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[MBA_NKBD_EN] Rev.: 10/2015

No liability accepted for translation or printing errors. Subject to changes in dimensions, weights and other technical data.

All rights reserved. Modifications, reprints and photomechanical reproduction, even in extract from, require the express permission of BOGA GmbH, Werkstraße 16, D-59494 Soest.

BOGA GmbH

• Werkstraße 16 • D-59494 Soest • Fon: +49 2921 96943-0 • Fax: +49 2921 96943-29 • [email protected] • www.airwin.net

8. The NKBD-System

fig. 4 -

Schematic illustration of NKBD air humidification system

Definitions

1.  NKBD
2.  Stop cock (included in the scope of delivery)
3.  External control (hygrostat or continuous control signal - see BOGA product range)
4.  Drinking water supply (on site)
5.  Free discharge according to DIN 1988 part 4, EN 1717 (on site)
6.  Transformer (see BOGA product range)
7.  Reverse osmosis system (see BOGA product range)

8.

Conductivity meter (e.g. CM-1) to check the quality of the demineralised water

(see optional accessories, BOGA product range)

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Содержание NKBD-12

Страница 1: ...tallation and Operation Instructions NKBD 6 12 18 24 30 36 42 Type Item No Description Capacity NKBD 6 7900106 Duct humidifier with 6 outlets 3 6 kg h NKBD 12 7900112 Duct humidifier with 12 outlets 7 2 kg h NKBD 18 7900118 Duct humidifier with 18 outlets 10 8 kg h NKBD 24 7900124 Duct humidifier with 24 outlets 14 4 kg h NKBD 30 7910130 Duct humidifier with 30 outlets 18 0 kg h NKBD 36 7910136 Du...

Страница 2: ...tallation conditions special notes 12 9 3 Suction operation 14 9 4 Adjustment of the NKBD to the direction of airflow 15 10 Hydraulic connection 16 10 1 Hydraulic conditions 16 10 2 Establishing and detaching connections with connectors 17 11 Electrical Connection 18 11 1 Transformer 18 11 2 Humidifier 19 11 3 Control and regulation 20 11 3 1 Hygrostat control 20 11 3 2 Continuous control 20 11 3 ...

Страница 3: ... to be handled with extreme care to ensure safe usage In order to guarantee safe operation in all operating conditions the following safety instructions must be ob served The electrical system may only be set up by qualified electricians In this context the regulations of DIN VDE series 0100 are fundamental The regulations of the local power supplier concerning the electrical connection e g residu...

Страница 4: ...umidifier NKBD Fig NKBD 24 Installation and operating instructions Stop cock Ø 10 mm 4 Optional accessories Item no Type Description Illustration 0001196 Tube PA D d 10 8 mm blue Tube water supply D 10 mm blue 0001847 Tube PE D d 14 11 mm nature Tube water drainage D 14 mm nature 2000105 Mounting brackets For easy installation of NKBD on a mounting frame in the air duct made of V2A stainless steel...

Страница 5: ... BO 80 Duct hygrostat for ON OFF control of the humidification system 1 step 6100095 BO 80 2 Duct hygrostat for ON OFF control of the humidification system 2 step 77001 ST200 ST1600 Transformer for control cabinet installation from 200 VA to 1600 VA with primary and secondary protection 77002 STH200 STH1600 Transformer in powdered steel housing with illuminated ON OFF switch and ca ble glands from...

Страница 6: ...ons are e g in smoke dust vapour and fog Demineralised water Pure water permeate Concentrate Concentrated water waste water of reverse osmosis system 5 2 Physical principles of piezo ceramics If certain crystals are deformed by mechanical stress electrical charges will build up proportional ly on their surface producing electric field strength in the crystal Oscillation line piezo ceramics This ef...

Страница 7: ...rical energy must be converted into mechanical energy This takes place in the piezoelectric transducer A vibration unit consists of the resonance circuit where the high frequency of 1 7 MHz is produced and the piezoelectric transducer to convert the electrical frequency into a pro portional mechanical oscillation This frequency is not audible for human beings or animals The piezoceramic transducer...

Страница 8: ...input is required Thus lower third party connection costs are possible 3 energy saving cooling effect During humidification with the ultrasonic air humidifiers the room air is cooled at the same time due to the adia batic humidification principle The result is a lower heat load reducing the cooling output requirements 4 lowest water consumption Atomiser humidifiers lose up to 70 of the water steam...

Страница 9: ...ct from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net 7 Equipment overview fig 3 NKBD 24 Input for power supply 48 V 50 Hz Input and output for control signals Water overflow and drainage Push in connection Ø 14 mm Demineralised water inlet Push in connection Ø 10...

Страница 10: ...Fax 49 2921 96943 29 info airwin net www airwin net 8 The NKBD System fig 4 Schematic illustration of NKBD air humidification system Definitions 1 NKBD 2 Stop cock included in the scope of delivery 3 External control hygrostat or continuous control signal see BOGA product range 4 Drinking water supply on site 5 Free discharge according to DIN 1988 part 4 EN 1717 on site 6 Transformer see BOGA prod...

Страница 11: ... the same level of water The automatic drainage of the fluid tank and the automatic flushing of the pure water line require a free discharge on site according to DIN 1988 part 4 EN 1717 In the immediate vicinity of the duct humidifier the ventilation unit should be of waterproof design stainless steel or with corrosion proof coating and should be provided with a water discharge outlet The air velo...

Страница 12: ...OGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net 9 2 Installation conditions special notes 9 2 1 Standard configuration Mounting example on mounting frame on site with mounting bracket NKBD Item no 2000105 fig 5 Side view into an air duct with one NKBD The humidifiers can be arranged directly above one another The vertical distance betwee...

Страница 13: ...Stepped configuration is necessary if the permissible air velocity would be exceeded on standard configuration or if more humidification is necessary than would be possible with the standard con figuration The minimum vertical distances are smaller than with the standard con figuration which permits installation of more units and thus increased humidifica tion Requirements With stepped configurati...

Страница 14: ... 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net 9 3 Suction operation During suction operation is to ensure that the aerosol mist of the humidifiers is not constricted by the suction of the fan As may be the case fit a 50 perforated plate consider pressure loss Fan fig 9 Side view NKBD in the air duct Suction opening S...

Страница 15: ...oest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net 9 4 Adjustment of the NKBD to the direction of airflow The NKBD can be adjusted to the flow direction of the duct air Therefore the duct support must be rotated by 180 if necessary This allows the humidifier to be situated in a favourable position for the water and electrical connecti...

Страница 16: ... plastic tube Ø 14 mm 9 Drainage on site Connections 7 8 are marked with stickers Important notes The NKBD may be operated with fully demineralised water only produced for example by a re verse osmosis system The demineralised water must have a conductivity of min 5 µS cm and max 20 µS cm The contamination of drinking water may not exceed the max values laid out in the drinking wa ter regulations ...

Страница 17: ...lement holds the tube safely without pressing it or decreasing the flow Establishing the connection Cut tube squarely and free of burrs Make sure that the tube has no sharp edges longitudinal grooves or other damage fig 13 Establishing the connection Connection is stable prior to sealing Insert the tube up to the stop The supporting element holds the tube in the connector With the help of the O ri...

Страница 18: ...provided with forced air cooling 11 1 2 A single large transformer may be selected to serve several humidifiers In such cases make sure that each outgoing secondary circuit is fuse protected either external in the control cabinet or within the transformer ex factory 11 1 3 The transformer transforms the primary voltage of 230 V 50 Hz to the secondary voltage of 48 53 V 11 1 4 The power connection ...

Страница 19: ... power connection 11 2 1 Humidifier power connection Connect power L 48 V N to the appropriately marked bushing terminals Connect protective earth conductor to the green yellow bushing terminal 11 2 2 Safety chain Connect safety chain to the screw type connectors marked 3 and 4 Observe the 48 VAC power supply B1 limit hygrostat B2 flow monitor B3 fan locking B4 conductivity measurement B5 ON OFF s...

Страница 20: ...el see circuit diagram see chapter 18 11 3 2 Continuous control The NKBD is capable of processing 10 different external controlled variables Tab 11 1 Coding is shown on the circuit diagrams including load The control cable must be connected at 9 and 10 paying attention to correct phase sequence From the factory the control variable 0 10 VDC is always coded The connection of the continuous control ...

Страница 21: ... a certain software and a solenoid valve combination integrated in the housing of the humidifier In addition AquaDrain prevents that the fluid tank is refilled with water which had been reduced by evaporation during the humidification free periods of the AquaDrain cycle The AquaDrain cycle is the cycle in which the humidifier minus the time for flushing the water in let pipe and draining of the fl...

Страница 22: ...is not atomised as it is drained directly without filling up the fluid tank The flushing volume depends on the pressure of the pure water fig 24 In the second phase the solenoid inlet valve is closed again The solenoid drainage valve remains open for another 160 s to ensure that the water that might still be inside the fluid tank is drained If a humidification request is made after the two phase r...

Страница 23: ...traße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net fig 23 Example for commissioning and restart Definitions possible cycles 0 75 1 5 3 6 12 24 48 h default 12 h may be changed in the factory upon request 0 Humidity request OFF 1 Humidity request ON 2 Fluid tank empty 3 Fluid tank full A Flushing of water supply line ...

Страница 24: ...r present Any humidification request made during the drainage process will be ignored If the system is drained the fluid tank will only be refilled with pure water after a humidifica tion request was made 1 Drainage after 12 h from NKBD 6 to NKBD 30 from NKBD 36 to NKBD 42 160 s 50 Hz 320 s 50 Hz 133 s 60 Hz 267 s 60 Hz 2 Filling of fluid tank up to maximum level 3 Start of humidification The fill...

Страница 25: ...even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net 12 3 AquaDrain diagrams fig 26 Flow volume inlet solenoid valve ND 1 2 mm depending on water pressure fig 27 Flushing volume in litres at 160 sec flushing time depending on water pressure fig 28 Dr...

Страница 26: ...ansformer secondary voltage results in an overvoltage of 5 V 10 of 48 V which may be consumed by the ohmic resistance of the cable The correct cross section of the cable will always be that which comes closest to the 5V mark for the voltage loss On account of the negligible power consumption of the humidifiers the open circuit voltage on the other hand is almost equal to the voltage at the transfo...

Страница 27: ...ications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net fig 29 Voltage loss at A 1 5 mm fig 30 Voltage loss at A 2 5 mm fig 31 Voltage loss at A 4 mm fig 32 Voltage loss at A 6 mm ...

Страница 28: ... reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net fig 33 Voltage loss at A 10 mm fig 34 Voltage loss at A 16 mm fig 35 Voltage loss at A 25 mm ...

Страница 29: ... 29 info airwin net www airwin net 14 Commissioning Before commissioning the NKBD check once again that all installation and wiring work has been carried out correctly and fully completed In particular the water and power supply connections must be in proper order and comply with the relevant safety regulations a Manual functions Release of permeat inlet into the NKBD fig 36 Stop cock Release of 2...

Страница 30: ...shing only changes the pure water which may be hygienically questionable in the supply line The solenoid inlet valve closes The solenoid drainage valve stays open for 160 seconds Filling the fluid tank The solenoid drainage valve closes The solenoid inlet valve opens The fluid tank of the NBKD is filled The water level is automatically controlled within narrow tolerances Internal safety monitoring...

Страница 31: ...der load nominal 48 V on the water temperature and on the cleanliness of the fluid tank and the ultrasonic transducers regular care The power output of the transformers stated is optimised for the NKBD types Their power re serves are sufficient to bear the power consumption of a correctly laid supply cable with short distance between humidifier and transformer Nevertheless it is advisable to check...

Страница 32: ...43 29 info airwin net www airwin net 16 Device dimensions weights Tab 16 1 NKBD Type Weight Dimensions Point mounting width B depth T T1 T2 height H H1 min H2 max P1 P2 P3 P4 kg mm mm mm mm mm mm mm mm mm mm mm N KBD 6 6 0 285 197 261 265 131 202 237 124 231 N KBD 12 7 7 435 197 261 265 131 202 237 274 231 N KBD 18 9 5 585 197 261 265 131 202 237 394 231 N KBD 24 11 7 735 197 261 265 131 202 237 5...

Страница 33: ...BD 36 NKBD 42 1 Body duct support 6x 1737 1 Body duct support 12x 1738 1738 1738 1738 1 Body duct support 18x 1739 1739 1739 1739 2 Folded sheet duct support 6x 1718 2 Folded sheet duct support 12x 1719 1719 1719 1719 2 Folded sheet duct support 18x 1720 1720 1720 1720 3 Elbow extension duct support 6x 1721 3 Elbow extension duct support 12x 1722 1722 1722 1722 3 Elbow extension duct support 18x 1...

Страница 34: ...nical data All rights reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net 17 2 Assembly fluid tank fig 41 Assembly fluid tank ...

Страница 35: ...9004 9004 9004 9004 17 Float switch level 1509 1509 1509 1509 1509 1509 1509 18 Float switch dry 1875 1875 1875 1875 1875 1875 1875 19 Screw in socket 3 8 Ø15 mm BSP parallel thread 2631 2631 2631 2631 2631 2631 2631 20 Sieve water filter stainless steel Ø 18mm 1864 1864 1864 1864 1864 1864 1864 21 O ring 21x2 5mm NBR70 1893 1893 1893 1893 1893 1893 1893 22 Multihousing overflow 1876 1876 1876 187...

Страница 36: ... data All rights reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net 17 3 Assembly Control housing fig 42 Assembly Control housing ...

Страница 37: ...8 1998 1998 51 Hexagon nut DIN 934 A2 M4 1531 1531 1531 1531 1531 1531 1531 52 Control housing cover NKBD 1952 1952 1952 1952 1952 1952 1952 53 Control housing bottom NKBD 1950 1950 1950 1950 1950 1950 1950 54 Seal ring G x1 5 hard PVC 1833 1833 1833 1833 1833 1833 1833 55 Elbow screw in connection rotatable G 3177 3177 3177 3177 3177 3177 3177 56 Solenoid supply valve 1 8 SP 1860 1860 1860 1860 1...

Страница 38: ...hts reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net 18 Circuit diagrams fig 43 1x NKBD 1x transformer safety chain control hygrostat 1 step ...

Страница 39: ...ta All rights reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net fig 44 2x NKBD 2x Transformer safety chain control hygrostat 1 step ...

Страница 40: ...ta All rights reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net fig 45 2x NKBD 1x transformer safety chain control hygrostat 1 step ...

Страница 41: ...ta All rights reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net fig 46 1x NKBD 1x transformer safety chain control hygrostat 2 steps ...

Страница 42: ...a All rights reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net fig 47 2x NKBD 2x transformer safety chain control hygrostat 2 steps ...

Страница 43: ...ta All rights reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net fig 48 2x NKBD 1x transformer safety chain control hygrostat 2 steps ...

Страница 44: ... data All rights reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net fig 49 1x NKBD 1x transformer safety chain continuous control ...

Страница 45: ...a All rights reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net fig 50 2x NKBD 2x transformer safety chain continuous control current ...

Страница 46: ...a All rights reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net fig 51 2x NKBD 2x transformer safety chain continuous control voltage ...

Страница 47: ...a All rights reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net fig 52 2x NKBD 1x transformer safety chain continuous control current ...

Страница 48: ...a All rights reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net fig 53 2x NKBD 1x transformer safety chain continuous control voltage ...

Страница 49: ...d other technical data All rights reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net fig 54 Internal wiring NKBD ...

Страница 50: ...system For a restart of the humidifier the diode must be replaced no 46 exploded diagram on page 36 20 Care It is essential that the NKBD is easy to inspect and easily accessible on site Good accessibility and exchangeability of the NKBD save costs Prior to opening the NKBD it must be disconnected from the electricity and water supply Then remove the body duct support In case of pollution the flui...

Страница 51: ...rights reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net 20 1 Care plan The following 3 pages include the Care plan Use it as copy template ...

Страница 52: ...difications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net Duct humidifier NKBD _____________________________________________________________ C A R E P L A N for NKBD device no ...

Страница 53: ...luid tank and the transducers for contamination Clean them if necessary Initially a check has to be carried out after 1 week Depending on the degree of contamination of the fluid tank and the transducers the cleaning intervals must be adjusted If pollution is found during the check cleaning must be performed 2 Care and cleaning see Chapter 20 Fluid tank Transducers Slime in the fluid tank is a sig...

Страница 54: ...hts reserved Modifications reprints and photomechanical reproduction even in extract from require the express permission of BOGA GmbH Werkstraße 16 D 59494 Soest BOGA GmbH Werkstraße 16 D 59494 Soest Fon 49 2921 96943 0 Fax 49 2921 96943 29 info airwin net www airwin net Checks cleaning tasks carried out ch cl Date Name ch cl Date Name ch check cl cleaning ...

Страница 55: ... 2 92 The series complies with the safety regulations of VDE 0100 and was tested in accordance with VDE 701 part 1 21 2 RoHS WEEE To protect the environment the RoHS Directive as of 01 07 2006 is implemented for the manufac ture of AIRWIN ultrasonic duct humidifier NKBD 6 to NKBD 42 As before the product complies with the respective IEC standards and the customer requirements relating to quality r...

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