEFORE INSTALLING THIS CH BOX KEEP THIS MANUAL FOR FUTURE REFERENCE JCH AP160SSX JCH AP280SSX ...

Страница 2: ......

Страница 3: ... When the New CH Box is connected to current VRF outdoor unit the unit will not operate and the wired controller will display the alarm code C4 4 Available Not Available Current and new CH Boxes can not be used in the same system together Production of current CH unit shall be discontinued However it will be supplied for servicing and maintenance until further notice Contact us if there are order ...

Страница 4: ...laces with an atmosphere of high nuisance dust Places with organic solvent atmospheres such as painting and cleaning locations Do not install a unit in the place where condensate water can leak onto the unit or electrical device failures may occur Pay attention to the following points when the unit is installed in a hospital or other facility where electromagnetic waves generate from medical equip...

Страница 5: ...cal connections Connections must be clean and tight at the terminals Claims for damage either apparent or concealed should be filed immediately with the shipping company NOTE Rough handling may dislocate internal components Check the model number electrical characteristics power supply voltage and frequency and accessories to determine if they are correct with the ordering and shipping information...

Страница 6: ...country s requirements with regard to refrigerant use and should be obtained from distributors Use of unapproved refrigerant substitutes will void the warranties and can cause injury or death Do not pour water into the indoor or outdoor unit These units are equipped with electrical parts Exposure to water may cause a serious electrical shock Do not open the service cover or access panel for the in...

Страница 7: ...this system Carefully refer to the wiring diagram and these instructions when wiring Improper connections and inadequate grounding can cause serious injury or death Perform all electrical work in strict accordance with this installation and maintenance manual and all relevant regulatory standards Use specified cables between units Be sure to install circuit breakers ground fault interrupter isolat...

Страница 8: ...or to operation of the system for preheating of the compressor oil NOTE It is recommended that the room is ventilated every three to four hours The heating capacity of the heat pump unit is decreased according to the outdoor air temperature Therefore it is recommended that auxiliary heating equipment be used in the field when the unit is installed in a low temperature region Do not step on the uni...

Страница 9: ... Supplied Accessories 4 4 2 Initial Check 5 4 3 Suspension Bolts 6 4 4 Installation 7 4 4 1 Changing the Location of the Electrical Box 7 4 4 2 Marking of the Positions of the Suspension Bolts and Wiring Connections 8 4 4 3 Mounting and Hanging the CH Box 8 5 Refrigerant Piping Work 9 5 1 Refrigerant Piping 9 5 2 Refrigerant Piping Work 11 6 Electrical Wiring 15 6 1 General Check 15 6 2 Electrical...

Страница 10: ...viii P5417023 rev 1 ...

Страница 11: ... 16 Slotted Hole Power Supply Wiring Connection ϕ20 13 16 P5417023 rev 1 1 1 Safety Summary Do not perform installation work refrigerant piping work or electrical wiring connection without referring to our installation manual Check that the ground wire is securely connected Connect a fuse of specified capacity Do not install the CH Box and cable within approximately 3m 10 ft from strong electromag...

Страница 12: ...ing Side 191 7 1 2 111 4 3 8 25 1 ϕ19 05 3 4 Flare Nut Suspension Bracket 2 11 7 16 34 1 5 16 Slotted Hole Available for both sides Refrigerant Gas Low Pressure Pipe Connection Refrigerant Gas high Low Pressure Pipe Connection Refrigerant Gas Pipe Connection 54 2 1 8 38 1 1 2 40 1 9 16 Control Wiring Connection ϕ20 13 16 221 8 11 16 Power Supply Wiring Connection ϕ20 13 16 2 P5417023 rev 1 2 2 Ref...

Страница 13: ...Pump 17 Crimper for Solderless Terminals 8 Pipe Cutter 18 Hoist for Indoor Unit 9 Brazing Kit 19 Ammeter 10 Hex Wrench 20 Voltage Meter Be careful not to damage insulation materials of unit s surface when lifting NOTE Exceeding the total capacity may cause insufficient performance and abnormal sound Be sure to connect the CH Box within the allowable total capacity NOTE Use tools and measuring inst...

Страница 14: ... in place and functioning properly prior to putting the equipment into operation Never by pass or jump out any safety device or switch If any of these accessories are not packed with the unit please contact your distributor Unit mm inch No Accessory CH AP160SSX JCH AP160SSX Q ty CH AP280SSX JCH AP280SSX Q ty 1 Reducer ID f15 88 5 8 ID f19 05 3 4 1 2 Accessory Pipe for Flare Nut ID f12 7 1 2 Flare ...

Страница 15: ...Box in a place near bedrooms or hospital rooms When the operation is changed to cooling heating mode a change in the typical refrigerant flow sounds may be heard or perceived from the CH Box Therefore install the CH Box in the ceiling of the corridor so that the refrigerant flowing sound may not be heard in the room Do not install the CH Box in a hot or humid place such as a kitchen to prevent con...

Страница 16: ...0 to 45o sloping edge Use the resin capsule within the warranty period Resin capsules deteriorate over time and should be used within six mounths of the manufacturing date 20o C 15o C 10o C 5o C 0o C 68o F 59o F 50o F 41o F 32o F Min 30min Min 1hr Min 2hr Min 4hr Min 8hr Ambient Temp Time After inserting do not rotate or put any force until resin is hardened Required time is as shown in the table ...

Страница 17: ...ical box follow the procedures below 1 Remove the service cover for the electrical box 2 Remove the service cover for the electronic expansion valve 3 Remove the electrical box 4 Remove the wiring from the wire clip and edge saddle and move the electrical box After moving the electrical box put the wiring into the edge saddle and bound with the wire clip Refer to Enlarged View of A below 5 Mount t...

Страница 18: ...art of the suspension bracket as shown in Figure 4 5 Ensure that the washers are correctly affixed to the suspension bracket c After the hanging work the piping and wiring connection work is required inside the ceiling in the gap between the roof and ceiling so it is not visible Therefore determine the drawing direction of the pipe after selecting the installation location of the CH Box Before doi...

Страница 19: ...ing work with 1 2H material In this case use an accessory pipe with a flare 5 1 Refrigerant Piping Cautions for Refrigerant Pipe Work Example 1 Prepare locally supplied copper pipes 2 Select clean copper tubes making sure there is no dust or moisture inside the tubes Before connecting pipes blow the inside of the tubes with nitrogen or dry air to remove any dust or foreign materials 3 Select the p...

Страница 20: ...dditional insulation approximately 20mm 13 16 inch thickness to the accessory insulation It prevents condensation on the surface of the insulation refrigerant pipe only and possible damage to electronic components d Perform the air tight leakage test 4 15MPa 601 psi for the test pressure Refer to the Technical Manual for the Outdoor Unit for more details e Perform cold insulation work by insulatin...

Страница 21: ...pipe low pressure gas pipe and gas pipe according to the table 5 1 The size depends on the indoor unit total capacity connected downstream of the CH Box b In case that the piping size from Table 5 1 and the piping connection size for CH Box from Table 5 2 are different use an accessory pipe according to the item 5 2 3 c As for the multi kit branch or header branch refer to Technical Catalog for Ou...

Страница 22: ...ld Supplied φ19 05 3 4 High Low Pressure Gas Pipe Field Supplied φ15 88 5 8 Gas Pipe Field Supplied φ15 88 5 8 Field Flaring Work 2 Field Flaring Work 2 1 Refer to the installation and maintenance manual for the outdoor unit for the following piping size Upstream piping of CH Box Downstream piping of CH Box when the branch is located downstream of CH Box 2 Refer to Section 5 1 for the flaring work...

Страница 23: ...ion ID 38 1 1 2 10 Clamp 10 Clamp CH Box Upper Surface 9 Insulation ID 43 1 11 16 9 Insulation ID 43 1 11 16 7 Insulation ID 22 7 8 7 Insulation ID 22 7 8 5 Insulation ID 16 5 8 8 Insulation ID 38 1 1 2 10 Clamp 10 Clamp CH Box Upper Surface NOTES 1 The accessory numbers are listed in Table 4 1 2 When the humidity inside the ceiling is high apply additional insulation to the flare nut connection R...

Страница 24: ...ightning conductor The ground electric potential abnormally increases when a lightning conductor is used 6 1 General Check 1 Make sure that the field selected electrical components main switches fuses ELB Earth Leakage Breaker wires conduit connectors and wire terminals are properly selected according to the electrical data indicated in Table 6 1 Make sure that the components comply with National ...

Страница 25: ... 0 75 i 15 0 5 3 In the case that 6 i 10 1 15 i 19 0 75 current exceeds 63A 10 i 16 1 5 19 i 24 1 25 do not connect cables 16 i 25 2 5 24 i 34 2 in series 25 i 32 4 34 i 47 3 5 32 i 40 6 47 i 63 5 5 40 i 63 10 63 i 78 8 63 i 3 78 i 113 14 113 i 148 22 148 i 179 30 P5417023 rev 1 15 6 2 Electrical Wiring Connection 1 Perform the electrical wiring work for the CH Boxes Select the wire size according...

Страница 26: ...ev 1 Figure 6 1 Electrical Wiring Connection 6 3 Electrical Wiring The electrical wiring connection for the CH Box is shown in Figure 6 1 1 Turn OFF the main power switch and take off the electrical box cover of CH Box 2 Connect the power supply wiring to L1 and L2 on the terminal block TB1 and connect ground wiring to the terminals in the electrical box 3 Connect the communication cable to 1 2 3 ...

Страница 27: ...ation cable Do not use 3 Conductor cable or over 3 Connect the communication cable for the outdoor unit to terminals 1 and 2 on TB2 in the CH Box 4 Connect the communication cable for the indoor unit exclusively for cooling operation to the terminal 1 and 2 on TB2 in the CH Box 5 For a CH Box in the same refrigerant cycle an electrical power supply can be supplied by one main switch 6 Do not conne...

Страница 28: ...on may occur NOTICE Perform a test run according to the Installation and Maintenance Manual of the outdoor unit Special Attention Regarding Refrigerant Gas Leakage The refrigerant R410A is non toxic and inflammable in its original state However in consideration of a state where the refrigerant leaks into the room measures against refrigerant leaks must be taken in small rooms where the tolerable l...

Страница 29: ... Connection 2 or More CH Boxes are Connected between Outdoor Unit and Indoor Unit C2 Incorrect Indoor Unit Connection Number 9 or More Indoor Units Connected to Single Branch Type CH Box 7 or More Indoor Units Connected per a Branch of Multiple Branch Type CH Box C3 Incorrect Indoor Unit Refrigerant Number Setting Indoor Units of Different Refrigerant Cycle Number are Connected to CH Box C4 Incorr...

Страница 30: ...20 P5417023 rev 1 ...

Страница 31: ...P5417023 rev 1 21 ...

Страница 32: ...P5417023 rev 1 2017 Printed in China 2017 Johnson Controls Hitachi Air Conditioning Technology Hong Kong Ltd ...

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