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Calorex Variheat AW1200 Owners & Installation Manual
Summary of Variheat AW1200
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1 1002594 issue 1 m172 variheat variheat system aw600/900/1200/1500 owner installation manual (1002594 issue 1).
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3 1002594 issue 1 m172 variheat health and safety warning as the dehumidifier embodies electrical and rotational equipment, only competent persons should carry out any work on this type of machine. (see guarantee) heath and safety warning ..............................................4 features of t...
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4 1002594 issue 1 m172 variheat variheat aw system owner installation manual health and safety warning this appliance can be used by children from eight years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given super...
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5 1002594 issue 1 m172 variheat features of the variheat range the variheat range consists of four models: 600, 900, 1200 and 1500. This manual covers the variheat aw models, all purpose designed and built for swimming pool use, to provide heat pump dehumidification, heat recovery and optional fresh...
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6 1002594 issue 1 m172 variheat variheat aw system owner installation manual 1.2 how to use the variheat power light – when illuminated red, power is connected to the variheat. Caution – the variheat system remains powered and live. Ensure the variheat is isolated from the power supply before any se...
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7 1002594 issue 1 m172 variheat 1.3 touchscreen user interface the variheat is controlled by an integral controller with a touchscreen user interface. All the settings of the variheat are available via the touchscreen. If the screen is blank, touch once to activate. Coloured buttons and parameters w...
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8 1002594 issue 1 m172 variheat variheat aw system owner installation manual first home screen pool hall humidity pool hall air temperature 1. Pool hall relative humidity (%rh) number shows current measurement. Outer ring shows current measurement (blue bar) in relation to current setting (red arrow...
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9 1002594 issue 1 m172 variheat lights and standby switch indicator lights pressing this area when an alarm is active displays the "alarms" screen. Defrost light light blue (solid) – defrost is active. Defrosting is a normal function to remove ice from the heat recovery surfaces, which may be requir...
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10 1002594 issue 1 m172 variheat variheat aw system owner installation manual second home screen 5. Fresh air setting (where optional fresh air module is fitted) auto (recommended) allows automatic control of fresh air quantity according to control system settings. Min allows experienced operators t...
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11 1002594 issue 1 m172 variheat it is essential to control the pool hall conditions 24 hours per day and, once commissioned, your variheat should never be turned off if you are to avoid discomfort and/or expensive building damage due to humidity. It is a common mistake to believe that by turning th...
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12 1002594 issue 1 m172 variheat variheat aw system owner installation manual pool occupied symbol pool unoccupied symbol whenever a floating pool cover is in use, the cover suppresses evaporation and heat loss, so it is not necessary to maintain the air temperature higher than the pool water. Signi...
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13 1002594 issue 1 m172 variheat coloured buttons and parameters with a white background can be modified, except where locked by the user security settings. Grey buttons and parameters with a grey background cannot be modified. To change parameters with a white background, press the parameter. A key...
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14 1002594 issue 1 m172 variheat variheat aw system owner installation manual 2.0 user settings the main user settings screens are protected by a pin code. User settings can be accessed by pressing the cog button on the second home screen. Controller clock occupied/unoccupied periods alarms set poin...
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15 1002594 issue 1 m172 variheat to change the date or time, press the white box with the number to be changed. Press set clock when the date and time are correct. Press the arrow to return to the user settings screen or if nothing else needs to be changed, press home to return to the home screen. O...
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16 1002594 issue 1 m172 variheat variheat aw system owner installation manual press the left side of the colon to change the hour setting. Press the right side of the colon to change the minute setting. This screen can also be accessed from the first home screen if the user security settings are set...
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17 1002594 issue 1 m172 variheat alarms press this button on the settings menu. The alarms screen displays warnings or faults with the variheat, indicated by a red highlight. The example above indicates that there is a problem with the pool water flow rate that should be investigated. Arrow icon ret...
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18 1002594 issue 1 m172 variheat variheat aw system owner installation manual set points and switches press this button on the settings menu. Air/water priority switch arrow icon return to user settings home icon return to home screen this screen duplicates settings on the home screens. If functions...
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19 1002594 issue 1 m172 variheat dance hall mode is designed to allow a different air temperature to be used if the pool hall is to be used for a function other than swimming. Water heating and humidity control is deactivated. Dance hall mode can be enabled or disabled by pressing the currently enab...
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20 1002594 issue 1 m172 variheat variheat aw system owner installation manual language press this button on the settings menu. Arrow icon return to user settings home icon return to home screen the available languages are shown on this screen and can be selected by pressing the button corresponding ...
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21 1002594 issue 1 m172 variheat user pin: toggles between password enabled and password disabled if the user pin needs to be changed, it can be changed here. The factory default user pin is 6016. If the pin is changed, write it in the box on the right and keep this manual in a safe place. The user ...
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22 1002594 issue 1 m172 variheat variheat aw system owner installation manual webgate password: button performs same function as home button change webgate pass press the button on the right. Arrow icon return to user settings home icon return to home screen press to confirm current password and pro...
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23 1002594 issue 1 m172 variheat data monitoring press this button on the settings menu. Air temp log arrow icon return to user settings home icon return to home screen pressing the buttons brings up a graph of the selected parameter. Choose from air temperature, humidity, water temperature and alar...
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24 1002594 issue 1 m172 variheat variheat aw system owner installation manual 2.1 advanced settings the one-time pin for accessing these screens is 1842. Once this pin has been entered once, you will not be prompted for this password in the future. Offsets screen settings customer timers ip address ...
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25 1002594 issue 1 m172 variheat offsets press this button on the advanced settings menu. Offsets the actual conditions in the pool may be slightly different to the conditions detected and shown on the display. If this is due to sensor calibration, a correction can be entered here to improve accurac...
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26 1002594 issue 1 m172 variheat variheat aw system owner installation manual screen settings press this button on the advanced settings menu. The screen settings can be changed here. Menu timeout – the length of time after which the display to automatically return to the home screen after the last ...
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27 1002594 issue 1 m172 variheat customer timers press this button on the advanced settings menu. Arrow icon return to user settings home icon return to home screen the variheat is connected directly to the pool water circuit. If the pool water pump is on a timer, it can be started outside the norma...
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28 1002594 issue 1 m172 variheat variheat aw system owner installation manual insert the correct information, data shown here is an example. If the settings have been changed in a way that makes the variheat behave in an unusual way, the original commissioned settings can restored by pressing the re...
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29 1002594 issue 1 m172 variheat bms settings press this button on the advanced settings menu. This screen contains settings related to bms connectivity when using modbus/ rtu and bacnet ms/tp through the spare rs485 port. The factory default settings are shown. If connecting using bacnet/ip, see th...
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30 1002594 issue 1 m172 variheat variheat aw system owner installation manual plc ethernet settings press the button on the right. Arrow icon return to user settings home icon return to home screen this screen contains settings related to bms connectivity using bacnet/ip through the ethernet port on...
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31 1002594 issue 1 m172 variheat 2.2 remote access to the variheat touchscreen the variheat can be controlled remotely either through a mobile device using a third-party android/ios app, or using a computer with a web browser that can run active x. Devices must be connected to the same network as th...
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32 1002594 issue 1 m172 variheat variheat aw system owner installation manual using an activex web browser on a networked computer to access the variheat by a networked computer, a browser that can run activex is required. This function has been designed and tested to work with internet explorer. Ot...
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33 1002594 issue 1 m172 variheat 3.0 installation installation summary the variheat is a fully packaged system, supplied as a single piece, ready for positioning and connection to services. The variheat is designed to be installed in an internal plant room. Unloading and unpacking on arrival, check ...
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34 1002594 issue 1 m172 variheat variheat aw system owner installation manual 3.1 siting, machine location return air from pool hall air fillter access panel service panel (if not ducted) service panel service panel service panel alternative supply air positions supply air to pool hall 800 service a...
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35 1002594 issue 1 m172 variheat if unit is located in a plant room at pool hall air temperatures, any ambient air ducting must be heavily insulated. Recommend fresh air/exhaust spring return dampers to be fitted to ductwork for sub zero ambient applications in case of power failure. Important - 600...
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36 1002594 issue 1 m172 variheat variheat aw system owner installation manual 3.3 fresh air and exhaust air always use flexible connections from adequately supported duct work to the variheat note duct work should be heavily insulated if the variheat is used in a plenum chamber application. I.E. If ...
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37 1002594 issue 1 m172 variheat 3.4 plumbing installation the variheat should be connected as shown in section 3.0. If an existing heater is being retained then the variheat should be connected between the filter and the existing heater. Pool water connections on the machine are 1" bspm stubs. The ...
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38 1002594 issue 1 m172 variheat variheat aw system owner installation manual a. Flow meter method (see fig 3) ensure isolation valves ‘a’ and ‘b’ and bypass valve ‘c’ are fully open. Slowly close down bypass valve ‘c’ until correct flow rate (see section 5.0 variheat data sheet on page 56) is shown...
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39 1002594 issue 1 m172 variheat pool water schematic (standard) filter pump pool non return valve or loop sanitiser or chemical dosing position after calorex variheat flow setting pressure gauges method valve c calorex variheat ensure pool filtration pump selection allows for all system resistance ...
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40 1002594 issue 1 m172 variheat variheat aw system owner installation manual boiler w ater in ¾" bspm a w600/900 1" bspm on a w1200/1500 boiler w ater out ¾" bspm a w600/900 1" bspm on a w1200/1500 pool w ater in 1" bspm pool w ater out 1" bspm drain ¾" bspm air fil ter a cces s p anel service pane...
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41 1002594 issue 1 m172 variheat electrolytic corrosion will occur when dissimilar metals that are in contact with each other create a potential difference (voltage) between them. Sometimes, when separated by a conductive substance known as an electrolyte, the dissimilar metals will create a small v...
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42 1002594 issue 1 m172 variheat variheat aw system owner installation manual 3.6 electrical connections there are 3 cable glands in the electric box tray and two further knock-outs. Use the left hole for access to the power terminals. Use other available access points for the optional interface ter...
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43 1002594 issue 1 m172 variheat electrical safety it is important to ensure that all aspects of the installation comply with the latest i.E.T. Regulations. It is also important to ensure that any remote devices which terminate within the pool hall are of the type and voltage as specified in the i.E...
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44 1002594 issue 1 m172 variheat variheat aw system owner installation manual earth stud 1 3 5 6 4 2 2 1 e l1 mcb 3 5 4 6 l2l3 customer terminations to heater box. See notes in section 3.8 separate mains supply terminal blocks for resistance heater boxes layout single and three phase (no connection ...
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45 1002594 issue 1 m172 variheat 3.8 volt free terminals and remote access fir e alarm 230v a c (link if not used) 10 11 12 13 14 15 16 17 18 19 20 1 2 occupied/ unoccupied volt f ree remote on/off (link if not used) main f an f ault (link if not used) common (f use 800ma machine on f ault (t otal m...
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46 1002594 issue 1 m172 variheat variheat aw system owner installation manual fire alarm interface – terminals 1/2 for activating standby mode in the event of a fire alarm. To enable the variheat to run normally, the remote switch should be closed. To put the variheat into standby mode, the remote s...
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47 1002594 issue 1 m172 variheat customer’s external pump/filter time clock n l customer interface connections within the variheat terminal box 8 9 pool pump starter “pool pump run” demand – terminals 8/9 for control of the water pump that pumps through the variheat pool water circuit. If this pool ...
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48 1002594 issue 1 m172 variheat variheat aw system owner installation manual “remote damper” control – terminals 63/64/65 for control of a remote damper when advanced frost protection is active. These are volt free contacts rated at 150ma at 230v. Contacts close when advanced frost protection is ac...
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49 1002594 issue 1 m172 variheat 3.10 bms connection (building management system) m172 rs485-2 connection block + - gnd rj45 plc ethernet port in addition to screen mirroring to the touchscreen (see section 2.2), the following options for connecting a bms are included as standard. modbus/rtu bac...
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50 1002594 issue 1 m172 variheat variheat aw system owner installation manual 3.11 optional remote sensor box a remote sensor box is available allowing the air temperature and humidity sensors to be mounted in the pool hall. This may be beneficial if the sensors located within the variheat cabinet a...
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51 1002594 issue 1 m172 variheat when the variheat leaves the calorex factory it is fully tested and is ready to operate when connected to the correct power supply, services and ductwork. The default settings allow the variheat to be powered and started safely, provided the pre-commissioning checkli...
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52 1002594 issue 1 m172 variheat variheat aw system owner installation manual heat pump p check: are all heat exchangers in good condition? P check: is condensate connected correctly? P record: confirm refrigeration operating pressures. Controls p check – function of touchscreen. P check and record ...
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53 1002594 issue 1 m172 variheat power circuit single phase to fire alarm relay power circuit three phase with three phase fan power circuit three phase with single phase fan a2 27 28 45 46 +10v vs p gnd res. Hea ter control if fitted fan motor l n control circuit control circuit breaker 4a compress...
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54 1002594 issue 1 m172 variheat variheat aw system owner installation manual blue blue/w hite bro w n rela y 3 fuse 91 800ma cap off unused cables hmi screen fuse 92 160ma 21 22 compressor contactor.
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55 1002594 issue 1 m172 variheat blue blue/w hite bro w n rela y 3 fuse 91 800ma cap off unused cables hmi screen fuse 92 160ma 21 22 compressor contactor.
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56 1002594 issue 1 m172 variheat variheat aw system owner installation manual 5.0 variheat data sheet specifications units aw600a aw600b aw900a aw900b aw1200a aw1200b aw1500b dehumidification heat pump dehumidification 30°c/60% rh total at 18°c dew point (summer) - if fresh air option fitted total a...
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57 1002594 issue 1 m172 variheat 5.1 lphw air heater correction factors 0 20 40 60 80 100 120 45 50 55 60 65 70 75 80 tu pt uo det ar f o % lphw flow temperature °c air heater performance correction standard lphw standard lphw 0 20 40 60 80 100 120 140 45 50 55 60 65 70 75 80 tu pt uo det ar f o % a...
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58 1002594 issue 1 m172 variheat variheat aw system owner installation manual 6.0 dimensions 600/900 vertical, upflow versions 333 615 698 alternativ e supply air positions 1017 289 variheat without optional modules 60 supply air to pool hall lphw in ¾" bspm lphw out ¾" bspm pool water in 1" bspm po...
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59 1002594 issue 1 m172 variheat mains in through diameter 25mm 2 off 289 service panel service panel service panel electric box assembly 662 air filter access panel 50 service panel 540 56 100 160 1530 355 air off sealing duct 817 standar d machine configuration 108 115 180 75 75 824 60 333 alterna...
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60 1002594 issue 1 m172 variheat variheat aw system owner installation manual 600/900 horizontal versions lphw in ¾" bspm lphw out ¾" bspm pool water in 1" bspm pool water out 1" bspm drain ¾" bspm variheat without optional modules 289 60 698 service panel 1273.70 electric box assembly service panel...
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61 1002594 issue 1 m172 variheat fr esh air box air filter access panel variheat with f resh air, negativ e pr essur e box and/or resistance heater module resistance heater box (if r eqd) in this position only service panel electric box assembly service panel supply air to pool hall variheat without...
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62 1002594 issue 1 m172 variheat variheat aw system owner installation manual 698 cabinet 1354 cabinet 171 355 698 33 33 400 71 627 cabinet foot floor duct spigot supplied 71 171 355 683 33 33 222 355 800 33 33 200 400 71 729 800 cabinet 71 222 355 784 1558 cabinet 33 33 floor duct spigot supplied f...
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63 1002594 issue 1 m172 variheat 1200/1500 vertical, upflow versions service panel return air f rom pool hall 160 662 56 772 air filter access panel 50 1718 100 289 60 800 service panel service panel service panel service panel 333 supply air to pool hall 692 800 alternativ e supply air positions 11...
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64 1002594 issue 1 m172 variheat variheat aw system owner installation manual 1200/1500 vertical, downflow versions supply air sealing duct 333 supply air to pool hall alternativ e supply air positions 400 return air f rom pool hall 692 800 356 289 resistance heater module fr esh air box service pan...
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65 1002594 issue 1 m172 variheat 1200/1500 horizontal versions variheat without optional modules 289 60 800 service panel 1479 113 electric box assembly service panel return air f rom pool hall 160 662 56 772 air filter access panel 50 service panel 333 supply air to pool hall 692 800 289 fr esh air...
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66 1002594 issue 1 m172 variheat variheat aw system owner installation manual variheat without optional modules service panel electric box assembly service panel air filter access panel service panel fr esh air box service panel air filter access panel service panel variheat with f resh air, negativ...
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67 1002594 issue 1 m172 variheat 7.0 variheat configurations the variheat 3 can be supplied in a range of physical configurations. Variheat without fresh air module electric box electric box variheat without f resh air module return air return air from pool hall return air return air return air retu...
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68 1002594 issue 1 m172 variheat variheat aw system owner installation manual variheat with fresh air module return air from pool hall supply air to pool hall electric box variheat with f resh air module return air supply air electric box return air supply air electric box return air supply air elec...
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69 1002594 issue 1 m172 variheat variheat with fresh air module and electric heater module electric box electric box return air electric box variheat with electric air heater module & f resh air module heater module supply air heater module heater module heater module heater module heater module hea...
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70 1002594 issue 1 m172 variheat variheat aw system owner installation manual the following exclusions apply to the warranty given by calorex heat pumps ltd. No claims will be accepted if : 1. The heat pump is incorrectly sized for the application. 2. The heat pump is installed in any way that is no...
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71 1002594 issue 1 m172 variheat.
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72 1002594 issue 1 m172 variheat calorex heat pumps limited, the causeway, maldon, essex cm9 4xd, united kingdom t. +44 (0)1621 856611 e. Sales@calorex.Com www.Calorex.Com.