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Apply by making

contact to the piping.

Check that there are no gaps between the 

Switch Box and the insulation.

Apply by making

contact to the piping.

Check that there are no gaps 

between the Switch Box and the 

insulation.

Check that there are no gaps between 

the Switch B

ox

 and the insulation.

Check there are no gaps between insulation materials.

If the gaps are occurs, seal the gap with vinyl tape. 

Securely fasten.

Securely fasten cable clamps

and the vinyl tape.

Securely fasten cable clamps

and the vinyl tape.

Insulation

(Field-Supplied)

Insulation

(Field-Supplied)

Insulation

(Field-Supplied)

Insulation

(Accessory (6))

Insulation

(Accessory (5))

Clamp

(Accessory (7))

Securely fasten.

Clamp

(Accessory (7))

Insulation Material

(Attached to the Switch Box)

Insulation Material

(Attached to the Switch Box)

Insulation Material

(Attached to the Switch Box)

Insulation Material

(Attached to the Switch Box)

Insulation Material

(Attached to the Switch Box)

Switch Box Side

Switch Box Side

Insulation

(Field-Supplied)

Insulation

(Field-Supplied)

Insulation

(Field-Supplied)

Insulation Work for Gas (High/Low Pressure and Low Pressure)

Pipe of Outdoor Unit Side

Insulation Work for Liquid Pipe of Outdoor Unit Side

Insulation Work for Gas Pipe of Indoor Unit Side

Insulation Work for Liquid Pipe of Indoor Unit Side

Switch Box Side

Switch Box Side

(d) In

 

case

 

there

 

are

 

unused

 

piping

 

connection,

 

ensure

to

 

apply

 

accessory

 

insulation

 

material

 

to

 

the

 

piping

 

and

 

flar

e 

connections

 

without

 

gaps

 

as

 

shown

 

on

 

the

 

right

 

figure

 

(For

 

gas

 

and

 

liquid

 

sides)

Insulate without gaps.

Insulation

(Accessory (5), (6))

Securely fasten.

Clamp

(Accessory (7))

(b) Insulate

 

gas

 

and

 

liquid

 

pipe

 

separately

 

using

 

the

 

accessory

 

insulation

 

material.

In

 

the

 

event

 

that

 

temperature

 

and

 

humidity

 

levels

 

inside

 

the

 

ceiling

 

exceed

 

30

°

C

 

(86

o

F)/RH,

 

relative

humidity

 

80%,

 

apply

 

additional

 

insulation

 

materials

 

(approximately

 

10mm

 

(3/8

 

inch)

 

thickness)

 

to

 

the

surface

 

of

 

the

 

accessory

 

insulation

 

material

 

to

 

avoid

 

condensation.

(c)

 

Perform

 

cold

 

insulation

 

work

 

by

 

insulating

 

and

 

taping

 

the

 

flar

e 

connection

 

and

 

reducer

 

connection.

Also

 

insulate

 

all

 

the

 

refrigerant

 

pipes.

20

Содержание HCHM-N04X

Страница 1: ...标准化 批准 变更履 历 变更说 明书时请 填写 标记 管理编号 日期 更改 审核 批准 本次变 更 内容简 述 变更内容简要描述 涉及页码 备注 必填 担当联络方式 80879469 邮 箱 liujunshan hisensehitachi com 说明书图幅 A4 说明书封面材质 说明书内页材质 是否彩色印刷 否 100g双胶纸 70g双胶纸 刘峻杉 曹培春 陶友淘 赵连池 2017 12 25 2017 12 26 2017 12 26 2018 01 16 CHANGE OVER BOX 改为Switch Box Switch BOX 改为Switch Box H LINK信息去除 MULTI KIT改为BRANCH PIPE 全册 全册 全册 全册 接管图和接线图信息优化 补充水模块功能 P14 P23 BZ KF 1901 171 2019 1 29 薛杰 ...

Страница 2: ...HM N12X HCHM N16X Installation Manual for Cooling Heating Switch Box IMPORTANT READ AND UNDERSTAND THIS MANUAL CAREFULLY BEFORE INSTALLING THIS SWITCH BOX KEEP THIS MANUAL FOR FUTURE REFERENCE 1097069 ORIGINAL INSTRUCTIONS M00124Q ...

Страница 3: ......

Страница 4: ...ance 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 equipment Do not install the unit in place...

Страница 5: ...ions 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 to ensure ...

Страница 6: ...th regard to refrigerant use and should be obtained from Hisense HITACHI 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 indoor or o...

Страница 7: ...m 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 isolating switch...

Страница 8: ...ommended that auxiliary heating equipment be used in the field when the unit is installed in a low temperature region Do not step on the unit Do not put any foreign material on the unit or inside the unit Provide a strong and correct foundation so that The outdoor unit is not on an incline Abnormal sound does not occur The outdoor unit will not fall down due to a strong wind or earthquake CAUTION ...

Страница 9: ...ion 7 4 1 Factory Supplied Accessories 7 4 2 Initial Check 8 4 3 Suspension Bolts 9 4 4 Installation 10 4 4 1 Marking of the Positions of the Suspension Bolts and Wiring Connections 10 4 4 2 Mounting and Hanging the Switch Box 10 5 Refrigerant Piping Work 11 5 1 Refrigerant Piping 11 5 2 Refrigerant Piping Work 13 6 Electrical Wiring 21 6 1 General Check 21 6 2 Electrical Wiring Connection 22 6 3 ...

Страница 10: ...erant Liquid Pipe Connection I D 12 9 P View from P 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 Figure 2 1 Dimensions of Switch Box 2 Structure 2 1 Dimensions HCHM N04X Unit mm Specification Model HCHM N04X ...

Страница 11: ...Unit Connecting Side For Suspension Bolt Electrical Box Control Wiring Connection 3 x 26 Refrigerant Liquid Pipe Connections 12 x 9 52 Flare Nuts Refrigerant Gas Pipe Connection 12 x 15 88 Flare Nuts Power Supply Wiring Connection 26 Ground Terminal M5 in Electrical Box 60 x 11 660 Refrigerant Gas High Low Pressure Pipe Connection I D 25 6 Suspension Bracket 4 12 x 32 Slotted Hole For Suspension B...

Страница 12: ...16 x 15 88 Flare Nuts Power Supply Wiring Connection 26 Ground Terminal M5 in Electrical Box Refrigerant Gas High Low Pressure Pipe Connection I D 28 75 Suspension Bracket 4 12 x 32 Slotted Hole For Suspension Bolt Refrigerant Gas Low Pressure Pipe Connection I D 32 Refrigerant Liquid Pipe Connection I D 19 3 P View from P Specification Model HCHM N16X Power Supply 220 240V 50Hz 220V 60Hz Input W ...

Страница 13: ...Side HCHM N04X HCHM N12X HCHM N08X To Outdoor Unit Side S S S Unit L Unit K Unit J Unit I Unit H Unit G Unit F Unit E Unit D Unit C Unit B Unit A S S S S S S S S S S S G High Low Pressure G Low Pressure L L G MVS1 MVD1 MVS2 MVD2 MVS3 MVD3 MVS4 MVD4 MVS1 MVD1 MVS2 MVD2 MVS3 MVD3 MVS4 MVD4 MVS1 MVD1 MVS2 MVD2 MVS3 MVD3 MVS4 MVD4 L G L G L G L G L G L G L G L G L G L G L G 2 1 2 1 1 2 1 2 2 1 2 Refri...

Страница 14: ... Refrigerant Piping Flare Connection Brazing Connection Switch Box G L 2 3 Necessary Tools and Instrument List for Installation No Tool No Tool 1 Handsaw 11 Wrench 2 Phillips Screwdriver 12 Charging Cylinder 3 Vacuum Pump 13 Manifold Gauge 4 Refrigerant Gas Hose 14 Wire Cutter 5 Megohmmeter 15 Gas Leak Detector 6 Copper Pipe Bender 16 Level 7 Manual Water Pump 17 Crimper for Solderless Terminals 8...

Страница 15: ...wo 8HP or 10HP type indoor units can be connected to the Switch Box within the Maximum Total Capacity of All Connected Indoor Units shown in above table Make sure to increase the pipe connection size by using the appropriate accessory pipe Model HCHM N04X HCHM N08X HCHM N12X HCHM N16X Number of Branches for Indoor Unit 4 8 12 16 Single Unit Per Branch Maximum Total Capacity of All Connected Indoor...

Страница 16: ...all safety features disconnects and interlocks are 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 HCHM N04X Q ty HCHM N08X Q ty HCHM N12X Q ty HCHM N16X Q ty 1 Accessory Pipe f15 88 5 8 ID f12 9 1 2...

Страница 17: ...g As for the ceiling material select a material like a plasterboard at least 9mm 1 inch which minimizes operation sound B Do not install the Switch 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 Switch Box Therefore install the Switch Box in the ceiling of the co...

Страница 18: ...h Part A Part B Unit Body Use a hole saw to make a hole Use a hole saw to make a hole Fixing Bolt Fixing Use a suspension bolt with 30 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...

Страница 19: ...tch Box by putting hands on the bottom of the cabinet b c Insert the suspension bolt into the groove part of the suspension bracket as shown in Figure 4 5 Ensure that the washers are correctly affixed to the suspension bracket d Keep the Switch Box level to the ceiling surface If the Switch Box is not level a malfunction may occur e Tighten the nuts of the suspension bolt with the suspension brack...

Страница 20: ...ith 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 piping size...

Страница 21: ...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 insulating and tapi...

Страница 22: ...Indoor Unit Connecting Side HCHM N04X HCHM N08X HCHM N12X 4 x φ15 8 5 8 Flare Nut Refrigerant Liquid Pipe Connection for Indoor Unit 4 x φ9 52 3 8 Flare Nut Refrigerant Gas Pipe Connection for Indoor Unit 8 x φ15 8 5 8 Flare Nut Refrigerant Gas Pipe Connection for Indoor Unit Refrigerant Liquid Pipe Connection for Indoor Unit 8 x φ9 52 3 8 Flare Nut Refrigerant Liquid Pipe Connection for Indoor Un...

Страница 23: ...gerant piping size depends on the combinations with the outdoor unit Refer to the installation and maintenance manual for the outdoor unit Perform piping work for the Switch Box according to the following figure NOTES 1 When the piping length from the first branch to the terminal indoor unit exceeds 40m 131 ft there are restrictions Refer to the installation and maintenance manual for the outdoor ...

Страница 24: ...inch mm inch 16 0 f15 88 5 8 f12 7 1 2 f9 52 3 8 16 0 Q 25 0 f19 05 3 4 f15 88 5 8 f9 52 3 8 25 0 Q 33 5 f22 2 7 8 f19 05 3 4 f9 52 3 8 33 5 Q 45 0 f25 4 1 f22 2 7 8 f12 7 1 2 45 0 Q 50 0 f28 58 1 1 8 f22 2 7 8 f12 7 1 2 50 0 Q 61 5 f28 58 1 1 8 f22 2 7 8 f15 88 5 8 61 5 Q 73 0 f28 58 1 1 8 f25 4 1 f15 88 5 8 73 0 Q 85 0 f31 75 1 1 4 f28 58 1 1 8 f19 05 3 4 NOTE Refer to Position of Piping Connect...

Страница 25: ... N08X Unit mm inch Piping Connection Size for Switch Box Required Pipe Size Field Supplied Remarks Low Pressure Gas Pipe A ɸ28 58 1 1 8 f19 05 3 4 OD28 58 1 1 8 ID19 05 3 4 Apply Field Supplied Reducer 3 Size Down ɸ22 2 7 8 OD28 58 1 1 8 ID22 2 7 8 Apply Field Supplied Reducer 2 Size Down ɸ25 4 1 OD28 58 1 1 8 ID25 4 1 Apply Field Supplied Reducer ɸ28 58 1 1 8 f34 93 1 3 8 OD28 58 1 1 8 ID34 93 1 ...

Страница 26: ...15 88 5 8 f19 05 3 4 OD15 88 5 8 ID19 05 3 4 Apply Field Supplied Reducer HCHM N16X Unit mm inch Piping Connection Size for Switch Box Required Pipe Size Field Supplied Remarks Low Pressure Gas Pipe A ɸ31 75 1 1 4 ɸ22 2 7 8 OD31 75 1 1 4 ID22 2 7 8 Apply Field Supplied Reducer 3 Size Down ɸ25 4 1 OD31 75 1 1 4 ID25 4 1 Apply Field Supplied Reducer 2 Size Down ɸ28 58 1 1 8 OD31 75 1 1 4 ID28 58 1 1...

Страница 27: ... 8 1 f9 52 3 8 1 Q 22 4 f19 05 3 4 f9 52 3 8 1 Use accessory pipe 3 on gas pipe side to increase the pipe size Q 28 0 f22 2 7 8 f9 52 3 8 1 Use accessory pipe 4 on gas pipe side to increase the pipe size 1 Field flarin work is required Refer to Section 5 1 for the flaring work NOTES 1 When connecting the Gas Pipe D and Liquid Pipe E reuse the flare nut attached to the Switch Box 2 When the connect...

Страница 28: ...iping connections can be left over 4 In case there is plan for additional indoor units in the future Do not plan the piping size for additional indoor units Ensure to select the piping again in the future Additional indoor units can be connected only after the refrigerant is recovered Item Tightening Torque Gas Pipe Flare Nut 75 7 N m 55 3 5 ft lbs Liquid Pipe Flare Nut 38 4 N m 28 0 3 ft lbs Use ...

Страница 29: ...Side Switch Box Side Insulation Field Supplied Insulation Field Supplied Insulation Field Supplied Insulation Work for Gas High Low Pressure and Low Pressure Pipe of Outdoor Unit Side Insulation Work for Liquid Pipe of Outdoor Unit Side Insulation Work for Gas Pipe of Indoor Unit Side Insulation Work for Liquid Pipe of Indoor Unit Side Switch Box Side Switch Box Side d In case there are unused pip...

Страница 30: ...fect of ground wiring when a hard vinyl pipe is used Lightning 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...

Страница 31: ...e of tandem connection of power lines the current values shall be added up to select the electric wire ELB Earth Leakage Circuit Breaker Remarks 40 63 32 25 16 10 6 6 16 10 25 32 40 2 63 2 In the case that currennt exceeds 63A do not connect cables in series Selection According to EN60 335 1 Currect i A Wire Size mm2 2 5 2 5 4 0 6 0 16 0 10 0 2 5 22 EN60335 1 EN60335 1 HCHM N04X HCHM N08X HCHM N12...

Страница 32: ...in the Switch Box Separate communication cables from the power supply wirings 23 B A 2 1 Heating Only Water Module Outdoor 1 2 TB2 TB2 TB2 TB2 TB2 TB2 TB2 TB1 B A 2 1 Indoor Unit A Power Supply Wiring Outdoor Unit Power Supply 1 220 240V 50Hz 1 220V 60Hz B A 2 1 Indoor Unit B B A 2 1 Indoor Unit P1 B A 2 1 Indoor Unit P2 B A 2 1 Cooling Only Indoor Unit Switch Box Connect communication cable from ...

Страница 33: ...e wiring D C B A H G F E L K J I TB1 PCB3 PCB2 PCB1 TB2 TB3 TB4 TB3 TB4 TB3 TB4 TB1 Terminal Block for Power Supply TB2 Terminal Block for Communication TB3 TB4 Terminal Block for Communication Figure 6 1 Electrical Wiring Connection 6 3 Electrical Wiring The electrical wiring connection for the Switch Box is shown in Figure 6 1 1 Turn OFF the main power switch and take off the electrical box cove...

Страница 34: ...unit PCB No DSW2 Pin No HCHM N04X HCHM N12X HCHM N08X Table 6 2 Cross reference table of DIP switch settings and connection ports for indoor unit 2 4 3 1 ON DSW2 Connection Port Setting This setting is required When the connection port is not used turn ON the applicable pin shown in the table 6 2 Example When connection port D is not used turn ON DSW2 No 4 pin on PCB1 2 1 ON 1 ON 2 DSW4 for TB2 1 ...

Страница 35: ...ur 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 level could...

Страница 36: ...8 Safety and Control Device Setting Switch Box Model HCHM N04X HCHM N08X HCHM N12X HCHM N16X For Control Circuit Fuse A 5 27 ...

Страница 37: ...P00124Q 2019 01 V01 Qingdao Hisense Hitachi Air conditioning Systems Co Ltd Add No 218 Qianwangang Road Economic Technical Development Zone Qingdao P R China ...

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