AC32 - VEAB Heat Tech AB
Contents
1. uue e AAS a AOL 0 YOSNAS 1 1 1 1 1 1 1 1 L UOISJ8A Z 0 AC32 PAMLK 16 AC32 ZZVEAB AC32 NB We reserve us from typographical errors and the right to make changes and improvements to the contents of this manual without prior notice VEAB Heat Tech AB Visitors adress Org no F skatt Postal Cheque Service Fax Phone Box 265 Stattenavagen 50 556138 3166 48 5108 5 Int 46 451 410 80 Int 46 451 485 00 5 281 23 Hassleholm Delivery adress VAT no Bank Transfer E mail Website SWEDEN Angdalavagen 4 SE556138316601 926 0365 veab veab com www veab com 182. 2 Installation and maintenance instruction for air curtains IMPORTANT Read these instructions before the product is installed and used Save the instructions for future 0 2 Art nr 172784 01 AC32 Assembly and operating instructions Safety For all installations of electrically heated products should a residual current circuit breaker 300 mA for fire protection be used Keep the areas around the air intake and exhaust gril les free from possible obstructions CAUTION During operation the surfaces of the unit can be hot The unit must not be fully or partially covered with clothing or similar materials as overheating can result in a fire risk E The appliance can be used by children aged from 8 years and above and by persons children included with reduced physical sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved Children shall not play with the appliance Cleaning and user maintenance shall not be made by children without supervision Children of less than 3 years of age should be kept away unless continuously supervised Children aged from 3 years and less than 8 years shall only switch on off the appliance provided that it has been placed or installed in its intended normal o
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4. accordance with the latest edition of IEE wiring regulations The control system is pre installed in the air curtain Unit without heating Connected via the built in control board with 1 5 m cord and plug Unit with water heating Connected via the built in control board with 1 5 m cord and plug Unit with electrical heating The electrical connection is made on the top of the unit See Fig 2 Power supply for heat 400V3N should be connected to a terminal block in the terminal box 2 metre and longer units require dual power supplies The largest cable diameter for the terminal block is 16 mm The cable glands used must meet the protection class requirements In the distribution board it is to be indicated that the air curtains can be supplied from more than one connection See wiring diagrams Output Voltage Minimum area Type kW V mm AC32 10 E08 8 400V3N 2 5 AC32 15 E12 12 400V3N 4 AC32 20 E16 16 400V3N 6 Dimensioning of external wiring shall comply with applicable regulations and local deviations may occur Start up E When the unit is used for the first time or after a long period of disuse smoke or odour may result from dust or dirt that has collected on the element This is completely normal and disappears after a short time Connecting the water coil W The installation must be carried out by an authorised installer The water coil has copper tubes wi
5. 77 GZ 09c 2 pcs 2 pcs AC32 10 AC32 15 11 Fig 6 Mounting with wall brackets AC32 Mounting accessories Ceiling mounting bracket for 1 and PA2PF15 15 5 unit 3 2 10 AC32 15 Pendulum brackets for unit mounting and ceiling bracket for mounting on the ceiling using hangers or threaded rods PA2PF20 Ceiling mounting bracket for 2 AC32 20 not included meter unit Threaded rods for 1 and 1 5 meter 15 unit Length 1 m AC32 10 AC32 15 Units 4 pcs Threaded rods for ceiling mounting Used with ceiling mounting brackets Threaded rods for 2 meter unit PA2PF PA34TR20 Length 1 AC32 20 Units 6 pcs Pendulums for 1 and 1 5 meter unit Pendulum brackets for mounting the unit PA2P15 Length 1 2 10 2 15 suspended from the ceiling The Units 2 pcs pendulum brackets are covered by a white plastic duct to hide the cables The brackets may be cut to the desired length Pendulums for 2 meter unit should shorter suspension heights than 1 PA2P20 Length 1 32 20 m be desired Used with ceiling mounting Units 3 pcs brackets PA2PF Optional features Door switch control with a special remote control for the Auto mode With a door switch and operating in Auto mode the PL2DR Door switch with remote control AC32 fan starts stops with the door open closed The automatic system enables selection of maintenance heating w
6. above Replacing the water coil W Shut off the water supply to the unit Disconnect the connections to the water coil Detach the plastic ends Detach the intake grille by drilling out the rivet s Remove the mounting screws securing the coil in the unit and lift the coil out 6 Install the new coil in reverse order to the above xg Draining the water coil W The drain valve is on the underside of the coil on the connector side It can be accessed via the front hatch Trouble shooting If the fans are not working or do not blow properly check the following The functions and settings of the built in control system That the intake grille filter is not dirty If there is no heat check the following The functions internal sensor and settings of the built in control system For units with electrical heating also check the following Power supply to electric heater coil check fuses and circuit breaker if any That the overheat protection for the motors has not been deployed For units with water coil also check the following That the water coil is air free That there is enough water flow That incoming water is heated enough If the fault cannot be rectified please contact a qualified service technician Residual current circuit breaker E When the installation is protected by means of a residual current circuit breaker which trips when the appliance is connected this may be due to
7. an cleaning is necessary The level of cleaning can vary depending on local condi tions Undertake cleaning at least twice a year Inlet and exhaust grilles impeller and elements can be vacuum cleaned or wiped using a damp cloth Use a brush when vacuuming to prevent damaging sensitive parts Avoid the use of strong alkaline or acidic cleaning agents Overheating The air curtain unit with electric heater is equipped with an overheat protector If it is deployed due to overhea ting reset as follows 1 Disconnect the electricity with the fully isolated switch 2 Determine the cause of overheating and rectify the fault 3 Remove the front hatch Press the red button located inside the air curtain unit at the inner gable of the connection box 5 Reattach the front hatch and connect the unit again All motors are equipped with an integral thermal safety cut out This will operate stopping the air curtain should the motor temperature rise too high The cut out will automatically reset when the motor temperature has returned to within the motor s operating limits Temperature control See control pages 2 Replacing heating elements heating package E 1 Mark and disconnect the cables to the heating elements package 2 Remove the mounting screws securing the heating elements package in the unit and lift the heating elements package out 3 Install the new heating elements package in reverse order to the
8. d using the remote control If the temperature exceeds 50 the fan runs at full speed for 2 minutes to vent out the heat if the tempe Push em rature rises above 50 C again during the following 5 minutes overheating alarm is deployed red LEDs and flash and all the buttons are locked 1 Disconnect the electricity with the fully isolated in 5 seconds 2 switch 2 Determine the cause of overheating and Fan and heatings steps are tested in 10 second intervals rectify the fault which is indicated by lighted LEDs When the test is 3 Connect the unit again completed all LEDs will flash for 30 seconds 2 DN20 3 4 1046 1556 2046 zs outside thread LO CN 10 459 _ 87 500 157 El 5 3 Te DN20 3 4 153 500 500 157 153 500 500 157 Fig 1 AC32 X VEAB Gland 017 5 Gland 175 932 5 Knock out 025 5 Knock out 020 5 Gland _________________ 7 Fig 2 Fig 3 Open the unit ZZVEAB Heat Tech AB AC32 Minimum distance o Fig 4 30 mm 60 mm Fig 5 Mounting with wall brackets AC32 8 3x i ELZ 016 0077
9. hen the door is closed Provides a potential free alarm connection PAMLK AC32 when thermal contact is triggered in the motor Installed in the air curtain Control valves for water systems optional Connection VOS15LF DN15 VOS15NF DN15 VOS20 DN20 VOS25 DN25 VOT15 DN15 VOT20 DN20 VOT25 DN25 12 PA34TR PA2P SHUM 0 20206 eww peu monea OOO euum ebueio wolleA peu voore ung yen Lo Lg PIN fiL N Tui W pri Ama innu N 7 PED TIT 18 e LI 1 SA Fg 551 22 2 E WS 1 m E ui 1 5 Ut w go d 42a Jt LIA qmm d WW di ew mer TINI 1 P vt J 4 1 1 LJ 1 tot 1 WX T D cm roo Ld E CL 4 2 4 UOISJ8A Z 10 AC32 10 A AC32 15 A AC32 20 A AC32 Heat Tech AB
10. ir flow direction and fan speed may need fine adjustment depending on the loading of the door Filter W The fan speed when the door is open is set using the control Note that the air flow direction and fan speed may need fine adjustment depending on the loading of the door Service repairs and maintenance For all service repair and maintenance first carry out the following 1 Disconnect the power supply 2 The front hatch is removed by removing the screws on the top of the unit and then detach the bent edge at the bottom Fig 3 3 After the service repair and maintenance reattach the front hatch Place the hatch at the lower edge with the bent edge and fasten on top with screws 4 Note that when carrying out work where the end is removed the outlet grille also detaches Maintenance Unit with water heating The appliance filter should be cleaned regularly to ensure the air curtain effect and the heat emission from the device How often depends on local circumstances A clogged filter is not a risk but the appliance function can fail 1 Disconnect the power supply 2 The front hatch is removed by removing the screws on the top of the unit and then detach the bent edge at the bottom Fig 3 3 Remove the filter and vacuum clean or wash it If the filter is clogged or damaged it may need to be changed All units Since fan motors and other components are maintenance free no maintenance other th
11. moisture in the heating element When an appliance containing a heater element has not been used for a long period or stored in a damp environment moisture can enter the element This should not be seen as a fault but is simply rectified by connecting the appliance to the main supply via a socket without a safety cut out so that the moisture can be eliminated from the element As a preventive measure the unit should occasionally be run for a short time when it is not being used for extended periods of time AC32 Controls The air curtain has an integrated control system and can be remotely controlled ESV 230V Black Actuator 50230 g Brown remove the quick Blue connector PL2DR accessory External on off 1 Eg switch External potential free closure off OFF I ON OFF Factory setting dip switches Unit without hea Factory setting dip switches Unit with water ting or with electrical heating heating Dip switch 3 is used for PL2DR optional Dip switch 3 is used for PL2DR optional AC32 ZZVEAB Fan step 1 2 3 Heat step Electric Half full power Water On off 1 LED On off Control panel Units with electric heating and water heating Fanstep 1 2 3 On off Control panel Units with no heat e BD o Remote control on off fan steps and heating steps Functional test Temperature control Functional test is starte
12. pera ting position and they have been giving supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved Children aged from 3 years and less than 8 years shall not plug in regulate and clean the appliance or perform user maintenance General Instructions Read these instructions carefully before installation and use Keep this manual for future reference The product may only be used as set out in the assembly and operating instructions The guarantee is only valid if the product is used in the manner intended and in ac cordance with the instructions Application AC32 is a compact air curtain with a recommended installation height of 3 2 metres air curtain has integrated control system and can be remotely controlled The air curtain is available without heat with electrical heating and with water heating Protection class for units with electrical heating IP20 Protection class for units without heating and units with water heating IP21 Operation Air is drawn in at the top of the unit and blown out downwards so that it shields the door opening and mi nimizes heat loss To achieve the optimum curtain effect the unit must extend the full width of the door opening The grille for directing exhaust air is adjustable and is normally angled outwards to achieve the best protection against incoming cold air The efficiency of the air curtain depends on the ai
13. r temperature pressure differences across the doorway and any wind pressure NOTE Negative pressure in the building considerably reduces the efficiency of the air curtain The ventilation should therefore be balanced Mounting The air curtain unit is installed horizontally with the supply air grille facing downwards as close to the door as possible Minimum distance from outlet to floor for elec trically heated units is 1800 mm For other minimum distances see fig 4 Brackets and torx bit are enclosed in the gable end packaging upon delivery Mounting with wall brackets fig 6 1 Mount the brackets on the wall see fig 6A and dimension drawing fig 1 If the wall is uneven the brackets must be compensated for this 2 Hook on the unit at the lower edge of the brackets Fig 6B C 3 Bend the top of the console over the unit and slide the units screws along the rail into the slots on the consoles Fig 6D When the bracket is bent once it must be replaced if bent back more than 45 4 Lock the nuts against the brackets Fig 6E Horizontal mounting on the ceiling Threaded rods hanging brackets and ceiling mounting brackets for ceiling mounting are available as accessories see accessories pages and separate manuals AC32 Electrical installation The installation which should be preceded by an om nipolar switch with a contact separation of at least 3 mm should only be wired by a competent electrician and in
14. th aluminium fins and is suitable for connection to a closed water hea ting system The heating coil must not be connected to a mains pressure water system or an open water system Note that the unit shall be preceded by a regulating valve see VEAB valve kit The water coil is connected on top of the unit via steel pipes with DN20 3 4 terminals external thread Flexible hoses are available as accessories see acces sories pages The connections to the heating coil must be equipped with shut off valves to allow problem free removal Water coil is equipped with a drain valve A vent valve should be connected at a high point in the pipe system Air valves are not included NOTE Care must be taken when connecting the pipes Use a wrench or similar to hold the air curtain connections to prevent straining of the pipes and subsequent water leakage during connection to water supply pipe work AC32 Adjustment of the air curtain and air flow The direction and speed of the air flow should be ad justed considering the load on the opening Pressure forces affect the air stream and make it bend inwards into the premises when the premises are heated and the outdoor air is cold The air stream should therefore be directed outwards to withstand the load Generally speaking the higher the load the greater the angle that is needed Basic setting fan speed The fan speed when the door is open is set using the control Note that the a
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