Skov DA 60-820 Technical User Manual
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Skov DA 60-820 Technical User Manual

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DA 60-820
Roof Inlet
Technical User Guide
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
604445 • 2022-03-29

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  • Page 1 DA 60-820 Roof Inlet Technical User Guide 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 3 Note • All rights belong to SKOV A/S. No part of this manual may be reproduced in any manner whatsoever without the expressed written permission of SKOV A/S in each case.

  • Page 4: Table Of Contents

    DA 60-820 1 Product description ............................ 6 2 Product survey ...............................  7 Above roof .......................... 8 Lead-through.......................... 9 Attic/section .......................... 9 Inlet............................ 11 3 Mounting guide.............................  13 Recommended tools........................  13 Installation examples.......................  15 3.2.1 Placement .......................... 15 3.2.2 Select adhesive air jet or free air direction.................  15 Placement in the livestock house ..................
  • Page 5 DA 60-820 4.1.2 Cabling in the exhaust unit...................... 44 4.1.3 Cabling into the LPC motor controller .................. 44 Connection in the LPC motor controller................ 45 4.2.1 Terminals for power supply...................... 46 4.2.2 Terminals for power supply of fan.................... 47 4.2.3 Signal terminals .........................

  • Page 6: Product Description

    25800 m /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.

  • Page 7: Product Survey

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

  • Page 8: Above Roof

    Supplied with a mounting set. 512084 DA 60-820 rain screen gray As standard DA 60-820 is supplied with 2 rain screens on the roof cap. Extra rain screens can be purchased if further reduction of ingress of rain- water and snow is required.

  • Page 9: Lead-Through

    Includes Bostik rear stop 20 mm and Sikaflex AT Connection, gray, 600 ml. 2.3 Attic/section 433466 DA 60-820 net for attic Protective nets are used when DA 60-820 ends in attics. Supplied with screws and washers. 434618 DA 820 bell mouth, gray 434619 DA 820 bell mouth, black A bell mouth is used where a swivel shutter is not required.
  • Page 10 Duct with door is used for servicing 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.

  • Page 11: Inlet

    Supplied with fan suspension and screws. Remember that ducts in the house must be insulated to counteract conden- sation. 433469 DA 60-820 adapter black Is used at the transition between DA 820 duct and DA 60-920 exhaust. Supplied with mounting set.
  • Page 12 DA 60-820 433522 DA 60-920 recirculation fan, black Current consumption 0.62 A. If there are large temperature differences, poor Coanda-effect by the ceil- ing, or if free air direction is used, a recirculation fan may lessen the effect of inappropriate down draft.

  • Page 13: Mounting Guide

    DA 60-820 3 Mounting guide If the DA 60- 820 is installed in areas with ice/snow slide risk, the necessary measures 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.
  • Page 14 DA 60-820 Item Description Hammer drill Jigsaw Ladder Screwdriver Adjustable spanner Socket wrench set Allen key Water pump pliers Spirit level Try square Technical User Guide...

  • Page 15: Installation Examples

    DA 60-820 3.2 Installation examples Inspect the building in relation to the drawing, paying attention to the position of DA 60-820, roof pitch and roof type. 3.2.1 Placement If the fresh air is coming from the open, the inlet must be placed above the ridge to minimize the external im- pact of the air inlet.

  • Page 16: Placement In The Livestock House

    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.

  • Page 17: General Drawing With Roof Cap

    DA 60-820 3.5 General drawing with roof cap General drawing with references for using the various parts. Mounting the roof cap [} 31] Mounting storm protection kit on roof duct [} 34] Mounting the duct unit on the roofing sheet [} 33] Mounting roof sheet [} 25] Roof duct in roof [} 27]...

  • Page 18: General Drawing In The Attic

    DA 60-820 3.6 General drawing in the attic Mounting 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]...

  • Page 19: Mounting The Duct

    DA 60-820 3.7 Mounting the duct Assemble the duct by applying slight pressure in order to engage the labyrinth joint. When several subsequent ducts are mounted, the longi- tudinal joint must be offset one quarter of a turn so that the ducts retain their round shape.

  • Page 20: Mounting Of Roof Duct And Duct

    DA 60-820 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: Mounting The Fan

    DA 60-820 3.9 Mounting the fan Ducts with fan suspension are most often placed as the bottom duct immediately before the air supply unit. Measure and make a marking 55 mm from the marked positions. 55 mm Mount the 4 fan suspensions with 6x23 screws on the new marked positions.

  • Page 22: Lead-Through In Ceiling

    DA 60-820 3.10 Lead-through in ceiling Make a request for paper templates from the SKOV Service Department to facilitate the cutting. Use a template that corresponds to the correct roof pitch. Ceiling pitch 1016 1086 1177 Measurement A in mm Hang up a plumb bob, mark the center, place the tem- plate and mark up for the hole.

  • Page 23: Mounting In The Attic

    DA 60-820 3.11 Mounting in the attic 3.11.1 Mounting the anchorage Insulation Wooden Joist frame Mount a wooden frame in the ceiling around the hole in which the anchorage can be attached. 850 mm Mark up and drill 2 holes for each of the 4 anchorages with a 6.2 mm drill.

  • Page 24: Mounting The Bell Mouth

    DA 60-820 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: Mounting Roof Sheet

    DA 60-820 3.12 Mounting roof sheet 3.12.1 Roofing sheet in a corrugated roofing sheet construction Remove a roofing sheet, which completely or partly matches the chimney roofing sheet and detach the over- lying sheet. Place the roofing sheet and check if there is sufficient passage for the duct at measurement D.
  • Page 26 DA 60-820 Use a crowbar to loosen the steel plate of the sandwich roofing sheet, so the 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.

  • Page 27: Roof Duct In Roof

    DA 60-820 3.13 Roof duct in roof Make a request for paper templates from the SKOV Service Department to facilitate the cutting. Use a template that corresponds to the correct roof pitch. Ceiling pitch 1016 1086 1177 Measurement A in mm Use a template that corresponds to the correct roof pitch.

  • Page 28: Flat Roofing Sheet In A Corrugated Steel Plate Construction, Ridge

    DA 60-820 Mount the flat roofing sheet using screws. Complete the jointing of the flat roofing sheet using joint sealer. Make sure that the crests of corrugation at the 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.

  • Page 29: Flat Roofing Sheet In A Corrugated Steel Plate Construction, Side

    DA 60-820 3.13.2 Flat roofing sheet in a corrugated steel plate construction, side The roof duct requires a minimum of 832 mm space be- tween the rafters. Drill through the roofing sheet at the bottom of the lath the flat roofing sheet is to be mounted on.
  • Page 30 DA 60-820 Slide the flat roofing sheet in between the 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.

  • Page 31: Check If The Top Is Level

    DA 60-820 Secure the flat roofing sheet at the top and bottom. Seal the sides at the top. Cut away any lath that may be obstructing the roof duct. 3.13.3 Check if the top is level Check whether the top level is horizontal. Use a spirit level.
  • Page 32 DA 60-820 Mount 8 brackets on the roof duct from the outside 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.

  • Page 33: Mounting The Duct Unit On The Roofing Sheet

    DA 60-820 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: Mounting Storm Protection Kit On Roof Duct

    DA 60-820 Mount the duct unit so that the pins (A) on the lower duct are lengthwise and transversely in the house and not 45° to the side, as the bell mouth and swivel shutter can oth- erwise not be mounted correctly.

  • Page 35: Foaming And Sealing Of The Duct Unit

    DA 60-820 3.17 Foaming and sealing of the duct unit Foam the duct unit to ensure insulation. Finally, finish the sealing to 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.
  • Page 36 DA 60-820 Mount bracket for wire wheel on adapter with 4 M8x16 screws and nuts. The thread on the screws must turn up- wards. Mount the outer telescope in the outlet fun- nel and adapter with 4 M8x60 screws and nuts.

  • Page 37: Mounting Adapter On The Duct

    DA 60-820 3.19 Mounting adapter on the duct Remove the 4 protuberances on the duct. Mount 4 6x23 screws from adapter and into the duct. Drill up the next 4 holes in the adapter. Drill size 6.2mm. Mount 4 bolts M6x25 from inside duct and out into the adapter.
  • Page 38 DA 60-820 Mount the guide rods in the 4 intermediate 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.

  • Page 39: Mounting The Recirculation Fan

    DA 60-820 3.21 Mounting the recirculation fan Mount the recirculation fan on the plate with 4 M6x90 screws, washers and nuts. The connection box is fixed to the plate with 2 5x20 screws. For electrical connection see section Installation guide [} 44].

  • Page 40: Mounting The Insulation

    DA 60-820 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. Technical User Guide...

  • Page 41: Mounting The Pull Rod/Suspension

    DA 60-820 3.23 Mounting the pull rod/suspension The number of meters of pull rod is mea- sured. The pull rods are assembled with splicing sleeve and by the end closest to the winch motor an eye joiner is fitted, this is where the DA 60 mounting set for winch motor is mounted.

  • Page 42: Mounting The Motor Controller

    DA 60-820 3.24 Mounting the motor controller Incorrect mechanical mounting can result in overheating and reduced performance. 3.24.1 Position of motor controller/frequency converter Motor controller/frequency converter must not be built-in or covered and must be mounted on a solid, level sur- face.

  • Page 43: Position Of Motor Controller

    DA 60-820 3.24.3 Position of motor controller The motor controller is positioned so that the ambient temperature is 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.

  • Page 44: Installation Guide

    DA 60-820 4 Installation guide 4.1 Electrical connection Installation, servicing and troubleshooting of all electrical equipment must be carried out by quali- fied personnel in compliance with the applicable national and international standard EN 60204-1 and any other EU standards that are applicable in Europe.

  • Page 45: Connection In The Lpc Motor Controller

    DA 60-820 4.2 Connection in the LPC motor controller Motor connection terminals (U, V, W, PE) Connection terminals for braking resistor (not used) Connector for optional module Terminal block for programming interface RJ12 programming connector (2 x slave / 1 x master)

  • Page 46: Terminals For Power Supply

    DA 60-820 4.2.1 Terminals for power supply Power supply 3 x 400 V / 3 x 230 V. Power supply 1 x 230 V. Technical User Guide...

  • Page 47: Terminals For Power Supply Of Fan

    DA 60-820 4.2.2 Terminals for power supply of fan Remember to strip the cable so that the protective shield from the fan can be connected to the motor controller during mounting under the rail. Connection from motor controller to fan motor.

  • Page 48: Led Indication On The Motor Controller/Frequency Converter

    DA 60-820 4.3 LED indication on the motor controller/frequency converter The motor controller/frequency converter is equipped with a two-color LED for indication of different operating modes. LED is located on the underside next to the cable glands. • Constantly green when mains voltage is connected.

  • Page 49: General Information About Circuit Diagrams

    DA 60-820 Alarm overview External 24V DC supply over- loaded Supply voltage too high 4.5 General information about circuit diagrams Symbols are pursuant to the IEC/EN 60617 standard. The classification of the symbols ("letter codes") on the symbols is pursuant to the IEC/EN 81346-2 standard.

  • Page 50: Cable Plans And Circuit Diagrams

    DA 60-820 Protective Controller Power supply Switch Motor con- Cable equipment isolator troller Contactor Motor RCCB / Initial fuse Protective motor switch 4.6 Cable plans and circuit diagrams 4.6.1 DA 820 LPC 230V 4.6.1.1 Cable plan Controller LPC motor controller...

  • Page 51: Circuit Diagram

    DA 60-820 4.6.1.3 Circuit diagram Example of terminal number For correct connection see the setup menu Show connections in the controller LPC motor controller LPC fan Technical User Guide...

  • Page 52: Recirculation Fan

    DA 60-820 4.6.2 Recirculation fan 4.6.2.1 Cable plan Controller Recirculation fan Connection box 4.6.2.2 Connection in connection box Technical User Guide...

  • Page 53: Circuit Diagram

    DA 60-820 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 Technical User Guide...

  • Page 54: Stepless

    DA 60-820 4.6.2.3.2 Stepless Alarm Connection box Connection box Recirculation fan Technical User Guide...

  • Page 55: Maintenance Instructions

    DA 60-920 unit does not require special maintenance. Check on a regular basis wires and pulleys for wear and tear. Remember to disconnect the DA 60-820 at the power supply isolator before main- tenance and cleaning. Check at least once a year that blades and suspension units are still intact. Call service in case of abnormal noise and vibration.

  • Page 56: Troubleshooting Instructions

    DA 60-820 6 Troubleshooting instructions Fault symptom Error Solution Faulty mounting. Check in accordance with the document. Retighten if required. Bearing noise. Replace the motor. Abnormal noise coming Check whether fan blades are defective, correctly from fan. assembled or dirty.

  • Page 57: Technical Data

    DA 60-820 7 Technical data 7.1 DA 820 LPC 445038 DA 820-12 LPC 1x230 V Electrical V AC 230 +/- 10% Rated voltage V AC 175 – 280 Operating voltage For supply voltages below the rated voltage range, a reduction of the fan’s RPM may occur depending on the load and ambient...
  • Page 58 DA 60-820 445038 DA 820-12 LPC 1x230 V DA 60-820 roof DA 60-820 roof DA 60-820 DA 60-820 inlet with inter- inlet without in- ceiling with in- ceiling without mediate plate termediate termediate intermediate plate plate plate 26850 24350 29450...

  • Page 59: Chimney

    DA 60-820 7.2 Chimney Mechanical PP T20 Material Black, gray Color Environment °C -30 to +70 Temperature, operation °C -40 to +65 – and protected against direct sunlight. Storage temperature % RH 0-95 Ambient humidity, operation Shipment 202 x 1010 x 1010...

  • Page 60: Outlet

    10.5 Outlet 14.5 Outlet and intermediate plate 20.5 Outlet and recirculation fan 24.5 Outlet, intermediate plate and recirculation fan DA 60-820 output DA 60-820 DA 60-820 DA 60-820 DA 60-820 with interme- without inter- ceiling with in- ceiling without diate plate...

  • Page 61: Erp/Ecodesign

    DA 60-820 7.4 ErP/Ecodesign Fan type DA 820-12 LPC 1x230 V ErP 2015 (N58) Ecodesign 75.6 Efficiency classification 70.3 Efficiency (η) Measurement setup Total Fan efficiency 52.7 Optimum efficiency VSD required 2019 Year of production SKOV A/S Name of manufacturer...

  • Page 62: Dimensions

    DA 60-820 7.5 Dimensions 7.5.1 Motor controller 7.5.2 DA 820 LPC Technical User Guide...

  • Page 63: Air Inlet

    DA 60-820 7.5.3 Air inlet 7.5.4 Outlet Technical User Guide...
  • Page 64 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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