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• 18 •

GAC/GAH

140D / 160D

GAC/GAH

185D

Installation manual /

eCOMFORT-MIL160E-0720 / 07/2020

1.- GENERAL CHARACTERISTICS

1.5.- HYDRAULIC SYSTEM DATA

WATER FLOW AND AVAILABLE STATIC PRESSURE OF WATER PUMP

Water flow rate (m

3

/h)

Water flow rate (m

3

/h)

Pressure (kPa)

Pressure (kPa)

Summary of Contents for eCOMFORT2

Page 1: ...www lennoxemea com eCOMFORT2 20 190kW AIR COOLED LIQUID CHILLER HEAT PUMP INSTALLATION OPERATING AND MAINTENANCE MIL160E 0720 07 2020...

Page 2: ......

Page 3: ...ydraulic system data Pressure drop in the water system Water flow Piping drawings Dimensions INSTALLATION Transport Handling Site and shipping guidance Unit lifting Antivibration mounting Weight distr...

Page 4: ...ons We reserve the right to modify the construction and or design of our eComfort chillers at any time without prior notification or obligation to adapt previous supplies accordingly Any work on the C...

Page 5: ...ked to take appropriated actions This applies to all machine installed with nominal amps below 75A The short circuit rate Rsce 33 is defined in the EN61000 3 12 standard relative to the harmonics read...

Page 6: ...efined in EU Regulation No 517 2014 on fluorinated greenhouse gases EC 1005 2009 on substances that deplete the ozone layer Non compliance with these requirements is an offence and liable of financial...

Page 7: ...le to carry out hydrostatic tests on all our units so leak tests are carried out as a compensatory measure The entire circuit is checked using leak detectors For machines charged with refrigerant at t...

Page 8: ...it Options Installed Comments DATA INPUT COOLING CYCLE HEATING CYCLE Air Input Temperature Coil Water Output Temperature Water Input Temperature High Pressure Low Pressure ELECTRIC POWER CONSUMPTION C...

Page 9: ...lic module with high pressure single pump Hydraulic module with high pressure twin pump Hydraulic module with eDrive high pressure single pump Hydraulic module with eDrive high pressure twin pump Bypa...

Page 10: ...0D 185D Kw 90 5 105 6 120 4 104 7 121 0 136 5 159 3 181 4 Kw 91 2 103 4 118 1 106 3 121 1 135 8 157 2 174 5 3 Scroll 2 2 Scroll 2 2 Scroll 3 2 Scroll 2 1 2 3 m3 h 15 6 18 2 20 7 18 0 20 8 23 5 27 4 31...

Page 11: ...ronic module Low pressure pump Type Stainless steel threaded centrifugal pumps High pressure pump Expansion vessel Type Fixed membrane expansion vessel Max pressure bar Volume dm3 Buffer tank Type Iso...

Page 12: ...S GAH 080S Ci nienie Pa Installation manual eCOMFORT MIL160E 0720 07 2020 1 1 TECHNICAL DATA 1 GENERAL CHARACTERISTICS FAN DATA Airflow rate m3 h Pressure Pa Airflow rate m3 h Pressure Pa Airflow rate...

Page 13: ...D GAH 125D Installation manual eCOMFORT MIL160E 0720 07 2020 1 1 TECHNICAL DATA 1 GENERAL CHARACTERISTICS FAN DATA Airflow rate m3 h Pressure Pa Airflow rate m3 h Pressure Pa Airflow rate m3 h Pressur...

Page 14: ...allation manual eCOMFORT MIL160E 0720 07 2020 1 1 TECHNICAL DATA 1 GENERAL CHARACTERISTICS FAN DATA NOTE For GAC units consider 3 more of airflow Airflow rate m3 h Pressure Pa Airflow rate m3 h Pressu...

Page 15: ...43 3 43 6 24 6 24 6 24 kW 3 28 3 28 3 28 3 28 3 28 4 5 4 5 4 5 A 6 24 6 24 6 24 6 24 6 24 7 62 7 62 7 62 kW 6 6 6 9 9 12 12 12 A 8 66 8 66 8 66 12 99 12 99 17 32 17 32 17 32 kW 9 9 9 9 9 12 12 12 A 1...

Page 16: ...he installer Hydraulic connections Customer connection COMPONENTS STANDARD VERSION UNIT WITH WATER PUMP OPTION UNIT WITH WATER TANK OPTION Water filter additional option supplied loose Expansion vesse...

Page 17: ...flow control Variable air flow control glycol Part load glycol Variable air flow control AMBIENT TEMPERATURE C LEAVING WATER TEMPERATURE C UNITS WITH LOW WATER TEMPERATURE KIT OPTION DIFFERENCE OF TE...

Page 18: ...tion manual eCOMFORT MIL160E 0720 07 2020 1 GENERAL CHARACTERISTICS 1 5 HYDRAULIC SYSTEM DATA WATER FLOW AND AVAILABLE STATIC PRESSURE OF WATER PUMP Pressure kPa Pressure kPa Pressure kPa Pressure kPa...

Page 19: ...al eCOMFORT MIL160E 0720 07 2020 1 GENERAL CHARACTERISTICS 1 5 HYDRAULIC SYSTEM DATA WATER FLOW AND AVAILABLE STATIC PRESSURE OF WATER PUMP Pressure KPa Pressure kPa Pressure kPa Pressure kPa Pressure...

Page 20: ...185D Installation manual eCOMFORT MIL160E 0720 07 2020 1 GENERAL CHARACTERISTICS 1 5 HYDRAULIC SYSTEM DATA WATER FLOW AND AVAILABLE STATIC PRESSURE OF WATER PUMP Water flow rate m3 h Water flow rate m...

Page 21: ...10 15 20 25 30 35 40 45 50 55 GAC H 020 045 SM1M GAC H 055SM1M 125DM1M GAC H 140 185 DM1M 0 20 40 60 80 100 120 140 0 5 10 15 20 25 30 35 40 45 50 55 Installation manual eCOMFORT MIL160E 0720 07 2020...

Page 22: ...GAH 020S 1 7 3 4 5 7 4 0 100 GAH 025S 2 1 4 2 7 0 4 0 100 GAH 030S 2 7 5 3 8 9 4 6 100 GAH 035S 3 1 6 3 10 4 4 6 100 GAH 040S 3 4 6 8 11 3 5 2 100 GAH 045S 3 9 7 7 12 8 5 2 100 GAH 055S 4 7 9 3 15 5...

Page 23: ...eCOMFORT MIL160E 0720 07 2020 1 8 PIPING DRAWINGS COOLING ONLY UNITS 1 GENERAL CHARACTERISTICS FILTER Electronic flow switch Electronic flow switch eDRIVE pump water pump options Flow switch Flow swit...

Page 24: ...8 PIPING DRAWINGS COOLING ONLY UNITS Electronic flow switch Electronic flow switch Flow switch Flow switch CUSTOMER CONNECTIONS FILTER FILTER eDRIVE pump water pump options eDRIVE pump water pump opt...

Page 25: ...S COOLING ONLY UNITS Electronic flow switch Electronic flow switch Flow switch Flow switch eDRIVE pump water pump options Desuperheater Desuperheater CUSTOMER CONNECTIONS FILTER Discharge Circuit 1 Di...

Page 26: ...l heater Low pressure transducer 2 Liquid receiver Inlet water pressure Fan Outlet water pressure Scroll compressor Water flow switch Water Pump Electronic water flow switch Partial Heat Recovery Cond...

Page 27: ...eCOMFORT MIL160E 0720 07 2020 1 GENERAL CHARACTERISTICS 1 8 PIPING DRAWINGS HEAT PUMP UNITS Electronic flow switch Electronic flow switch Flow switch Flow switch CUSTOMER CONNECTIONS FILTER FILTER eD...

Page 28: ...1 8 PIPING DRAWINGS HEAT PUMP UNITS Electronic flow switch Electronic flow switch Flow switch Flow switch FILTER FILTER eDRIVE pump water pump options CUSTOMER CONNECTIONS CUSTOMER CONNECTIONS Desupe...

Page 29: ...GS HEAT PUMP UNITS Desuperheater Desuperheater Discharge Circuit 1 Discharge Circuit 1 Discharge Circuit 2 Discharge Circuit 2 FILTER FILTER CUSTOMER CONNECTIONS CUSTOMER CONNECTIONS eDRIVE pump water...

Page 30: ...eater Low pressure transducer 2 Liquid receiver Inlet water pressure Fan Outlet water pressure Scroll compressor Water flow switch Water Pump Electronic water flow switch Partial Heat Recovery Condens...

Page 31: ...20 GAC H_020S_025S_S_H B BOX B A 1 M eter 1 Meter 1 M eter 1 Meter 4 X 12 OPTION AVUB B STD OPTION WFIF A 1 1 2 G F SPXX WTNG DPXX WFIF AVUB GAC GAH 020S 025S GAC H_020S_025S_Z GAC H_020S_025S_S_H_Z I...

Page 32: ...S_S_H B BOX B A 1 M eter 1 Meter 1 M eter 1 Meter 4 X 12 OPTION AVUB B STD OPTION WFIF A 1 1 2 G F GAC GAH 030S 035S 040S 045S GAC H_035S_045S_Z GAC H_030S_045S_S_H_Z SPXX WTNG DPXX WFIF AVUB Installa...

Page 33: ...1 25 GAC H_055S_S_H C BOX B A 1 M eter 1 Meter 1 M eter 1 Meter STD OPTION KGRL A OPTION WFIF 2 DN 65 DN 65 8 X 12 OPTION AVUB B GAC H_055S_Z GAC H_055S_S_H_Z SPXX KGRL DPXX WFIF AVUB Installation ma...

Page 34: ..._060S 080S_S_H C BOX B A 1 M eter 1 Meter 1 M eter 1 Meter STD OPTION KGRL A OPTION WFIF 2 DN 65 DN 65 8 X 12 OPTION AVUB B SPXX KGRL DPXX WFIF AVUB GAC GAH 060S 070S 080S GAC H_060S_070S_Z GAC H_060S...

Page 35: ...M eters 1 5 Meters 1 5 M eters 1 5 Meters 8 X 12 OPTION AVUB B STD OPTION KGRL A OPTION WFIF 2 1 2 DN 65 DN 65 G 1 1 2 OPTION PHRF SPXX KGRL DPXX WFIF AVUB PHRF GAC GAH 090S 110S 125S GAC H_090S_125S...

Page 36: ...1 5 M eters 1 5 Meters 1 5 M eters 1 5 Meters STD OPTION KGRL OPTION WFIF DN 65 2 DN 65 G 1 1 2 OPTION PHRF C 8 X 12 B OPTION AVUB SPXX KGRL DPXX WFIF AVUB PHRF GAC 110D 125D GAC_110D_125D_Z GAC_110D...

Page 37: ...ters 1 5 Meters STD OPTION KGRL OPTION WFIF DN 65 2 1 2 DN 65 1 1 2 G OPTION PHRF C 8 X 12 B OPTION AVUB SPXX KGRL DPXX WFIF AVUB PHRF GAH 090S 110S 125S 125D GAH_090S_125S_110D_125D_Z GAH_090S_125S_1...

Page 38: ...F 3 DN 80 DN 80 3 SPXX KGRL WTNG DPXX WFIF AVUB PHRF SPXX KGRL WTNG DPXX WFIF AVUB PHRF GAC GAH 140D GAC H_140D_Z GAC H_140D_S_H_Z Installation manual eCOMFORT MIL160E 0720 07 2020 1 GENERAL CHARACTER...

Page 39: ...N AVUB B OPTION KGRL OPTION WFIF G 1 1 2 OPTION PHRF C DN 80 DN 80 STD A STD SPXX DPXX STD A WTNG OPTION KGRL OPTION WFIF 3 DN 80 DN 80 3 SPXX KGRL WTNG DPXX WFIF AVUB PHRF GAC GAH 160D 185D GAC H_160...

Page 40: ...good working order If the unit is delivered with its operating charge of refrigerant that there has been no leakage use an electronic detector The equipment supplied corresponds to the order and matc...

Page 41: ...t s delivery notice Any later complaint or claim made to the LENNOX Distribution Deparent for this type of anomaly cannot be considered under the Guarantee Sufficient space must be allowed to facilita...

Page 42: ...pring Metallic structure Support Rubber mounting Flexible connection with loop Damping spring Metallic and concrete structure Support Rubber mounting Unit Unit 1 Mounting on a low sensibility zone 2 M...

Page 43: ...35 124 143 1036 GAH070SM2M 94 86 81 86 82 92 88 107 715 106 93 87 104 90 100 93 100 773 149 128 110 149 117 139 128 147 1068 GAH080SM2M 102 93 87 93 89 99 95 115 773 114 100 94 112 96 108 100 107 831...

Page 44: ...M 171 174 170 165 163 158 157 144 144 154 1600 GAH160DM2M 183 186 181 176 174 169 168 154 154 164 1709 GAH185DM2M 190 194 189 183 182 176 174 160 160 171 1780 1 2 3 4 5 6 7 8 9 10 GAC140DM2M 191 187 1...

Page 45: ...units as shown will impact performance and reliability 3 meters 3 meters 3 meters 3 meters 3 meters 5 meters 5 meters 3 meters 1 m eter 1 m eter 1 m eter 1 m eter 1 m eter 1 5 m eters 1 5 m eters 1 m...

Page 46: ...all the units as shown will impact performance and reliability STANDARD VERSION UNIT WITH STANDARD EC FANS SEAS OR HIGH PRESSURE EC FANS HIPF 5 meters 5 meters 1 5 m eters 1 5 m eters 1 5 m eters 1 5...

Page 47: ...to cooling operation for a short period When the evaporation temperature starts to drop a defrost period sets in to provide sufficient heat transfer During defrosting the ice melts from the batteries...

Page 48: ...Failure to follow this advice may result in damage to the installation Optionally an immersion heater can be supplied complete with safety thermostat and pressure switch fitted in the buffer tank of...

Page 49: ...ALL CIRCUIT BREAKERS ARE OPEN AND SUPPLY IS OFF IN ORDER TO CARRY OUT THE ELECTRICAL CONNECTIONS FOLLOW THE ELECTRICAL DIAGRAM SUPPLIED WITH THE UNIT 2 INSTALLATION POWER SUPPLY UNIT MODEL NUMBER OF W...

Page 50: ...e are two options available either circuit breaker protection or fuse protection The customer must provide the necessary equipment in his installation to protect the power line that feeds our unit A d...

Page 51: ...from the HP LP ratio on the number of compressor running on the water flow and on the water inlet temperature The unit will always be driven by the air conditioning load In any case if there is no loa...

Page 52: ...ponsible use of these equipment For this reason we invite you to use these machines in a responsible way with the environment combining the adequate comfort with a responsible consumption of the energ...

Page 53: ...ding to the water evaporator set point 2238 2237 Outside air temperature corresponding to the water evaporator set point 2239 2238 Water temperature set point corresponding to the outside air temperat...

Page 54: ...Evap 1 or 2 in case of double pump Check the flow switch status in the menu 2218 Check the electrical consumptions in case of variable pump in the pump technical service screen pressing PRG Check the...

Page 55: ...nominal flow the difference between the inlet and water outlet temperature will vary slightly from 5 C as can be seen in the following table based on nominal flow rate T Water inlet temperature Water...

Page 56: ...sion 30 mg l No fluoride ions 0 1 mg l No Fe2 and Fe3 ions with dissolved oxygen Dissolved iron 5 mg l with dissolved oxygen 5 mg l Over those values it means a corrosion of steel which may generate a...

Page 57: ...ressor mountings FANS Check that fans turn freely and in the correct direction without excessive noises CONTROL Check Set Points and normal operation WATER If the installation contains anti freeze reg...

Page 58: ...ondensors fans Check the rotation of the fan free rotation detection of vibrations or bearing noises Check for the Amps consumed on all three phases compare it with the nominal value given in the elec...

Page 59: ...on components Check systematically all connections and fixings on the refrigeration circuit Check for oil traces eventually a leak test should be con ducted Check operating pressures correspond to the...

Page 60: ...x 15 C Check the circuit pressure Check casing and equipment corrosion To treat and neutralize eventuals rust spots Check the watertightness of the unit and it s accessories Verify the gaskets if crac...

Page 61: ...by a special resin encapsulated in a heats hrinkable sheath This sleeve must be regularly visually inspected during unit cleaning operations to detect a possible prema ture deterioration Specific main...

Page 62: ...brush Feel free to add some polyurethane sealant to ensure complete coverage of the area 4 3 2 Plate heat exchanger condensers Use a non corrosive solvent to remove scale deposits The equipment to be...

Page 63: ...at least one hour DO NOT USE THE COMPRESSOR AS A VACUUM PUMP If the compressor runs in vacuum it will fail Charge the unit with refrigerant according to the data on the Rating Plate for the unit and c...

Page 64: ...t the motor cool Connect properly Check operation The compressor stops when the high pressure switch is cut off Condenser coil blocked Unit operating outside of limiting Abnormal operation of the fans...

Page 65: ...t liquid gas could be thrown out of the unit Provide anti frost protection ei Water treated with Glycol or trace heaters along the pipe work Indications in the technical IOM supplied with the unit 5A...

Page 66: ...Leaks Authorized oils Refer to the compressor nameplate or the documentation Indication on the compres sor nameplate or the man ufacturer documentation 13A Working on a part under pressure Risk of ex...

Page 67: ...65 Installation manual eCOMFORT MIL160E 0720 07 2020 NOTES...

Page 68: ...ENNOX DISTRIBUTION 33 4 72 23 20 20 www lennoxemea com MIL160E 0720 07 2020 Due to LENNOX EMEA ongoing commitment to quality the specifications ratings and dimensions are subject to change without not...

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