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DA 60-820

Technical User Guide

2 Product survey

With roof cap

Attic space

Above roof

Lead-through

Attic/section

Inlet

Summary of Contents for DA 60-820

Page 1: ...5 2022 03 29 English For other language variants of this document we refer to Español Para otras variantes del idioma de este documento visite Français Pour les versions dans d autres langues de ce document veuillez consulter http docs skov com 1249 ...

Page 2: ......

Page 3: ...ve No 98 58 EU an alarm system must be installed in all mechanically ventilated houses We would like to draw your attention to the fact that the product liability clause of general terms and conditions of sale and delivery specifies that an alarm system must be installed Note All rights belong to SKOV A S No part of this manual may be reproduced in any manner whatsoever without the expressed writt...

Page 4: ...ing sheet in a sandwich panel roofing sheet construction 25 3 13 Roof duct in roof 27 3 13 1 Flat roofing sheet in a corrugated steel plate construction ridge 28 3 13 2 Flat roofing sheet in a corrugated steel plate construction side 29 3 13 3 Check if the top is level 31 3 14 Mounting the roof cap 31 3 15 Mounting the duct unit on the roofing sheet 33 3 16 Mounting storm protection kit on roof du...

Page 5: ...ly isolator 49 4 5 3 Letter code 49 4 6 Cable plans and circuit diagrams 50 4 6 1 DA 820 LPC 230V 50 4 6 1 1 Cable plan 50 4 6 1 2 Terminals in LPC 230 V fan 50 4 6 1 3 Circuit diagram 51 4 6 2 Recirculation fan 52 4 6 2 1 Cable plan 52 4 6 2 2 Connection in connection box 52 4 6 2 3 Circuit diagram 53 4 6 2 3 1 ON OFF 53 4 6 2 3 2 Stepless 54 5 Maintenance instructions 55 5 1 Cleaning 55 5 2 Recy...

Page 6: ...e way round the unit to ensure uniform distribution of air throughout the house When installing an air diffusion fan an equal pressure system with an output up to 25800 m3 h at 0 Pa per unit is achieved The DA 60 820 is equipped with a recirculation fan that ensures the required air jet range even though the amount of inbound air is reduced The system can be set to the air jet range required for t...

Page 7: ...DA 60 820 Technical User Guide 7 2 Product survey With roof cap Attic space Above roof Lead through Attic section Inlet ...

Page 8: ... DA 820 roof duct black Used for roof ducts in roof outlet cone assembly and for wall exhaust units Supplied with screws bit and DA 820 mounting guide 434604 DA 820 duct 750 mm gray 434605 DA 820 duct 750 mm black Duct without fan suspension Supplied with screws 434652 DA 820 supporting ring Use it if there are more than 1 5 meters of duct above the roof and you use one supporting ring for each co...

Page 9: ...differ ent versions in terms of roofing sheet types and pitches 434644 DA 820 roof sheet ridge gray 434645 DA 820 roof sheet ridge black The roofing sheet is used for mounting on the ridge and is available in dif ferent pitches 434093 DA 600 DA 820 kit for closure of water outlet Used if water outlet is not required Includes Bostik rear stop 20 mm and Sikaflex AT Connection gray 600 ml 2 3 Attic s...

Page 10: ...vicing of fan Supplied with fan suspension and screws 433465 DA 60 820 anchorage for duct Used for lead through in the ceiling i e where the ceiling does not go all the way up to the ridge Supplied with mounting set 445038 DA 820 LPC 12 fan UV 230V1 50 60Hz The motor controller is to receive a 10 0 V signal Motor 1 2 kW The fan comes with a 2 meter cable for the wiring between motor and motor cont...

Page 11: ...ed to counteract con densation 433520 DA 60 920 outlet funnel Free Flow black The outlet funnel and the bottom plate are made from polyurethane with a material thickness of 30mm to counteract condensation Always remember to order DA 60 920 exhaust Free Flow accessories 433519 433519 DA 60 920 exhaust Free Flow accessories Pulling system and wire is delivered unassembled 433521 DA 60 920 intermedia...

Page 12: ...ing or if free air direction is used a recirculation fan may lessen the effect of inappropriate down draft Complete with recirculation fan capacitor and connection box The recirculation fan is delivered unassembled 433467 DA 920 insulation duct 1000 mm black 433468 DA 920 insulation duct 1500 mm black Used for insulation of ducts in a livestock house Supplied with cable ties ...

Page 13: ...easures must be taken to avoid damage to the exhaust units and wall exhausts 3 1 Recommended tools A list of the recommended tools for mounting purposes can be seen below Item Description Cordless drill Screwdriver bits Drill kit Sealant gun Hammer Utility knife Crowbar Marker pens Tape measure Power shears Combination spanner Saw ...

Page 14: ...DA 60 820 14 Technical User Guide Item Description Hammer drill Jigsaw Ladder Screwdriver Adjustable spanner Socket wrench set Allen key Water pump pliers Spirit level Try square ...

Page 15: ...exhaust unit is placed minimum 0 5 m under DA 60 820 if possible to reduce the risk of direct shortcut of air between the two units Min 0 5m C 60 of F C 40 of F F Place DA 60 820 as follows in livestock houses with a sloping ceiling F is divided by 40 to D F is diviced by 60 to C Make sure to comply with the distance requirement of at least 1 5 m from the edge of the outlet funnel and hori zontall...

Page 16: ... the house At the gables the units are placed further away than half the distance between the remaining units Check that all DA 60 820 units can be placed freely in relation to other equipment that might be fitted after wards such as feed hoist water etc all still in accordance with the agreement with the builder Pay attention to the diameter of ducts used for the DA 60 820 units when lifting them...

Page 17: ... the duct unit on the roofing sheet 33 Mounting roof sheet 25 Roof duct in roof 27 Foaming and sealing of the duct unit 35 Mounting the duct 19 Mounting of roof duct and duct 20 Lead through in ceiling 22 Mounting the insulation 40 Mounting the fan 21 Mounting adapter on the duct 37 Mounting the outlet funnel on the adapter 35 Mounting the intermediate and bottom plate 37 Mounting the recirculatio...

Page 18: ...ting in the attic 23 Mounting the duct 19 Lead through in ceiling 22 Mounting the insulation 40 Mounting the fan 21 Mounting adapter on the duct 37 Mounting the outlet funnel on the adapter 35 Mounting the intermediate and bottom plate 37 Mounting the recirculation fan 39 ...

Page 19: ...sequent ducts are mounted the longi tudinal joint must be offset one quarter of a turn so that the ducts retain their round shape 3 7 1 Shortening ducts Mark where to cut the duct then saw off the superfluous part Saw off the thickening of the longitudinal labyrinth joint from the top and 40 mm downwards A shortened duct must not be used for fan suspension ...

Page 20: ...ical User Guide Mount he shortened part on the other duct using eight 6x23 mm screws 3 8 Mounting of roof duct and duct Press duct and roof duct hard together until a click sounds Mount the duct using four 6x23 mm screws ...

Page 21: ...asure and make a marking 55 mm from the marked positions Mount the 4 fan suspensions with 6x23 screws on the new marked positions Be careful not to over tighten the screws The DA 820 fan must face the fan blades upward Position the legs of the fan in the four fan suspension units Fasten all 4 fan supports using cable ties around the fan suspension and rubber suspension ...

Page 22: ...of pitch Ceiling pitch 0 5 10 15 20 25 30 35 40 45 Measurement A in mm 832 835 845 861 885 918 961 1016 1086 1177 Plastic membrane vapor barrier Hang up a plumb bob mark the center place the tem plate and mark up for the hole The hole should be cut 30 mm smaller at the plastic membrane vapor barrier see arrow in order to ensure a good seal Finish with a joint between the duct and the ceiling in th...

Page 23: ...mm Insulation Wooden frame Joist Mount a wooden frame in the ceiling around the hole in which the anchorage can be attached Mark up and drill 2 holes for each of the 4 anchorages with a 6 2 mm drill Mount the 4 anchorages on the duct with 8 bolts M6x25 washers and screws Mount the anchorages on the wooden frame ...

Page 24: ...nical User Guide 3 11 2 Mounting the bell mouth Saw the flange of the duct Mount the bell mouth onto the duct using 8 screws 6x23 3 11 3 Mounting the net Mount the net onto the bell mouth using 3 screws 6x23 and washers ...

Page 25: ...he existing roofing sheet Mount the upper part of the roofing sheet by using one screw in each crest 3 12 2 Flat roofing sheet in a sandwich panel roofing sheet construction Place flat roofing sheet so that the sides do not collide with a crest of corrugation Measure the flat roofing sheets a and b Plot measurements on the sandwich roofing sheet Deduct 70 mm from the hole size b 70 mm at the top 7...

Page 26: ... flat roofing sheet can be slid 70 mm underneath the steel plate of the sandwich roofing sheet The flat roofing sheet now fits the size measured out Mark up the roof duct in the flat roofing sheet at the four holes Draw a straight line between the markers Drill a vertical hole in the center where the lines meet ...

Page 27: ...f pitch Ceiling pitch 0 5 10 15 20 25 30 35 40 45 Measurement A in mm 832 835 845 861 885 918 961 1016 1086 1177 Use a template that corresponds to the correct roof pitch Lift the roofing sheet to avoid sawing into it Saw a hole with a gentle pitch so that the hole is bigger on the roof Lift the roofing sheet make a joint on both sides and one at the bottom Place the roofing sheet on the joint sea...

Page 28: ...he top and bottom are closed with joint sealer 3 13 1 Flat roofing sheet in a corrugated steel plate construction ridge The roof duct requires a minimum of 832 mm space be tween the rafters Place the flat roofing sheet underneath the roof ridge Plot the outline of the roof duct Saw a hole using power shears or a jigsaw For the assembly of the flat roofing sheet see the follow ing section ...

Page 29: ...lat roofing sheet Make sure that the sides of the flat roofing sheet fit the bottom of a crest of corrugation Mark the crest of corrugation on the side so there is an edge of approx 5 mm Make oblique marking at the top so the flat roofing sheet can be slid underneath the corrugated steel plate Saw the hole using power shears or a jigsaw Cut an angle in the outer crests of corrugation at the bot to...

Page 30: ...laths and cor rugated steel plate Now push the roof duct so it reaches the corrugated steel plate Make joints on the sides Secure the roofing sheet at the sides Press the foam backer rod in between the flat roofing sheet and the corrugated steel plate at the top and at the bottom ...

Page 31: ...he top is level Check whether the top level is horizontal Use a spirit level A minimum cut of 50 mm is required to remove old holes Drill new holes It is possible to realign to a max of 460 mm which is equal to 3 degrees 3 14 Mounting the roof cap Use the drilling template for the 2 holes to be drilled for each of the 8 brackets Drill size 5mm Place the 2 rain screens on the roof duct ...

Page 32: ...e using 16 5x16 screws Place the 2 rain screens next to the pre drilled holes Mount the rain screen onto the bracket using 8 6x23 screws Roll the net until the internal dimension of the net is ø874 mm Mount 6 cable ties in order to maintain the dimension Place the net in the roof duct ...

Page 33: ...Guide 33 Pre drill 8 holes at the marked positions Drill size 5mm Mount the bracket on the roof cap using 8 5x16 screws 3 15 Mounting the duct unit on the roofing sheet The duct unit can now be put in place in the roofing sheet ...

Page 34: ...ounting storm protection kit on roof duct Always mount storm protection if more than two ducts are mounted above the roofing sheet 1 Drill four Ø8 5 mm holes between ribs in the roof duct Mount eye screws and washers on the outside Mount large and small washers on the inside then mount the self locking nut and shackle 2 Mount four wires with turnbuckle and wire lock at both ends 3 Mount the turnbu...

Page 35: ... ensure a clean finish which does not give rise to moisture and is easier to clean 3 18 Mounting the outlet funnel on the adapter Mount screw M8x65 and nut Work as a safety stop Pull ø4 mm wire through the inner and outer telescope section and across the wire wheel Mount bracket with wire wheel on the outer telescope with 4 M8x16 screws and nuts ...

Page 36: ... must turn up wards Mount the outer telescope in the outlet fun nel and adapter with 4 M8x60 screws and nuts Drill a 10mm hole in the outlet funnel through the holes in the bracket The slot must point towards the upper edge of the wire wheel on the outer telescope section Pull the wire through the slot and around the wire wheel ...

Page 37: ...the next 4 holes in the adapter Drill size 6 2mm Mount 4 bolts M6x25 from inside duct and out into the adapter Mount 4 washers and nuts on the outside of the adapter 3 20 Mounting the intermediate and bottom plate 50 mm Mount 2 nuts M8 and washers Adjust the distance so that there is 50mm be tween the washer and the guide rod end Tighten the 2 nuts against each other ...

Page 38: ...ediate plate holes using washers and nuts Lift the intermediate plate and put the 4 guide rods into the 4 bushings Mount 4 spring pins in the 4 guide rod holes The inlet is now set to free air direction Mount the bottom plate on the inner telescope with 4 washers and nuts ...

Page 39: ...nd nuts The connection box is fixed to the plate with 2 5x20 screws For electrical connection see section Installation guide 44 Power to the recirculation fan should be supplied with a waterproof CE connector for removal during cleaning Mount the plate with recirculation fan on the bottom plate with 4 spacers M8x110 screws washers and nuts ...

Page 40: ...0 820 40 Technical User Guide 3 22 Mounting the insulation Saw the insulation duct to fit between adapter and roof Mount the 2 ducts on the adapter and click the together Mount 8 cable ties around the duct ...

Page 41: ...leeve so that the pull rod is level When the winch motor is entirely closed the pull rod must protrude 500mm out from the last pulley support opposite of the winch motor It is not necessary to use a coil spring There is a back pull of 15 25 kg from each air sup ply unit To set up a spring it should be pre tensioned according to the table below Type Pre tensioned with mm Outlet 80 Outlet and interm...

Page 42: ...ered and must be mounted on a solid level sur face In order to uphold protection classifications access and cooling the motor controller frequency converter must be positioned as shown in section Mounting distances for the motor controller frequency converter 42 3 24 2 Mounting distances for the motor controller frequency converter In order to ensure access of cables and cooling of the motor contr...

Page 43: ...between 40 C and 50 C Mount the motor controller as close to the fan as possi ble The 2 m cable included must not be extended However for the LPC fan 1x230 V a motor cable 230 V LPC 5 m can be ordered if the 2 m is not sufficient The controller can be mounted on a wooden plate fas tened to a rafter on the ceiling or directly on the chimney ...

Page 44: ... frequency converters function like any other electronic power converter by converting AC to DC As this conversion produces a non sinusoidal current the mains supply for the controller is affected by harmonic distortion The electrician or the user of the equipment must ensure possibly through contact with the supply company that the equipment is connected to a properly sized mains supply 4 1 2 Cab...

Page 45: ...nals U V W PE 2 Connection terminals for braking resistor not used 3 Connector for optional module 4 Terminal block for programming interface 5 RJ12 programming connector 2 x slave 1 x master 6 3 point strain relief for modbus cable 7 Power supply terminals for 1 phase L N PE and 3 phase L1 L2 L3 N PE ...

Page 46: ...DA 60 820 46 Technical User Guide 4 2 1 Terminals for power supply Power supply 3 x 400 V 3 x 230 V Power supply 1 x 230 V ...

Page 47: ...n from motor controller to fan motor 4 2 3 Signal terminals Not in use Not in use Ground Not in use Signal from controller Ground 10 0 V open 0 10 V GND Short circuit connection between terminal 7 and GND Stop open Start GND Short circuit connection between terminal 8 and GND Not in use Ground 4 2 4 Terminals on relay module accessories Relay module 445076 can be purchased as accessories Alarm NO ...

Page 48: ... controller frequency converter motor and the LED flashes red The built in alarm monitoring stops the motor controller frequency converter motor The alarm automatically resets if the error ceases and motor controller frequency converter motor starts Reset the alarm if the maximum number of restarts 5 x 60 min is exceeded Disconnect the mains voltage for more than 60 sec and the alarm will automati...

Page 49: ...icates structured methods for naming electrotechnical systems 4 5 1 Color code Letter Code Color Standard BK Black Color coding on wires are in accor dance with standard IEC 60757 Letter codes to identify colors used on drawings diagrams labelling etc BN Brown RD Red OG Orange YE Yellow GN Green BU Blue incl light blue VT Violet purple red GY Grey slate WH White PK Pink GD Gold TQ Turquoise SR Sil...

Page 50: ...se Protective motor switch Controller Contactor Fan Motor Power supply isolator Switch Motor con troller Cable 4 6 Cable plans and circuit diagrams 4 6 1 DA 820 LPC 230V 4 6 1 1 Cable plan LPC motor controller Controller Power supply isolator LPC fan 4 6 1 2 Terminals in LPC 230 V fan ...

Page 51: ...DA 60 820 Technical User Guide 51 4 6 1 3 Circuit diagram LPC motor controller Example of terminal number For correct connection see the setup menu Show connections in the controller LPC fan ...

Page 52: ...DA 60 820 52 Technical User Guide 4 6 2 Recirculation fan 4 6 2 1 Cable plan Controller Recirculation fan Connection box 4 6 2 2 Connection in connection box ...

Page 53: ...0 Technical User Guide 53 4 6 2 3 Circuit diagram 4 6 2 3 1 ON OFF Example of terminal number For correct connection see the setup menu Show connections in the controller Alarm Connection box Recirculation fan ...

Page 54: ...DA 60 820 54 Technical User Guide 4 6 2 3 2 Stepless Connection box Recirculation fan Connection box Alarm ...

Page 55: ...the in between function Wash when using a SKOV computer 2 Clean the ventilation duct Remember that fans do not stand high pressure cleaning 3 It is recommended that the fan run at 100 for at least one hour after cleaning in order to dry off any mois ture in the fan If the fan has a tailstock screw in the drain hole it can be removed in this hour Motor controller To ensure sufficient cooling keep t...

Page 56: ... the motor too high Check for motor errors Phase errors one or more phases in terrupted L1 L2 L3 Measure the voltage between the phases Blocked impeller Remove the blocking Wrong direction of rotation Invert the rotation direction Phase error on the motor supply U V W Measure the voltage going to the motor Internal communication error Replace LPC motor controller Reduced performance Flashes red Su...

Page 57: ... Max current consumption At 230 V AC supply A 6 65 Max input power P1 W 1525 CosPhi Φ Factor 0 99 Regulation ability 20 to 100 8 0 V Motor protection Thermal cutout PTO Built in current limiter in LPC motor control Use fuse in front of LPC motor control Interface Inputs A1 Analog fan speed V DC 10 0 default D1 Start Stop V DC 0 24 with internal pull up D2 Polarity analog input 0 10 V 10 0 V V DC 0...

Page 58: ... 0 Pa m3 h 23750 21150 25800 23000 Air output at 10 Pa m3 h 23050 20350 25100 22100 Air output at 20 Pa m3 h 22250 19650 24300 21400 Power consumption at 10 Pa W 1307 1346 1244 1336 Specific output at 10 Pa m3 kWh 18600 16150 21300 17500 Specific energy at 10 Pa Watt 1000 m3 h 53 7 62 46 9 57 1 Testing body SKOV A S Environment Temperature operation C 40 to 40 Start temperature C 40 to 50 Storage ...

Page 59: ...Storage temperature C 40 to 65 and protected against direct sunlight Ambient humidity operation RH 0 95 Shipment Bell mouth dimensions H x W x D mm 202 x 1010 x 1010 Roof duct dimensions H x W x D mm 451 x 970 x 970 Duct dimensions H x W x D mm 750 x 844 x 844 Bell mouth weight g 9370 Roof duct weight g 6012 Duct 750 mm weight g 10006 ...

Page 60: ... kg 24 5 DA 60 820 output DA 60 820 with interme diate plate DA 60 820 without inter mediate plate DA 60 820 ceiling with in termediate plate DA 60 820 ceiling without intermediate plate Air output at 5 Pa m3 h 4850 4750 5750 5550 Air output at 10 Pa m3 h 6850 6700 8100 7850 Air output at 20 Pa m3 h 9700 9500 11450 11100 Air output at 30 Pa m3 h 11850 11650 14050 13600 Air output at 40 Pa m3 h 137...

Page 61: ...8 Motor power input kW 1 437 Flow rate m3 s 7 0 Optimum pressure Pa 60 Total pressure Pa 135 Revolutions per minute RPM 1170 Pressure conditions 1 0 Recycling Disposal The product is designed to be recycled and customers will be able to deliver their used products to their local collection points recy cling centers in accordance with local instructions Environmental impact Components used to deter...

Page 62: ...DA 60 820 62 Technical User Guide 7 5 Dimensions 7 5 1 Motor controller 7 5 2 DA 820 LPC ...

Page 63: ...DA 60 820 Technical User Guide 63 7 5 3 Air inlet 7 5 4 Outlet ...

Page 64: ...604445 2022 03 29 en US Made in Denmark SKOV A S Hedelund 4 Glyngøre DK 7870 Roslev Tel 45 72 17 55 55 www skov com E mail skov skov dk ...

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