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Marstair A2LCELLARMATCH Technical Manual Download Page 26

 

55908059-01

 

 

26 

AIR FLOWS 

 

3C SPECIFICATION 

 

 

MODEL 

m³/s

 

 

CXE 30 

0.61 

 

CXE 40 

0.61 

 

CXE 50 

0.66 

 

CXE 70 

0.58 

 

 

 

INDOOR UNIT 

 

MAXIMUM 

 

 

 

 

 SPEED

 

SOUND POWER LEVELS

 

 

SOUND PRESSURE LEVELS

 

SPEED

 

Frequency Hz

 

 

 

125

 

250

 

500

 

1K

 

2K

 

4K

 

 

dB(A)

 

CXE 30

 

69.1 

67.7 

67.6 

65.6 

62.2 

56.0 

 

39 

CXE 40

 

69.1 

67.7 

67.6 

65.6 

62.2 

56.0 

 

39 

CXE 50

 

71.7 

69.2 

69.1 

67.1 

63.2 

58.5 

 

40.5 

CXE 70

 

70.1 

68.2 

68.6 

66.1 

63.2 

57.5 

 

39.9 

 
 
 

Sound Pressure Levels in dB(A) at 10m distance in free field conditions. (Reference 2x10

⁻⁵

 N/m²) 

 

 

 

 

 
 
 
 
 
 
 
 
 

 

MODEL  FAN MOTOR 

CXE 30 

0.8 

CXE 40 

0.8 

CXE 50 

0.8 

CXE 70 

0.8 

SOUND POWER AND SOUND PRESSURE LEVELS 

UNIT ELECTRICAL LOADS [230V 50Hz 1Ph (A) 

Summary of Contents for A2LCELLARMATCH

Page 1: ...55908059 01 A2LCELLARMATCH TECHNICAL MANUAL ...

Page 2: ...ectronic Valve Driver Interface 13 2I Electronic Valve Driver Parameters 15 2J Eco Design Information Tables 20 2K Component Identification SMC 22 2L Condensing Unit Maintenance 23 3 Evaporators 3A Component Identification 24 3B Unit Dimensions 25 3C Specification 26 3D Evaporator Installation 27 3E Evaporator Operation 28 3F Maintenance 29 3G Alarm Installation 30 3H Evaporator Wiring Diagram 31 ...

Page 3: ...l Do not mix oils or refrigerants 3 These units when installed contain live electrical components moving parts and refrigerant under pressure Always site out of reach of children and protect from vandalism 4 The data plate only gives information for the individual indoor or outdoor unit For system details add input power and current of indoor and outdoor unit including any heater load 5 The refrig...

Page 4: ...rce of ignition check exhaust fumes with flammable gas leak detector R454C bottle adaptor left handed female and right handed male connections DIN477 1 21 8mm LH External 14 T P I All refrigerant hoses should be as short as possible and have self closing or ball valve connections in accordance with BS EN 378 If additional refrigerant is to be added charge in liquid state and ensure a flammable gas...

Page 5: ...nly at nominal cooling capacity Power nominal kW N A N A 1 36 1 75 2 18 Starting current LRA A N A N A 26 32 46 Nominal current FLA A N A N A 4 2 5 5 6 8 Sound Pressure Levels SPL at 10m distance in free field conditions 27 C external ambient dBA 34 34 33 33 34 NR 28 28 27 27 27 Condenser fan 1Ph 230V 50Hz Airflow max speed m s 0 323 0 713 0 713 0 713 0 713 Airflow motor rating kW 0 065 0 13 0 13 ...

Page 6: ...09 40 1 67 2 11 2 63 3 25 3 97 SMC 50 27 2 86 3 60 4 46 5 47 6 66 30 2 75 3 46 4 29 5 28 6 42 32 2 68 3 36 4 18 5 13 6 26 35 2 55 3 22 4 01 4 94 6 01 38 2 43 3 08 3 82 4 73 5 77 40 2 36 2 98 3 71 4 58 5 60 SMC 80 27 3 61 4 53 5 62 6 90 8 39 30 3 47 4 36 5 41 6 65 8 09 32 3 38 4 23 5 26 6 47 7 90 35 3 22 4 05 5 05 6 22 7 58 38 3 06 3 88 4 82 5 96 7 27 40 2 97 3 75 4 68 5 78 7 06 2C MOUNTING DIMENSI...

Page 7: ...ts Model Dimensions Weight SMC Width Depth Height 1ph 3ph 20 1060 340 620 49 30 1060 340 620 50 45 1160 390 720 63 50 1160 390 720 66 80 1160 390 720 68 SMC 20 80 Dimensions in mm Model Dimensions Weight SMC A B C D E F G H 1ph 3ph 20 900 300 560 525 185 117 296 274 47 30 900 300 560 525 185 117 296 274 48 50 1000 350 660 495 250 117 346 324 64 80 1000 350 660 495 250 117 346 324 66 ...

Page 8: ...ds and fittings must be taken into account Pipe sizes are based on Minimum of 2 5 m s 500 fpm suction gas velocity for horizontal or downflow Minimum of 5 0 m s 1000 fpm suction gas velocity for upflow Maximum of 20 0 m s 4000 fpm suction gas Where vertical risers exceed 3m oil traps must be formed in the pipe This will help ensure that oil returns to the compressor Typically fit an oil trap every...

Page 9: ...ies mains control and interconnecting cables equipment must be earthed Wiring must be carried out in accordance with local and national codes Mains supply cables must be size compatible with the recommended fuse Cable clamps for use with stranded cables are supplied in units 15 100 and should be used to secure incoming outgoing cables Installers must supply a method of securing solid sheathed cabl...

Page 10: ...ystem for a few minutes to allow it to stabilize Check suction and head pressures 8 Systems should not be overcharged to avoid liquid return to the compressor 9 HEAD PRESSURE CONTROL ALCO FSY 42S SAGINOMIYA XGE 4C The head pressure controller is factory set to suit the refrigerant It may be necessary to adjust this to suit site conditions to raise or lower the nominal head pressure ALCO FSY 42S a ...

Page 11: ...barg to achieve this turn the range adjusting screw clockwise for increasing the setting value or counter clockwise for decreasing the setting value Pressure changes per 1 turn of adjusting screw Pressure change 10 25bar Clockwise 1 5 bar counter clockwise 1 5 ba ...

Page 12: ...55908059 01 12 2G CONDENSING UNIT WIRING DIAGRAMS ...

Page 13: ...55908059 01 13 2H ELECTRONIC VALVE DRIVER INTERFACE Note The Electronic valve will be factory set to run at 6 C ...

Page 14: ...55908059 01 14 ...

Page 15: ... 30barg 6 0 34 5barg 13 0 44 8barg 7 0 45barg 14 remoto 0 5 7barg 15 remoto 0 10barg 16 remoto 0 18 2barg 17 remoto 0 25barg 18 remoto 0 30barg 19 remoto 0 44 8barg 20 Segnale esterno 4 20 mA 21 1 12 8 barg 22 0 20 7 barg 23 1 86 43 0 barg 24 Livelloliquido CAREL 25 0 60 0 barg 26 0 90 0barg Ratiometric 4 0to17 3 barg I 16 143 A Main control 0 user defined 1 Centralized cabinet cold room 2 Self con...

Page 16: ...everse faulty closure alarm relay closed if alarm 5 Reversed alarm relay closed in case of alarm I 12 139 A DI2 configuration 1 Disabled 2 valve regulation optimization after defrost 3 Battery alarm management 4 Valve forced open at 100 5 Regulation start stop 6 Regulation backup 7 Regulation security Disabled I 10 137 C Display main var 1 1 Valve opening 13 Hot gasbypass pressure 2 Valve position ...

Page 17: ...85 212 A Language Italian English English PROBES C S1 calibration offset 0 85 1233 85 85 1233 85 barg psig mA A 34 33 C S1 calibrat gain on 4 20 mA 1 20 20 A 36 35 C S1 pressure MINIMUM value 1 20 290 S1 pressure MAXIMUM value barg psig A 32 31 C S1 pressure MAXIMUM value 9 3 S1 pressure MINIMUM value 200 2900 barg psig A 30 29 C S1 alarm MIN pressure 1 20 290 S1 alarm MAX pressure barg psig A 39 3...

Page 18: ...oint 50 0 100 A 118 117 ADVANCED A High Tcond threshold 80 85 121 200 392 C F A 58 57 C High Tcond integral time 20 0 800 s A 57 56 A Modul thermost setpoint 0 85 121 200 392 C F A 61 60 A Modul thermost differential 0 1 0 1 0 2 100 180 C F A 60 59 C Modul thermost SHset offset 0 0 0 100 180 K F A 59 58 C CO2 regul A coefficient 3 3 100 800 A 63 62 C CO2 regul B coefficient 22 7 100 800 A 64 63 C Start ...

Page 19: ... 300 0 18000 s I 9 136 C AlarmdelayS1 0 0 240 s I 131 258 C AlarmdelayS2 0 0 240 s I 132 259 C AlarmdelayS3 0 0 240 s I 133 260 C AlarmdelayS4 0 0 240 s I 134 261 VALVE C EEV minimum steps 50 0 9999 step I 30 157 C EEV maximum steps 480 0 9999 step I 31 158 C EEV closing steps 500 0 9999 step I 36 163 C EEV nominal step rate 50 1 2000 step s I 32 159 C EEV nominal current 450 0 800 mA I 33 160 C E...

Page 20: ... 30 S P Refrigerant fluid s R454C Item Evaporating temperature Parameters at full load and ambient temperature 32 C Rated cooling capacity Rated power input Rated COP Parameters at full load and ambient temperature 25 C Cooling capacity Power input Rated COP Other items Capacity control Fixed Contact details TEV Limited Armytage Road Brighouse HD61QF Symbol Value Unit t 10 C C PA 2 96 kW DA 1 36 k...

Page 21: ... 6 32 kW DC 1 75 kW Rated COP COPC 3 61 PD 6 86 kW DD 1 58 kW COPD 4 34 Cdc 0 25 Refrigerant fluid s R454C Item Rated power input Evaporating temperature Parameters at full load and ambient temperature 32 C Point A Rated cooling capacity Annual electricty consumption Seasonal engery performance ratio Rated COP Declared power input Parameters at part load and ambient temperature 25 C Point B Declar...

Page 22: ...55908059 01 22 2K COMPONENT IDENTIFICATION SMC ...

Page 23: ...8 o Leak checking of the repair and system in accordance with EN 1516 2017 Any other information identified within the site specific risk assessment is available and taking into account NOTE it is the responsibility of the operator to ensure the technician is certified to the correct standard EN13313 or equivalent IMPORTANT ISOLATE THE UNIT PRIOR TO COMMENCING ANY MAINTENANCE OR REPAIR WORK GENERA...

Page 24: ...IDENTIFICATION 1 Grille 7 De ice stat option 2 Fan motor 8 Drain stub adaptor 3 Case 9 Drain tray 4 Wall ceiling mounting brackets 10 Side access panel 5 Coil assembly 11 Electrics box door 6 Thermostat bulb bracket 3 EVAPORATORS ...

Page 25: ... 5 39 39 124 422 5 70 845 888 124 888 Fixing centres Fixing centres 320 96 MIN 500 FOR SIDE ACCESS 483 20 X Interconnecting Wiring Z1 Suction Z2 Liquid Expansion SIDE VIEW Wall mounted X Z1 Z2 X SIDE VIEW Ceiling mounted TOP VIEW Ceiling Mounted REAR VIEW Wall mounted FRONT VIEW Wall mounted 120 MIN 120 MIN ...

Page 26: ... 2K 4K dB A CXE 30 69 1 67 7 67 6 65 6 62 2 56 0 39 CXE 40 69 1 67 7 67 6 65 6 62 2 56 0 39 CXE 50 71 7 69 2 69 1 67 1 63 2 58 5 40 5 CXE 70 70 1 68 2 68 6 66 1 63 2 57 5 39 9 Sound Pressure Levels in dB A at 10m distance in free field conditions Reference 2x10 N m MODEL FAN MOTOR CXE 30 0 8 CXE 40 0 8 CXE 50 0 8 CXE 70 0 8 SOUND POWER AND SOUND PRESSURE LEVELS UNIT ELECTRICAL LOADS 230V 50Hz 1Ph ...

Page 27: ...t this instruction should be used in conjunction with the outdoor unit installation instructions UNIT COMBINATIONS 1 Fit all kits prior to installing the unit 2 Ensure that the mounting surface will support the operating weight of the unit 3 Mark out the mounting positions and drill holes to suit 6mm rawlbolt shields or equivalent strength fasteners ensure that the unit is positioned to give suffi...

Page 28: ...to do so If the leak is identified as occurring outside the cellar but inside a building or enclosure ensure adequate ventilation No source of ignition shall be energised or brought into the area until the environment is proven to be safe TEMPERATURE CONTROL Do not set the controller below 4 C The SET temperature is factory set at 12 C The digital display normally displays the return air temperatu...

Page 29: ...e with EN 378 o Charging of the system in accordance with EN 378 o Leak checking of the repair and system in accordance with EN 1516 2017 Any other information identified within the site specific risk assessment is available and taking into account NOTE it is the responsibility of the operator to ensure the technician is certified to the correct standard EN13313 or equivalent Regular inspection an...

Page 30: ...d tested annually and sensitive to 20 of the lower flammability level of the refrigerant If the detector uses a drop in pressure then it needs to be tested for correct operation If a pressure type of detector is used due to the inaccuracy of this method the operator should assume that a flammable mixture could be present within the cellar and appropriate action must be taken 4 SYSTEM SELECTION PRO...

Page 31: ...55908059 01 31 3H EVAPORATOR WIRING DIAGRAM 3I REFRIGERANT SYSTEM SCHEMATIC DIAGRAM ...

Page 32: ...frigerants can either be a Sent for destruction by incineration at a licenced waste facility b Sent to a specialist plant that can re process the old refrigerant into a gas with properties identical to virgin refrigerant to create reclaimed refrigerant c Given a basic cleaning process to create recycled refrigerant Given the refrigerant supply shortage that will be created by the phase down proces...

Page 33: ...hot works required for jointing of the refrigeration pipework If yes go to question 7 If no go to question 5 5 Are permanent mechanical joints required If yes go to question 20 If no go to question 6 6 Have the flare connections been made to a suitable standard If yes go to question 20 If no rectify and reassess 7 Are you competent to carry out brazing tasks If yes go to question 8 If no stop asse...

Page 34: ... from ignition source If yes go to question 34 If no rectify and reassess 34 Has a vacuum gauge been connected to the system If yes go to question 35 If no rectify and reassess 35 Has a suitable vacuum been achieved and held for a suitable period of time If yes go to question 36 If no rectify and reassess CHARGING OF REFRIGERANT 36 Is additional refrigerant charge required If yes go to question 37...

Page 35: ...d placed at a low level If yes go to question 52 If no rectify and reassess 52 Has a suitable recovery unit been fitted If yes go to question 53 If no rectify and reassess 53 Do you have a suitable recovery cylinder with adequate capacity If yes go to question 54 If no rectify and reassess 54 Have you placed it on to a suitable calibrated weighing platform If yes go to question 55 If no rectify an...

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