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D-1

System Design

Contents

1. System Configuration

(1) Procedure for selecting model type and calculating performance··································D-2

(2) Calculation of actual performance ··················································································D-3

2. Operating temperature ranges for heating and cooling

···············································D-5

3. Refrigerant piping design

(1) System piping ··················································································································D-6

(2) Selecting system header and branch piping sizes ··························································D-7

(3) Selecting header piping ···································································································D-8

(4) Selecting branch and header piping ················································································D-10

(5) Equivalent length of refrigerant piping ·············································································D-11

(6) Calculation of amount of additional refrigerant charge ···················································D-12

(7) Checking the density limit ································································································D-13

(8) Future system expansion·································································································D-15

4. Effect of refrigerant pipe length on performance

··························································D-16

5. Outdoor unit positioning requirements

(1) Combined installation criteria···························································································D-18

(2) Verandah installation criteria ···························································································D-25

6. Sound-proofing measures

(1) Installation location and sound-proofing measures ·························································D-26

(2) Attenuation of sound over distance ·················································································D-26

(3) Sound attenuation by a noise barrier···············································································D-27

(4) Additional sound from reflections ····················································································D-28

(5) Combining sounds ···········································································································D-28

(6) Converting from octave band levels to overall A weighting·············································D-29

(7) Designing sound-proofing countermeasures···································································D-29

(8) Sound-proofing calculation sheet (example) ···································································D-30

7. Center-of-gravity and earthquake resistance

(1) Earthquake resistance calculations ·················································································D-31

(2) Verifying the strength of foundation bolts during an earthquake ·····································D-31

(3) Installation position and center of gravity ········································································D-40

(4) Example anchor bolt calculation······················································································D-41

Содержание ECO G SGP-EW120M2G2W

Страница 1: ...CAL DATA Gas Heat Pump Air Conditioner M2 W Multi REFERENCE No TD7110003 00 OUTDOOR MODEL No PRODUCT CODE No SGP EW120M2G2W SGP EW150M2G2W SGP EW190M2G2W SGP EW240M2G2W 182680136 182680135 182680134 182680133 ...

Страница 2: ...W Multi Contents System Configuration A 1 Outdoor Unit B 1 Control C 1 System Design D 1 Installation Work E 1 Separately Sold Parts F 1 Periodic Inspection G 1 ...

Страница 3: ...A 1 System Configuration Contents 1 Type Configuration 1 Outdoor unit A 2 ...

Страница 4: ...tem Configuration 1 Type Configuration A 2 1 Outdoor Unit W Multi 13 16 20 and 25 Horsepower SGP EW120M2G2W single phase SGP EW150M2G2W single phase SGP EW190M2G2W single phase SGP EW240M2G2W single phase ...

Страница 5: ...ype B 2 4 Gas Maximum Flow Volume B 2 5 When using Propane B 3 2 Specifications B 4 3 External Dimensions B 8 4 Wiring Diagram B 9 5 Performance Characteristics B 10 6 Operating Sound Level Characteristics 1 Standard Mode B 14 2 Quiet Mode B 18 7 Vibration Force 1 Measurement Points B 22 2 Vibration Force B 22 ...

Страница 6: ... gas Calorific value MJ m 3 N C3H8 100 G31 95 65 CH4 100 G20 37 78 CH4 86 N2 14 G25 32 49 CH4 100 G20 37 78 Type 120 Type 150 Type 190 Model Name Type 240 Applicability Standard setting when shipped from the factory Necessary to change the gas type setting on site 4 Gas Maximum Flow Volume Outdoor unit Gas Maximum Flow Volume kW Type 120 43 Type 150 57 Type 190 69 Type 240 80 The gas maximum flow ...

Страница 7: ...s displayed When is displayed press the set S007 key The green LED D053 lights up and the system address setting is displayed For example 4 Next operate the down S006 up S005 key to display the gas type setting When the gas type setting is displayed press the set S007 key for longer than one second Note When setting the gas type is displayed for enter 00 05 5 A red LED D052 lights up indicating th...

Страница 8: ...outdoor air intake temperature be at least 20 CDB or 21 CWB 2 Gas consumption is the total high calorific value standard 3 Outdoor unit operating sound is measured 1 meter from the front and 1 5 meters above the floor in an anechoic environment Actual installations may have larger values due to ambient noise and reflections 4 Values in parentheses for refrigerant gas and liquid types are those whe...

Страница 9: ...utdoor air intake temperature be at least 20 CDB or 21 CWB 2 Gas consumption is the total high calorific value standard 3 Outdoor unit operating sound is measured 1 meter from the front and 1 5 meters above the floor in an anechoic environment Actual installations may have larger values due to ambient noise and reflections 4 Values in parentheses for refrigerant gas and liquid types are those when...

Страница 10: ...utdoor air intake temperature be at least 20 CDB or 21 CWB 2 Gas consumption is the total high calorific value standard 3 Outdoor unit operating sound is measured 1 meter from the front and 1 5 meters above the floor in an anechoic environment Actual installations may have larger values due to ambient noise and reflections 4 Values in parentheses for refrigerant gas and liquid types are those when...

Страница 11: ...utdoor air intake temperature be at least 20 CDB or 21 CWB 2 Gas consumption is the total high calorific value standard 3 Outdoor unit operating sound is measured 1 meter from the front and 1 5 meters above the floor in an anechoic environment Actual installations may have larger values due to ambient noise and reflections 4 Values in parentheses for refrigerant gas and liquid types are those when...

Страница 12: ...Outdoor Unit 3 External Dimensions B 8 ...

Страница 13: ...Outdoor Unit 4 Wiring Diagram B 9 ...

Страница 14: ...Outdoor Unit 5 Performance Characteristics B 10 Cooling Heating SGP EW120M2G2W ...

Страница 15: ...Outdoor Unit 5 Performance Characteristics B 11 Cooling Heating SGP EW150M2G2W ...

Страница 16: ...Outdoor Unit 5 Performance Characteristics B 12 Cooling Heating SGP EW190M2G2W ...

Страница 17: ...Outdoor Unit 5 Performance Characteristics B 13 Cooling Heating SGP EW240M2G2W ...

Страница 18: ...Outdoor Unit 6 Operating Sound Level Characteristics B 14 1 Standard Mode ...

Страница 19: ...Outdoor Unit 6 Operating Sound Level Characteristics B 15 ...

Страница 20: ...Outdoor Unit 6 Operating Sound Level Characteristics B 16 ...

Страница 21: ...Outdoor Unit 6 Operating Sound Level Characteristics B 17 ...

Страница 22: ...Outdoor Unit 6 Operating Sound Level Characteristics B 18 2 Quiet Mode ...

Страница 23: ...Outdoor Unit 6 Operating Sound Level Characteristics B 19 ...

Страница 24: ...Outdoor Unit 6 Operating Sound Level Characteristics B 20 ...

Страница 25: ...Outdoor Unit 6 Operating Sound Level Characteristics B 21 ...

Страница 26: ...15 4 5 6 3 8 10 12 5 16 20 25 Vibration force F N 1 13 1 66 4 6 5 33 16 8 25 6 39 8 38 4 14 1 15 4 F Vibration force level 20log10 F0 1 06 4 38 13 3 14 5 24 5 28 2 32 31 7 23 23 8 Vibration acceleration dB 16 3 27 7 33 36 7 42 5 43 6 45 4 38 4 38 8 41 8 31 5 40 50 63 80 100 125 160 200 250 315 Compound Value 75 9 143 174 155 127 112 155 359 148 109 92 4 555 8 37 6 43 1 44 8 43 8 42 1 41 43 8 51 1 ...

Страница 27: ...C 1 Control Contents 1 System Block Diagram C 2 2 Warning Lists 1 Remote Control Warning List With Indoor Unit connected C 3 ...

Страница 28: ...Control Related 1 System Block Diagram C 2 ...

Страница 29: ...Control Related 2 Remote Control Warning List C 3 ...

Страница 30: ...Control Related 2 Remote Control Warning List C 4 ...

Страница 31: ...Control Related 2 Remote Control Warning List C 5 ...

Страница 32: ...pipe length on performance D 16 5 Outdoor unit positioning requirements 1 Combined installation criteria D 18 2 Verandah installation criteria D 25 6 Sound proofing measures 1 Installation location and sound proofing measures D 26 2 Attenuation of sound over distance D 26 3 Sound attenuation by a noise barrier D 27 4 Additional sound from reflections D 28 5 Combining sounds D 28 6 Converting from ...

Страница 33: ... inadequate after performance corrections reconsider your configuration Design the pipe layout so as to minimize the required amount of additional refrigerant charge If system expansion is contemplated include those considerations in the design Calculate the amount of additional refrigerant charge from the diameters and lengths of refrigerant pipes on the refrigerant pipe system drawing and the un...

Страница 34: ...ty under JIS conditions indoor side 20 CDB CWB outdoor side 7 CDB 6 CWB Note 3 Read the rated cooling capacity of the applicable indoor unit from the indoor unit specification table Note 4 Read the rated heating capacity of the applicable indoor unit from the indoor unit specification table Note 5 Read the rated cooling capacity of the applicable indoor unit from the indoor unit specification tabl...

Страница 35: ...s by 100 a Cooling capacity of each indoor unit Indoor unit type 112 cooling capability Note 1 Note 3 Note 5 Note 7 Note 8 112 0 11 2 123 2 1 08 0 86 11 0 kW Calculating the same way Type 140 provides 13 7 kW b Total cooling capability of the indoor units is therefore 11 0 6 13 7 4 120 8 kW 2 Indoor unit heating capability Outdoor unit rated heating capacity Note 1 63 0 63 0 126 0 kW Indoor unit r...

Страница 36: ...rts during warm up the system can operate even if the indoor temperature is below 10ºC 40 30 20 10 40 30 20 10 0 10 20 50 24 13 5 Operating range for cooling Indoor relative humidity 45 85 Indoor intake air wet bulb temperature ºCWB 31 15 5 Operating range for heating ºCDB Outdoor intake air dry bulb temperature ºCDB 21 Standard Specification With added gas shut off valve sold separately 10 10 5 4...

Страница 37: ...each tube branch 30 Allowable tubing Length L5 2 Distance between outdoor units 10 If outdoor unit is above 50 H1 Max height difference between indoor and outdoor units If outdoor unit is below 35 3 H2 Max height difference between indoor units 15 Allowable Height Difference H3 2 Max height difference between outdoor units 4 Allowable length for branched tubing header branch L3 Max length between ...

Страница 38: ...System Design 3 Refrigerant piping design D 7 2 Selecting system header and branch piping sizes ...

Страница 39: ...ubing branches use 15 88 mm diameter gas tube 3 Selecting header piping Connect outdoor and indoor units together using a pair of header tubes 1 Pipe diameters Gas tube Liquid tube Header tube LM diameter mm 1 φ31 75 φ19 05 Note The balance tube tube between outdoor units is 9 52 mm dia 1 If the maximum tubing length L1 exceeds 90m equivalent length increase the size of the main piping for both li...

Страница 40: ...alves as close as possible to within 40 cm of their branch points If the pipe diameter at the ball valve is smaller than that of the main pipe after branching install reducers only at the ball valve connections Caution When installing outdoor piping including that for future indoor expansion be sure to position the valve service port to face in the direction of the outdoor unit see dashed lines in...

Страница 41: ...APR P160BG APR P680B APR P1350BG 2 Header piping sets Select the header piping set from the following table For details see the section on items sold separately Total capacity Max piping length Types 120 and 150 Types 190 and 224 Up to 90m equivalent length SGP HCH280K SGP HCH560K Over 90m equivalent length SGP HCH560K When maximum piping length L1 exceeds 90m equivalent length or if interior unit...

Страница 42: ... 0 12 0 14 0 16 0 18 U bend R60 100mm 0 7 0 9 1 05 1 26 1 44 1 56 1 71 2 1 2 37 Trap bend 1 8 2 3 2 8 3 2 3 8 4 3 4 7 5 0 5 8 Branch pipe 0 5 Header pipe 1 Ball valve for service Not applicable to equivalent length calculation Table 4 Equivalent straight piping length of bent pipe Equivalent length R d 45º bend 90º bend 180º bend 0 5 25 0 d 40 0 d 53 5 d 1 0 12 0 d 18 5 d 25 8 d 1 5 7 8 d 12 2 d 1...

Страница 43: ...pt the predetermined quantity of refrigerant fully open all valves and run the system either heating or cooling While the system is running gradually add refrigerant at the low pressure side by slightly opening the valve on the cylinder just enough so that the liquid refrigerant is gasified as it is sucked into the system This step is normally only needed when commissioning the system All outdoor ...

Страница 44: ...dent measures are taken to ensure the safety of persons inside the room in the event of refrigerant leakage 2 Selecting an indoor unit type An indoor unit with an installation position 2 m or higher above the floor is recommended 3 Restrictions on the tubing connections between living spaces Tubing connections must be subjected to a reliable airtightness test after the completion of work The test ...

Страница 45: ...r unit must be reduced in size For example consider the case where a 2 8 kW indoor unit is installed in a 16 5 m 2 2 7 mH room and is connected to a single 56 0 kW outdoor unit If 18 kg of refrigerant is added to the charge the total charge is 17 18 35 kg 35 16 5 2 7 0 79 2 3 0 67 Because this is within the range on the graph indicated by either the room must be made larger or the outdoor unit mus...

Страница 46: ...or expansion up to two units or 50 HP 25 HP 1 Outdoor units other than those indicated above cannot be used for expansion Doing so may result in a failure 2 During initial system installation be sure to consider the requirements for indoor unit piping after expansion 3 Select piping sizes according to requirements after expansion Refer to section 2 System Piping 4 If future system expansion is ant...

Страница 47: ...refrigerant pipe length on performance D 16 Refrigerant piping length 90m equivalent length or less Usage Limit Heating Cooling Indoor unit Indoor unit Outdoor Unit Outdoor Unit Outdoor Unit Outdoor Unit Indoor unit Indoor unit ...

Страница 48: ...f refrigerant pipe length on performance D 17 Refrigerant piping length Over 90m equivalent length Indoor unit Indoor unit Heating Cooling Indoor unit Indoor unit Outdoor Unit Outdoor Unit Outdoor Unit Outdoor Unit Usage Limit ...

Страница 49: ... criteria apply to installations in either of the following situations When eight or more outdoor units are installed in combination When seven or fewer outdoor units are installed where walls are present that may impede air circulation 2 Conditions for combined installation To ensure adequate airflow the following conditions must be met in combined installations Adequate spacing must be provided ...

Страница 50: ...sign flowchart Determine actual installation capacity horsepower Increase mounting height Install an exhaust duct Change to catwalk mounting Change number of units per row or La Provisional configuration Preliminarily determine average distance La between outdoor units Calculate Lu the distance between rows Will you calculate row length LN and external installation dimension LM Is ambient airflow ...

Страница 51: ...f up to three units La is determined respectively as follows For L 0 35m La L For L 0 35m Provide a space of at least 0 35m every three units L2 0 35 La is the average distance between units L1 Minimum distance between continuously Pattern 2 Paired units spaced units see Table 4 L2 Provide a larger space at least 0 35m between each pair L2 0 35 La is the average distance between units L1 Minimum d...

Страница 52: ...e should be assumed to be zero In the above formula the second parameter is obtained from the area of air inflow from Wall1 and Wall3 sides and the third parameter is obtained from the air inflow area from the Wall2 and Wall4 sides When LW UH HU obtain Sa from the above formulae Calculation of Lu the distance between rows For installations on concrete pads For installations on catwalks As shown in...

Страница 53: ...re of the following and recalculate Change the units per row or La and rearrange Increase the height of pads or catwalks Return to paragraph 5 1 Install exhaust ducts Change from pads to catwalk mounts 3 Providing area for air inflow Procedure 1 Calculate necessary inflow area Sr Obtain the necessary air inflow area Sr m2 to outdoor units in a combined installation from the following formula Sr is...

Страница 54: ...ing of other parts inflow wind speed is doubled from 0 5 to 1 m s When there is no wall Hwe Ha ii Walls that block air passage Use the following formula to calculate apparent heights Hb1 to Hb4 m for each wall Hb Hw HU 1 5Ht where Hb Apparent height m of wall Hw Wall height m For each wall use the diagram at the right to obtain the effective inflow heights Hwe1 to Hwe4 m for each wall b Calculate ...

Страница 55: ...ze Lower the height of walls Return to paragraph 5 3 2 Increase the distance from walls to units 6 Correction of cooling capability By meeting these criteria the temperature of the intake air in this combined installation is expected to rise by 3ºC during cooling Obtain the reduction in cooling capability for each unit from the characteristics for that model type 1 Overall effective inflow area Se...

Страница 56: ...g noise from outdoor units 5 Distance to the nearest building should be at least 10m 6 Design external air conditions are based on ambient temperature of 35ºCDB or less 7 Make certain to provide adequate maintenance space 2 Necessary inflow area 1 For an installation like that of Figure 1 the shaded area indicates the inflow area 2 The necessary inflow area for one 13 to 25 HP outdoor unit is 12 7...

Страница 57: ... Night Condition Area type Sound level phon Time Sound level phon Time Sound level phon Time Sound level phon Time Near schools and hospitals approx 50m Type 1 Residential and school areas etc 40 45 40 40 Same as at left Type 2 Residential and undesignated areas 45 50 8 AM to 7 PM 45 7 PM to 11 PM 45 Type 3 Commercial light industrial industrial areas 55 60 55 50 11 PM to 6 AM Type 4 Shopping area...

Страница 58: ... The width of the barrier should be at least several times the height on both sides of the center Where this is not possible the barrier should bend around the unit as shown in Figure 4 Ex 2 d B A Ex 3 Ex 1 Reception point d B A Sound barrier Outdoor unit d B A 建物 B A Reception point Building Outdoor unit Reception point Building Outdoor unit Reception point Sound barrier Outdoor unit Figure 2 Di...

Страница 59: ... for any value of n Although sound level can be calculated this way for simplicity we have prepared graphs to use instead Calculation Example 1 Calculate the combined sound level of L1 62 dB and L2 61 dB L1 L2 62 61 1 dB the correction value from Figure 5 is 2 5 dB and 62 2 5 64 5 dB so the combined sound level is 64 5 dB Calculation Example 2 To combine sound levels of 60 64 63 and 65 dB first so...

Страница 60: ...el Octave band Hz 63 125 250 500 1000 2000 4000 8000 Octave band level dB 69 66 62 59 56 49 5 45 41 5 Conversion correction f t dB 26 16 9 3 0 1 1 1 A weighting dB A 43 50 53 56 56 50 5 46 40 5 These A weighting values are combined one by one in order of magnitude in the same away as combining different operating sounds 56 56 53 50 5 50 46 43 40 5 The overall A weighting is thus calculated to be 6...

Страница 61: ...ference 6 9 35 95 30 0 34 9 0 8 35 7 Difference 5 95 Difference 12 2 35 95 0 95 35 7 0 25 35 95 dB 36 9 8 Sound proofing calculation sheet example Frequency Hz 63 125 250 500 1000 2000 4000 8000 From the operating sound characteristics diagram in the outdoor unit manual 1 Operating sound of outdoor unit dB Distance attenuation 2 Distance attenuation dB Distance attenuation value Refraction attenua...

Страница 62: ...tion criteria for package air conditioners and water chillers published by the Japan Refrigeration and Air Conditioning Industry Association The above criteria are applicable to normal air conditioning equipment installed in buildings subject to normal approval procedures under the Buildings Standard Law e g less than 60m high 2 Verifying the strength of foundation bolts during an earthquake Calcu...

Страница 63: ...Bolt material Bolt diameter Tension ft Shear fs Tension ft Shear fs 40 mm or less 118 88 176 132 SS400 More than 40 mm 108 80 162 121 40 mm or less 137 103 206 154 SUS304 More than 40 mm 126 94 188 141 Notes 1 The values in the above table are derived from Steel structure design criteria published by the Architects Institute of Japan 2 Use the value ft in the table if necessary to investigate bolt...

Страница 64: ... bolt must not exceed 11 760 N 4 It is desirable that L 6d The conditions indicated by in the above table should be avoided 5 In the above diagram is approx 4 5 d for a JIS bolt 6 If type 1 or 2 lightweight concrete is used allow 10 margin Installation location a Solid foundation Short term allowable pull out load of a bolt is obtained with the following formulae However if the shear stress on the...

Страница 65: ... conditions indicated by in the above table should be avoided 5 If type 1 or 2 lightweight concrete is used allow 10 margin Installation location a Solid foundation Short term allowable pull out load of a bolt is obtained with the following formulae However if the shear stress on the bolt exceeds 44 1 N mm 2 for SS400 bolt strength and assurance that allowable tensile stress is not exceeded must b...

Страница 66: ...gram are the distance across the flat sides of the head and the thickness of the head respectively for JIS standard hex bolt 6 If type 1 or 2 lightweight concrete is used allow 10 margin Installation location a Solid foundation Short term allowable pull out load of a bolt is obtained with the following formulae However if the shear stress on the bolt exceeds 44 1 N mm 2 for SS400 bolt strength and...

Страница 67: ...stress on the bolt exceeds 44 1 N mm 2 for SS400 bolt strength and assurance that allowable tensile stress is not exceeded must be verified For F C1 F C2 Ta π L W a For F C1 F C2 e g in non shrink mortar Ta π L W a Where Ta Anchor bolt allowable short term pull out load N L Embedded length of anchor bolt mm F C1 Characteristic design strength of backfill mortar N mm 2 F C2 Characteristic design st...

Страница 68: ...gth and assurance that allowable tensile stress is not exceeded must be verified For F C1 F C2 Ta π L W a For F C1 F C2 e g in non shrink mortar Ta π L W b Where Ta Anchor bolt allowable short term pull out load N L Embedded length of anchor bolt mm F C1 Characteristic design strength of backfill mortar N mm 2 F C2 Characteristic design strength of surrounding concrete N mm 2 Normally F C1 11 8 N ...

Страница 69: ... desirable that L 6d The conditions indicated by in the above table should be avoided 5 If type 1 or 2 lightweight concrete is used allow 10 margin Installation location a Solid foundation Short term allowable pull out load of a bolt is obtained with the following formulae However if the shear stress on the bolt exceeds 44 1 N mm 2 for SS400 bolt strength and assurance that allowable tensile stres...

Страница 70: ...olt must not exceed 11 760 N 4 Do not use bolts with an embedded length less than that shown in the rightmost column 5 If type 1 or 2 lightweight concrete is used allow 10 margin Installation location a Solid foundation Short term allowable pull out load of a bolt is obtained with the following formulae However if the shear stress on the bolt exceeds 44 1 N mm 2 for SS400 bolt strength and assuran...

Страница 71: ...least 1 150 At least 120 Anti vibration mount none At least 1 850 At least 1 450 Anti vibration mount stand alone type At least 2 000 At least 1 600 Type 120 Type 150 Type 190 Type 240 Roof mounted Anti vibration mount interconnected type 1 850 1 600 At least 140 Note The foundation is either a solid pad or directly on the floor slab 3 Size and type of anchor bolts i All anchor bolts are M12 ii Us...

Страница 72: ...ave four bolts 2 Bolt diameter D D 12 mm for M12 bolts 3 Bolt cross sectional area A A πD 2 4 113 mm 2 4 Bolts on one side end on direction n1 n1 2 current models have two bolts broadside direction n2 n2 2 current models have two bolts 5 The installation method is for embedded J or JA type bolts on a 15 cm thick slab Anchor bolt allowable short term tensile load Ta Ta 11 760 N The installation met...

Страница 73: ...chor bolt shear stress τ 18 4 N mm 2 11 Mounting bolt tensile stress End on direction δ1 δ1 16 9 N mm 2 Broadside direction δ2 δ2 15 5 N mm 2 12 Allowable tensile stress on a bolt subject to both tensile and shear stresses fts fts 1 4 ft 1 6τ 216 9 N mm 2 3 Judgment 1 Tensile load End on direction if Rb1 Ta OK Rb1 1 910 Ta 11 760 Broadside direction if Rb2 Ta OK Rb2 1 754 Ta 11 760 2 Shear stress ...

Страница 74: ...garding header pipe work E 6 3 Refrigerant pipe connection work E 7 4 Charging with additional refrigerant E 9 2 Points regarding electrical work outdoor unit 1 Wiring thickness and device capacity E 10 2 Electrical wiring system diagram E 11 3 Precautions regarding electrical work E 12 3 Outdoor unit installation work E 14 ...

Страница 75: ...Installation Work 1 Points regarding refrigerant pipe work E 2 1 Points regarding branch pipe work APR P160BG ...

Страница 76: ...Installation Work 1 Points regarding refrigerant pipe work E 3 APR P680BG ...

Страница 77: ...Installation Work 1 Points regarding refrigerant pipe work E 4 APR P1350BG ...

Страница 78: ...Installation Work 1 Points regarding refrigerant pipe work E 5 APR CHP680BG APR CHP1350BG ...

Страница 79: ...n the indoor unit side If three indoor units are to be used cut and connect three branches to match the size of the refrigerant pipes on the indoor unit side Positions that are not being used should be just left as they are If 5 to 8 indoor units are to be used connect and use two header pipes as shown in the figure below Connection of header pipe For the cutting positions of the pipes refer to th...

Страница 80: ...inimum of 80 C for the liquid side narrow tube system Failure to do so can result in water leakage and dripping condensation leading to wall discoloration paddling etc Use separate piping for the power cables and the control cables If the cables are passed through the same pipes the effects of electrical noise and induction can cause malfunctions 3 Select the gas pipe liquid pope blanches separate...

Страница 81: ...o the flared part 5 Tubing airtightness test and vacuum application An airtightness test is required for gas heat pump A C as part of industry installation guidelines Follow the procedure below to perform the test and con rm there is no leakage from any connections Connect the manifold gauge to both service ports on the wide tube side and narrow tube size Then connect the nitrogen tank vacuum pump...

Страница 82: ...state has been reached 4 Charging with additional refrigerant The charge amount of refrigerant at the time of shipping from the factory is 11 5 kg Add the necessary additional charge to the unit The piping section has not been considered Add additional refrigerant in accordance with the length of the piping For details on the charge amount of refrigerant see the section Calculation of the addition...

Страница 83: ...Installation Work 2 Points regarding electrical work outdoor unit E 10 1 Wiring thickness and device capacity ...

Страница 84: ...2 Electrical wiring system diagram When connecting indoor outdoor control cables no more than two cables should be connected to a single terminal section on the terminal board If you need to connect a third or forth cable connect the cables to 3 and 4 on the terminal board ...

Страница 85: ...Installation Work 2 Points regarding electrical work outdoor unit E 12 3 Precautions regarding electrical work ...

Страница 86: ...Installation Work 2 Points regarding electrical work outdoor unit E 13 ...

Страница 87: ...Installation Work 3 Outdoor unit installation work E 14 ...

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Страница 107: ...F 1 Separately Sold Parts Contents 1 Outdoor unit related parts 1 Exhaust extension kit SGP PEX560K F 2 ...

Страница 108: ...ile pressing the stopper on the exhaust extension adapter 2 Remove the cap and exhaust top standard parts a Remove the cap M5 screw attached to the top of the outdoor unit b Remove the exhaust top M4 screws x 2 in the same way while taking care to not to dislodge the exhaust pipe The exhaust top can be removed easily if you use lubricant and turn it during removal The two M4 screws will be reused ...

Страница 109: ...o fix the exhaust extension adaptor to the outdoor unit top panel 4 Attach the exhaust top a Be sure to attach the supplied exhaust top to the very end of the pipe b Connect the exhaust top and KP pipe by sufficiently inserting the exhaust top until the male side connector warning mark red line Refer to Figure 6 A clicking sound will be heard when the top is connected properly c Be sure to attach ...

Страница 110: ...of securing the exhaust pipe 1 To secure the exhaust pipe attach the fittings support legs and split halves on site and use the bolts screws of the unit top plate to secure the pipe Refer to the example in Figure 7 2 Secure the exhaust gas pipe extending from the main body of the unit to an external wall or the like using the fittings every 1 5 to 2 0 m 3 The length from the exhaust extension pipe...

Страница 111: ...vibration platform is used 2 If the exhaust pipe extension is 500 mm or less and installed vertically then there is no need to secure the exhaust extension 3 In other cases secure the exhaust extension using for instance the fittings and the bolts screws of the unit top plate 4 Refer to the example in Figure 7 Precautions for when installing a blow out extension duct 1 If a blow out extension duct...

Страница 112: ... 1 Periodic Inspection Contents 1 Periodic inspection items and intervals 1 Test run G 2 2 Warranty period G 2 3 Periodic inspection items outside the warranty period G 2 2 Periodic replacement parts G 4 ...

Страница 113: ... the shorter of one year from the date of completion of hand over of the system after performing a test run or 2 000 operating hours 3 Periodic inspection items outside the warranty period The number of periodic inspections per year varies depending upon the number of hours of operating the heating and cooling system The table below shows the case for 2 000 hours of heating cooling operation in on...

Страница 114: ...replacement parts above there will be a charge separate from the periodic inspection contract charge Note Garbage and dust sticking to the heat exchanger fans of the indoor unit and outdoor unit may result in reduced performance or a failure Therefore it is recommended that you consult with the dealer where the system was purchased or with a specialist service company and have garbage removed from...

Страница 115: ...3 194 7664 Spark plugs 4 938 018 9626 Compressor operation belt 1 923 200 4602 Oil absorbent mat 10 C 5 10 000 hours or 5 years SGP MTK560M 623 300 8660 Oil absorbent tube 1 638 012 7993 Oil filter 1 923 196 0565 Air cleaner element 1 623 194 7664 Spark plugs 4 938 018 9626 Compressor operation belt 1 923 200 4602 Oil absorbent mat 10 C 10 20 000 hours or 10 years SGP MTK560M 623 300 8660 Oil abso...

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Sanyo ECO G SGP-EW120M2G2W, Технические данные инструкция

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