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32

10 - MAIN OPTIONS

Options

No. Description

Advantages

Use

Corrosion protection, 

traditional coils

2B Factory application of Blygold Polual treatment 

on the copper/aluminium coils

Improved corrosion resistance, recommended 

for industrial, rural and marine environments

30XAS 

242-482

Corrosion protection, 

traditional coils

3A Fins made of pre-treated aluminium 

(polyurethane and epoxy)

Improved corrosion resistance, recommended 

for moderate marine and urban environments

30XAS 

242-482

Unit equipped for air 

discharge ducting

10 Fans equipped with discharge connection 

flanges - maximum available pressure 60 Pa

Facilitates connections to the discharge ducts

30XAS  

242-482

IP54 control box

20A Increased leak tightness of the unit

Protects the inside of the electrical box from 

dusts, water and sand. In general this option is 

recommended for installations in polluted 

environments

30XAS 

242-482

Grilles and enclosure panels 23

Metal grilles on the 4 unit sides, plus side 

enclosure panels at each end of the coil

Improves aesthetics, protection against 

intrusion to the unit interior, coil and piping 

protection against impacts.

30XAS  

242-482

Enclosure panels

23A Side enclosure panels at each end of the coil

Improves aesthetics, coil and piping protection 

against impacts.

30XAS 

242-482

Winter operation down to 

-20 °C

28 Fan speed control via frequency converter

Stable unit operation for air temperature down 

to -20 °C

30XAS  

242-482

Evaporator frost protection

41A Electric resistance heater on the evaporator 

and discharge valve

Evaporator frost protection down to -20 °C 

outside temperature

30XAS 

242-482

Evap.and hydraulic mod. 

frost protection

41B

Electric resistance heater on evaporator, 

discharge valve and hydraulic module

Evaporator and hydraulic module frost 

protection down to -20 °C outside temperature

30XAS 

282-482

Total heat recovery

50 Unit equipped with additional heat exchanger in 

parallel with the condenser coils. 

Production of free hot-water simultaneously 

with chilled water production

30XAS  

242-482

Master/slave operation

58

Unit equipped with supplementary water outlet 

temperature sensor kit to be field-installed 

allowing master/slave operation of two units 

connected in parallel

Optimised operation of two units connected in 

master/slave operation operating time 

equalisation

30XAS  

242-482

Service valve set

92

Liquid line valve (evaporator inlet), compressor 

suction and discharge line valves and 

economiser line valve

Allow isolation of various refrigerant circuit 

components for simplified 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

Complete hydraulic module equipped with 

water filter, expansion tank with relief valve, two 

high pressure pumps, drain valve and water 

flow control valve. For more details, refer to the 

dedicated chapter

Easy and fast installation (plug & play).

Increased system reliability

30XAS 

282-482

High energy efficiency

119

Higher air flow through the condenser coils 

improving heat exchange efficiency on the 

condenser

Energy cost reduction and extended operating 

envelope (full load operation at higher air 

temperature)

30XAS 

242-482

J-Bus gateway

148B Two-directional communication board 

complying with JBus protocol

Connects the unit by communication bus to a 

building management system 

30XAS 

242-482

Lon gateway

148D Two-directional communication board 

complying with Lon Talk protocol

Connects the unit by communication bus to a 

building management system 

30XAS 

242-482

Bacnet over IP

149

Two-directional high-speed communication 

using BACnet protocol over Ethernet network 

(IP)

Easy and high-speed connection by ethernet 

line to a building management system. Allows 

access to multiple unit parameters

30XAS 

242-482

Energy Management 

Module

156

Control board with additional inputs/outputs. 

See Energy Management Module option 

chapter

Extended remote control capabilities (Set-point 

reset, ice storage end, demand limits, boiler on/

off command...)

30XAS 

242-482

Touch Pilot control, 7" user 

interface 

158A Touch Pilot control supplied with a 7 inch colour 

touch screen user interface

Enhanced ease of use. 

30XAS  

242-482

Leak detection

159

0-10 V signal to report any refrigerant leakage 

in the unit directly on the controlller (the leak 

detector itself must be supplied by the 

customer)

Immediate customer notification of refrigerant 

losses to the atmosphere, allowing timely 

corrective actions

30XAS  

242-482

Dual relief valves installed 

w/ 3-way valve

194 Three-way valve upstream of the relief valves 

on the evaporator and the oil separator

Valve replacement and inspection facilitated 

without refrigerant loss. Comforms to European 

standard EN378/BGVD4

30XAS 

242-482

Compliance with Russian 

regulations

199

EAC certification

Conformance with Russian regulations

30XAS 

242-482

Compliance with Australian 

regulations

200 Unit approved to Australian code

Conformance with Australian regulations

30XAS 

242-482

Power factor correction

231 Capacitors for automatic regulation of power 

factor (cos phi) value to 0,95. 

Reduction of the real electrical power, 

compliance with minimum power factor limit set 

by utilities

30XAS 

242-482

Summary of Contents for Aquaforce 30XAS Series

Page 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...

Page 2: ...2...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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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