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CARRIER participates in the ECP programme for LCP/HP

Check ongoing validity of certificate:

www.eurovent-certification.com

Order No.: 13467, 09.2018. Supersedes order No.: 13467, 12.2016.

Manufactured by: Carrier SCS, Montluel, France.

Manufacturer reserves the right to change any product specifications without notice.

Printed in the European Union.

Содержание Aquaforce 30XAS Series

Страница 1: ...LLATION OPERATION AND M A I N T E N A N C E I N S T R U C T I O N S Original document Air Cooled Liquid Chillers 30XAS A Unit with option 279 compressor enclosure Nominal cooling capacity 232 486 kW 5...

Страница 2: ...2...

Страница 3: ...entry 17 5 5 Field control wiring 17 6 APPLICATION DATA 18 6 1 Operating range 18 6 2 Minimum chilled water flow units without hydraulic module 18 6 3 Maximum chilled water flow units without hydrauli...

Страница 4: ...maintenance see note 34 11 2 Level 2 maintenance see note 34 11 3 Level 3 or higher maintenance see note 34 11 4 Tightening torques for the main electrical connections 34 11 5 Tightening torques for...

Страница 5: ...or ice These devices as well as the drain piping must not impair operation and not lead to a pressure drop that is higher than 10 of the control pressure Classification and control In accordance with...

Страница 6: ...ed off the power circuit remains energized unless the unit or circuit disconnect switch is open Refer to the wiring diagram for further details Attach appropriate safety labels Units with option 231 a...

Страница 7: ...f a leak occurs or if the refrigerant becomes contaminated e g by a short circuit in a motor remove the complete charge using a recovery unit and store the refrigerant in mobile containers Repair the...

Страница 8: ...uit Do not attempt to repair or recondition any safety devices when corrosion or build up of foreign material rust dirt scale etc is found within the valve body or mechanism If necessary replace the d...

Страница 9: ...e frequency number of phases Maximum current drawn Maximum power input Unit net weight Confirm that all accessories ordered for on site installation have been delivered and are complete and undamaged...

Страница 10: ...than 15 WARNING Never push or lever on any of the enclosure panels of the unit Only the base of the unit frame is designed to withstand such stresses 2 2 3 Checks before system start up Before the st...

Страница 11: ...ional drawings supplied with the unit or available on request For the positioning of the fixing points weight distribution and centre of gravity coordinates please refer to the dimensional drawings B...

Страница 12: ...or evaporator tube removal Water inlet Water outlet Air outlet do not obstruct Power supply connection C Control circuit connection 3 4 Multiple chiller installation It is recommended to install multi...

Страница 13: ...4798 4798 Width mm 2253 2253 2253 2253 2253 Height mm 2322 2322 2322 2322 2322 Operating weight 4 Standard unit kg 2375 2791 2847 3603 3689 Standard unit option 119 kg 3051 3167 3963 4119 Standard uni...

Страница 14: ...15 7 15 7 15 7 Evaporator Flooded multi pipe type Water content l 53 53 53 75 75 Without hydraulic module Water inlet outlet connections Victaulic Nominal diameter in 5 5 5 5 5 Actual outside diamete...

Страница 15: ...full load and nominal voltage 88 1 89 4 90 1 91 3 1 Nominal efficiency at 75 rated load and nominal voltage 88 88 9 89 7 91 4 1 Nominal efficiency at 50 rated load and nominal voltage 86 1 86 7 87 9 9...

Страница 16: ...60364 Outdoor installation Ambient temperature range from 20 C to 55 C Altitude less than or equal to 2000 m for hydraulic module see paragraph 4 3 in the IOM Presence of hard solids class AE3 no sign...

Страница 17: ...ter the control box from below or from the unit side For 30XAS unit sizes 282 to 482 the control box that includes the power supply cable connection terminal is located in the lower part of the unit I...

Страница 18: ...peration 3 3 15 Note If the leaving water temperature is below 4 C a glycol water solution or the frost protection option must be used Condenser air temperature C Minimum Maximum Storage 20 68 Operati...

Страница 19: ...chieve the required volume The tank must itself be internally baffled in order to ensure proper mixing of the liquid water or brine Refer to the examples below Connection to a buffer tank Bad Bad Good...

Страница 20: ...e eletrolytic pairs and consequently corrosion Verify then the need to install sacrificial anodes In case additives or other fluids than those recommended by Carrier are used ensure that the fluids ar...

Страница 21: ...lable pressure pump 5 Drain valve 6 Flow control valve 7 Evaporator 8 Evaporator defrost heater option 9 Hydraulic module defrost heater option 10 Air vent evaporator 11 Water drain evaporator 12 Expa...

Страница 22: ...in the operating limit table application data 7 5 2 Optional evaporator frost protection 30XAS If it is not possible to apply the recommendations in para graph 7 5 1 the units can be equipped with hea...

Страница 23: ...0 350 400 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 282 3 50 100 150 200 250 300 350 400 5 7 9 11 13 15 17 19 21 23 25 27 29 31 342 442 482 7 7 2 NPSH Net Positive Suction Head required option 116C hyd...

Страница 24: ...installed but supplied with the unit The sealing joints are in the control box The temperature sensors and the condenser flow switch are wired and fixed in the machine They must be installed as descri...

Страница 25: ...r 8 4 Condenser water connections NOTE Drawings are not contractually binding Before designing an installation consult the certified dimensional drawings supplied with the unit or available on request...

Страница 26: ...temperature at start up 12 5 1 55 Water entering temperature during operation 20 55 Water leaving temperature during operation 25 60 Evaporator water temperature C Minimum Maximum Water entering temp...

Страница 27: ...eat exchange at the air condenser to heat exchange at the water condenser and vice versa is ensured by motorised two way valves located upstream of the air and water condensers ATTENTION Mode changes...

Страница 28: ...eat exchange fluid check and carry out internal inspections as described in EN 378 annex C In case of re testing please refer to the maximum operating pressure given on the unit nameplate The reports...

Страница 29: ...6 mm Insert this tool into the opening on the pressure switch and push the reset button in this location These pressure switches are located at the discharge of each compressor 9 3 2 Relief valves 30X...

Страница 30: ...n insufficient charge or non con densables in the system The presence of moisture changes the colour of the indicator paper in the sight glass 9 8 Filter drier The role of the filter drier is to keep...

Страница 31: ...t 1 2 3 4 1 2 4 5 3 1 2 4 5 3 1 2 5 6 3 6 7 4 1 2 5 6 3 7 4 8 x x Start up order Power connection NOTE The values above do not correspond to the fan designation The fan designation and position are gi...

Страница 32: ...ified service and maintenance 30XAS 242 482 Compressor discharge valves 93A Shut off valve on the compressor discharge piping Simplified maintenance 30XAS 242 482 HP dual pump hydraulic module 116C Co...

Страница 33: ...corrosive environments 30XAS 242 482 Super Enviro Shield anti corrosion protection 263 Extremely durable and flexible epoxy polymer coating applied on micro channel heat exchangers by electro coating...

Страница 34: ...replace the mountings Check the water connections Purge the water circuit see chapter Water flow control procedure Clean the water filter see chapter Water flow control procedure Fully clean the conde...

Страница 35: ...with clean water For coils installed in a coastal or industrial environment periodical cleaning by rinsing with water is beneficial It is however essential that rinsing is done with a low speed water...

Страница 36: ...mpressor terminal pin as originally wired For replacement of the compressor a low pressure switch is included with the compressor This low pressure switch should be temporarily installed as a hard saf...

Страница 37: ...of the unit can be recycled for another purpose 12 3 Fluids to be recovered for treatment Refrigerant Heat transfer fluid depending on the installation water brine solution etc Compressor oil 12 4 Ma...

Страница 38: ...otection has been sized and installed properly All terminals are tight All chilled water valves are open All chilled water piping is connected properly All air has been vented from the chilled water c...

Страница 39: ...y supply at once and ensure that the chiller is not switched on until corrective measures have been taken Check cooler water loop Water loop volume litres Calculated volume litres 3 25 litres nominal...

Страница 40: ...alidity of certificate www eurovent certification com Order No 13467 09 2018 Supersedes order No 13467 12 2016 Manufactured by Carrier SCS Montluel France Manufacturer reserves the right to change any...

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