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A-31

Water Heat Exchanger Unit

8. Center of gravity and

earthquake resistance

(1) Installation and center of gravity

1) Position of center of gravity

Outdoor unit

type

Position of mounting

points

Position of center of gravity

Product

weight

(kg)

’

S-250WX2E5

1014

312

455

559

138.5

173.5

414

110

S-500WX2E5

1014

312

505

509

138.5

173.5

414

130

S-710WX2E5

1014

312

555

459

138.5

173.5

414

150

* For earthquake-resistant design, use the smallest value of L

, L

´, L

, or L

´.

GHP Chiller TECHNICAL DATA.indb A-31

2012/04/06 13:42:07

Содержание 1826280177

Страница 1: ...00WX2E5 S 710WX2E5 1826280177 1826280178 1826280179 TECHNICAL DATA Gas Heat Pump Chiller Water Heat Exchanger Unit REFERENCE No TD7110006 00 GHP Chiller TECHNICAL DATA indb 1 GHP Chiller TECHNICAL DATA indb 1 2012 04 06 13 41 58 2012 04 06 13 41 58 ...

Страница 2: ...GHP Chiller TECHNICAL DATA indb 2 GHP Chiller TECHNICAL DATA indb 2 2012 04 06 13 41 59 2012 04 06 13 41 59 ...

Страница 3: ... 1 System block diagram A 15 2 Circuit board controls and connectors A 16 3 Electrical wiring diagram A 17 4 Fault indicators and codes A 18 6 Installation considerations A 19 7 Electrical installation 1 Cable capacity A 28 2 Electrical connection diagram A 29 3 Precautions regarding electrical work A 30 8 Center of gravity and earthquake resistance 1 Installation and center of gravity A 31 GHP Ch...

Страница 4: ...h Operation cable Liquid pipe side thin pipe Gas pipe side thick pipe Fuel gas pipe R3 4 male thread Exhaust gas drain hose Drain water receiving cup Liquid pipe side thin pipe Gas pipe side thick pipe Operation cable Thermal insulation PVC tape to preventrainwater ingress Thermal insulation rated to at least 120 C Note Do not join the exhaust drain pipe and the water heat exchange drain pipe Doin...

Страница 5: ... heat exchanger unit connection limitations Item Para meter Parameter description Actual length m Allowable pipe length L1 Maximum allowable pipe length 170 equivalent length 200 Allowable difference in height H1 If outdoor unit is higher 50 If outdoor unit is lower 35 For cooling operation where the outdoor air temperature is 10ºC or less this value should be 30m GHP Chiller TECHNICAL DATA indb A...

Страница 6: ...A 4 Water Heat Exchanger Unit 3 External view GHP Chiller TECHNICAL DATA indb A 4 GHP Chiller TECHNICAL DATA indb A 4 2012 04 06 13 41 59 2012 04 06 13 41 59 ...

Страница 7: ...tside the unit m3 0 28 Water circuit pressure MPa 0 686 Refrigerant control method Electronically controlled valve Heat exchanger Plate type Anti freezing system Thermostat Piping Refrigerant Gas mm ø22 22 brazed Liquid mm ø9 52 brazed Drain R1 Bolt thread 25A Hot cold water in out Rp2 Nut thread 50A The cooling and heating capacities are for operation in accordance with JIS B 8613 Operating condi...

Страница 8: ...r circuit pressure MPa 0 656 Refrigerant control method Electronically controlled valve Heat exchanger Plate type Anti freezing system Thermostat Piping Refrigerant Gas mm ø28 58 brazed Liquid mm ø15 88 brazed Drain R1 Bolt thread 25A Hot cold water in out Rp2 Nut thread 50A The cooling and heating capacities are for operation in accordance with JIS B 8613 Operating condition Cooling Heating stand...

Страница 9: ...ter circuit pressure MPa 0 686 Refrigerant control method Electronically controlled valve Heat exchanger Plate type Anti freezing system Thermostat Piping Refrigerant Gas mm ø31 75 brazed Liquid mm ø19 05 brazed Drain R1 Bolt thread 25A Hot cold water in out Rp2 Nut thread 50A The cooling and heating capacities are for operation in accordance with JIS B 8613 Operating condition Cooling Heating sta...

Страница 10: ...r centralized control Under operation switch control Operation Mode AUTO HEAT COOL DRY FAN Setting Temperature Numerals Wind Speed Wind speed auto Wind speed fast Wind speed strong Wind speed weak Auto Flap Mark Timer Characters mark numerals Filter Filter Ventilation Ventilation Warning RCS TM80BG Communication Various Settings E01 to E31 Unset Various Settings L01 to L31 Indoor Blower P01 Ceilin...

Страница 11: ...A 9 Water Heat Exchanger Unit 4 Specifications 2 External dimension diagram GHP Chiller TECHNICAL DATA indb A 9 GHP Chiller TECHNICAL DATA indb A 9 2012 04 06 13 42 00 2012 04 06 13 42 00 ...

Страница 12: ... 5 Heating range 20 10 0 Outdoor wet bulb air temperature ºCWB 20 10 50 40 30 30 20 30 40 6 Hot water outlet temp ºC Notes When starting cooling the system can operate even if the cold water outlet temperature is somewhat above 15 C When starting heating the system can operate even if the hot water outlet temperature is lower than 35 C GHP Chiller TECHNICAL DATA indb A 10 GHP Chiller TECHNICAL DAT...

Страница 13: ...b temperature C Input ratio 5 C 7 C 9 C 11 C 13 C 15 C Water heat exchanger unite performance gas consumption during cooling 20 30 40 50 60 70 80 90 100 23 25 27 29 31 33 35 37 39 41 23 25 27 29 31 33 35 37 39 41 15 C 10 C 5 C 0 C 5 C 60 70 80 90 100 110 Effiency ratio Outdoor intake air dry bulb temperature C Outdoor intake air dry bulb temperature C Input ratio Cold water outlet temperature 15 C...

Страница 14: ...ter outlet temperature 35 C 40 C 45 C 50 C 55 C Hot water outlet temperature 25 20 15 10 5 0 5 10 15 21 C 21 C Outdoor intake air dry bulb temperature C Outdoor intake air dry bulb temperature C Water heat exchanger unite performance gas consumption during heating GHP Chiller TECHNICAL DATA indb A 12 GHP Chiller TECHNICAL DATA indb A 12 2012 04 06 13 42 04 2012 04 06 13 42 04 ...

Страница 15: ... temperature C Input ratio 5 C 7 C 9 C 11 C 13 C 15 C Water heat exchanger unite performance gas consumption during cooling 20 30 40 50 60 70 80 90 100 23 25 27 29 31 33 35 37 39 41 15 C 10 C 5 C 0 C 5 C Effiency ratio Outdoor intake air dry bulb temperature C Cold water outlet temperature 23 25 27 29 31 33 35 37 39 41 60 70 80 90 100 120 110 Outdoor intake air dry bulb temperature C Input ratio 1...

Страница 16: ...ter outlet temperature 35 C 40 C 45 C 50 C 55 C Hot water outlet temperature 25 20 15 10 5 0 5 10 15 21 C 21 C Outdoor intake air dry bulb temperature C Outdoor intake air dry bulb temperature C Water heat exchanger unite performance gas consumption during heating GHP Chiller TECHNICAL DATA indb A 14 GHP Chiller TECHNICAL DATA indb A 14 2012 04 06 13 42 05 2012 04 06 13 42 05 ...

Страница 17: ...A 15 Water Heat Exchanger Unit 5 Control system 1 System block diagram GHP Chiller TECHNICAL DATA indb A 15 GHP Chiller TECHNICAL DATA indb A 15 2012 04 06 13 42 05 2012 04 06 13 42 05 ...

Страница 18: ...A 16 Water Heat Exchanger Unit 5 Control system 2 Circuit board controls and connectors GHP Chiller TECHNICAL DATA indb A 16 GHP Chiller TECHNICAL DATA indb A 16 2012 04 06 13 42 05 2012 04 06 13 42 05 ...

Страница 19: ...A 17 Water Heat Exchanger Unit 5 Control system 3 Electrical wiring diagram GHP Chiller TECHNICAL DATA indb A 17 GHP Chiller TECHNICAL DATA indb A 17 2012 04 06 13 42 05 2012 04 06 13 42 05 ...

Страница 20: ...e control by the water heat exchanger unit E03 Detection method There has been no communications addressed to the device for 3 minutes 4 Faulty reception from the outdoor side by the water heat exchanger unit E04 Detection method There has been no communications addressed to the device for 3 minutes 5 Faulty transmission by the water heat exchanger unit to the outdoor unit E05 Detection method The...

Страница 21: ...ed using the specified cable type and thickness with strain relieved terminations that protect them from external force on the cables Improper or insecure connections may cause overheating and fire If the water heat exchanger unit is installed in an equipment room or similar the system design must ensure that a refrigerant leak would not cause the density limit of 0 3 kg m3 to be exceeded in accor...

Страница 22: ...al Points for System Installation Uninsulated pipes can result in water leaks or burns Insulation on the thick pipe must be able to withstand 120 C or greater Provide a proper dedicated earth ground Do not connect grounding lines to gas or water pipes lightning rod wires or telephone grounding lines Electric shocks may occur if the earth ground is inadequate Affix an overload circuit breaker with ...

Страница 23: ...in water cannot cause trouble for surrounding properties 4 Use a leveling tool to ensure that the unit is truly horizontal Water leaks can result if the unit is not horizontally true 1 Avoid locations near equipment that emits high frequency radiation 2 When lifting the water heat exchanger unit by suspension Suspend the unit by attaching ropes to the four suspension rings on the base When attachi...

Страница 24: ... 0 Ø25 4 1 0 For cooling operation where the outdoor air temperature is 10 C or less this value should be 30m If the pipe length is 90m or more use one size bigger one provided in parentheses Table 2 Unit additional charge amount Outdoor unit type 45 0 kW 56 0 kW 71 0 kW 85 0 kW Unit additional charge amount 0 5 kg 2 5 kg 10 0 kg 4 Do not allow dust dirt or moisture to become trapped inside the pi...

Страница 25: ...Also install unions or flanges near the unit so that it can be easily removed 3 Install appropriate valves to enable removal of water and air from the water pipes Noise corrosion and reduced performance are likely to occur if air becomes mixed with the liquid in the pipes 4 Make sure that the system always contains at least the minimum quantity of water if necessary provide a storage tank or simil...

Страница 26: ...d hot water flow rate m3 h Hydraulic loss kPa 25 20 15 10 5 0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 minimum requid flow rate standard flow rate Maximum allowable flow rate S 500WX2E5 Cold hot water flow rate m3 h Hydraulic loss kPa 25 30 20 15 10 5 0 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 minimum requid flow rate standard flow rate Maximum allowable flow rate S 710WX2E5 GHP Chiller TECHNICAL D...

Страница 27: ...hat no unreasonable load is applied to the water heat exchanger unit 5 Drain piping construction Caution The drain should allow water to run out naturally so provide a downward slope of at least 1 100 An upward slope could cause leakage from drainage water backflow When the piping is completed check the drains to ensure that there are no leaks and apply insulation to any part of the drain system l...

Страница 28: ...unit is installed on anti vibration mounts the actual length of refrigerant piping between the outdoor unit and the water heat exchanger should be at least 3m and include bends in at least two places Fig 8 Also refrigerant piping should be secured with support fixtures at least 1 5m from the indoor unit To install anti vibration mounts follow the instructions provided by its manufacturer Actual le...

Страница 29: ...ency 2 Circulating systems Flow thru systems Circulating Supply Flow thru water Corrosion Scaling buildup Standard Items pH 25ºC 6 5 8 2 6 0 8 0 6 8 8 0 Elect conductivity mS m 25ºC S cm 25ºC 1 80 or less 800 or less 30 or less 300 or less 40 or less 400 or less Chloride ions Cl mg l 200 or less 50 or less 50 or less Sulphate ions mg l SO4 2 200 or less 50 or less 50 or less Acid consumption pH 4 ...

Страница 30: ...inimum cable size 2 mm2 Up to 25 m 2 mm2 Up to 50 m 2 mm2 Up to 75 m 2 mm2 Up to 100 m 2 mm2 Grounding cable size 2 mm2 Inter unit operation cable size 0 5 mm2 to 2 mm2 Up to 1000 m total Remote control cable size 0 5 mm2 to 1 25 mm2 Up to 300 m total Hot cold water pump cable size 0 5 mm2 to 2 mm2 Up to 300 m total Applicable Unit Water Heat Exchanger Model Model type S 710WX2E5 Switch capacity A...

Страница 31: ...200 V AC 0 8 A cosθ 0 7 Hot cold water pump interlock input Terminals 1 and 2 of connector TB4 on the water heat exchanger unit terminal board are inputs Input format Non voltage contacts closed pump on open pump off Current rating is 30 mA at 12 V DC Caution Always connect the flow switch in parallel with the pump operating signal to protect against freezing Flow switch rating Contacts should be ...

Страница 32: ...g them in place properly may result in the generation of heat fire etc Caution Attach an overcurrent circuit breaker of the set capacity to each unit Installing an inappropriate overcurrent circuit breaker may result in a fire due to heat generation short circuit etc Attach an earth leakage breaker of the set capacity to each unit Not installing an earth leakage breaker earth leakage breaker ratin...

Страница 33: ...n of center of gravity Product weight kg L1 L2 LG1 LG1 LG2 LG2 hG S 250WX2E5 1014 312 455 559 138 5 173 5 414 110 S 500WX2E5 1014 312 505 509 138 5 173 5 414 130 S 710WX2E5 1014 312 555 459 138 5 173 5 414 150 For earthquake resistant design use the smallest value of LG1 LG1 LG2 or LG2 GHP Chiller TECHNICAL DATA indb A 31 GHP Chiller TECHNICAL DATA indb A 31 2012 04 06 13 42 07 2012 04 06 13 42 07...

Страница 34: ...15 cm thick slab Anchor bolt allowable short term tensile load Ta Ta 11 760 N The installation method may also be selected after completing calculations 2 Calculation 1 Design horizontal seismic magnitude KH KH 1 0 Installation location KH roof 1 0 ground 0 4 2 Operating load W W 1 470 N operating mass 9 8 3 Horizontal earthquake force FH FH KH W 1 470 N 4 Height of center of gravity hG hG 414 mm ...

Страница 35: ...unting bolt tensile stress End on direction δ1 δ1 Rb1 A 0 9 N mm2 Broadside direction δ2 δ2 Rb2 A 7 2 N mm2 12 Allowable tensile stress on a bolt subject to both tensile and shear stresses fts fts 1 4 ft 1 6τ 241 2 N mm2 3 Judgment 1 Tensile load End on direction if Rb1 Ta OK Rb1 99 Ta 11 760 Broadside direction if Rb2 Ta OK Rb2 812 Ta 11 760 2 Shear stress ifτ fs OK τ 3 2 fs 99 3 Tensile stress E...

Страница 36: ...GHP Chiller TECHNICAL DATA indb A 34 GHP Chiller TECHNICAL DATA indb A 34 2012 04 06 13 42 07 2012 04 06 13 42 07 ...

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