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Nortec AF22 Скачать руководство пользователя страница 19

Nortec AF-22

52002_A_EN_1611

15

5.5

Material specification

5.5.1

Protective tube

Insulating material tube (protective tube)

PG 16/PG 29
Material:

PVC-U

Complies with:

DIN 49016, Part 2, DIN 16929, DIN 4102

Temperature Range:

23°F - 140°F

Quick clamps

Material:

Polypropylene

Temperature Range:

-22°F - 194°F

Suitable for protective tube and for wall mounting.

5.5.2

Air tube and water tube

PU 4 tube, black

(water side)

Material:

Polyurethane

6 x 4 x 1 mm
Max. operating pressure:

145 psi at 68°F

PU 9 tube, blue

(air side)

Material:

Polyurethane

12 x 9 x 1.5 mm
Max. Operating pressure:

101 psi at 68°F

Plastic coupling pieces

Material:

POM

Pressure range:

0 - 10 bar

Temp. range:

14°F - 140°F

Suitable for PU tube, black and blue.

5.5.3

Cables

Type 1

Use:

Voltage supply from domestic mains to external transformer

Description:

H05 W-F 2 x 1.5 mm

²

Fusing (domestic mains):

10A, slow-to-blow

Type 2

Use:

From external transformer to atomizers and/or group control unit.

From group control unit to atomizers, in addition.

Description:

H05 W-F 2 x 2.5 mm

²

Fusing (in transformer):

2.5A, slow-to-blow

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Содержание AF22

Страница 1: ...IMPORTANT Read and save these instructions This manual to be left with the equipment Humidification and Evaporative Cooling 52002_A_EN_1611 INSTALLATION OPERATION AND MAINTENANCE MANUAL Nortec AF 22 ...

Страница 2: ...r this document nor the information contained herein shall be reproduced used or disclosed to others without the written authorization of Nortec Humidity Ltd except to the extent required for installation operation or maintenance of the customer s equipment Liability Notice Nortec Humidity Ltd does not accept any liability due to incorrect installation maintenance or operation of the equipment or ...

Страница 3: ...5 5 Material specifications 15 5 5 1 Protective tube 15 5 5 2 Air tube and water tube 15 5 5 3 Cables 15 6 Operation 16 6 1 Switching off during daily operation 16 6 1 1 Switching off completely 16 6 1 2 Partial switching off 16 6 2 Setting to operation on a daily basis 17 6 3 Routine checks 17 6 3 1 Atomizer AF 22 17 7 Replacement of Components 18 8 Technical Data 20 9 Appendix 21 9 1 Spare Parts...

Страница 4: ...iv 52002_A_EN_1611 Nortec AF 22 This page intentionally left blank ...

Страница 5: ...ons and accessories may only be described in so far as is necessary for proper installation and operation of the equipment Additional information on available options and accessories can be obtained in the instructions that are supplied with them This manual is restricted to the installation of the Nortec AF 22 humidifier and is intended for well trained personnel who are suitably qualified for th...

Страница 6: ...this manual in a place where it is safe and readily accessible If the equipment is moved to another location make sure that the manual is passed on to the new user If the manual is lost or misplaced contact your Nortec representative for a replacement copy ...

Страница 7: ...e with chapter 6 the system has to be switched off before starting works on components of the air humidification system and is to be secured against unintended putting into operation switch off the control device shut off the water supply and ensure the system is depressurized Pay attention to all local safety regulations Concerning electric and electronic devices that are supplied from the mains ...

Страница 8: ...low no rebounding surface for the aerosols Depending on the content of minerals in the pipe water or the treated water respectively scale deposits that are more or less pronounced can form Sensitive materials and devices have to be protected appropriately or to be moved out of this area Apart from the works described in this manual no further interventions have to be carried out on the air humidif...

Страница 9: ...es the measured value with the pre selected set point and thus controls the device Individual smaller rooms or large halls can be humidified depending on the quantity of water that is available and the length of the hoses The atomizers are designed for wall mounting and are delivered ready for connection Table 1 Technical Specification Overview Designation Number of nozzles Max humidifying capacit...

Страница 10: ...idity is pre selected on the set point adjuster When the value falls short of the chosen value the device switches itself on LED atomization emits light When the set point is reached again the device switches itself off The compressed air supply remains switched on also after the water was switched off for about 1 minute air blowing The standby indicator lights up as soon as the operating voltage ...

Страница 11: ...f an air humidification system in multiple areas In Section 9 2 2 you can see a large room that is however divided up into two areas of humidification When a room has areas with different heat loads or when the number of air changes is not identical for the entire room the atomizers are not able to deliver sufficient measuring results Certain areas would not be humidified sufficiently and others w...

Страница 12: ...y e g quantity of organic substances The maximum number of germs may not exceed 1000 germs ml It has to be free from chemical substances additives e g chlorine ozone disinfectants No accessory devices that alter the properties of the untreated water e g dosing equipment may be used Water temperature 43 68 F 6 20 C Flow pressure 43 58 psi 2 3 bar Requirements regarding water treatment A three stage...

Страница 13: ...ut when cutting the tubes The tubes may not be kinked or damaged longitudinal grooves Make sure that the tubes are not kinked and that a minimum bending radius of 1 57 inches 40 mm is maintained Do not pass the tubes near warm or even hot components max admissible ambient temperature 95 F 35 C Avoid exposure of the tube to direct sunlight In order to protect them against damage and to prevent them...

Страница 14: ...ure between 64 F and 75 F When the temperature is higher the expansion of the aerosol stream is reduced when the temperature is lower it increases When atomizer nozzles are installed one opposite the other make sure that a minimum distance of 26 ft is maintained between the nozzles in order to avoid that the aerosol streams condensate each other Pay attention to the airflow of the room Do not inst...

Страница 15: ...tomizers to direct sunlight Connection of the wall bracket All AF 22 devices are connected with the quick assembly kit delivered as accessory The connection for treated water is made using the black PU 4 tube create branch line to the wall bracket using the enclosed T connectors The compressed air tube is connected using the blue PU 9 tube create branch line to the wall bracket using the enclosed ...

Страница 16: ...Nortec AF 22 Figure 6 AF 22 Wall Bracket Connection 1 Protective tube PG 29 2 Distributing box 3 Treated water tube PU 4 4 Compressed air tube PU 9 5 T connector 6 Cable HO5 VV F 2 x 1 5 7 Cable inlet wall bracket 8 Plug ...

Страница 17: ...h 48 VAC 50 60 Hz 5 4 1 AF 22 The voltage supply for the atomizers is provided directly to the wall brackets with a junction box via the external safety transformer Before and when working on the devices make sure that all lines are disconnected and that the voltage supply is secured against unintentional switching on NOTE The transformer must be positioned as close as possible to the atomizers in...

Страница 18: ...2 5 mm Fuse 2 0A 115VAC 50 60 Hz 48VACV 50 60 Hz 2 x 1 5 mm 1 phase zero two wires to the wall bracket plug 2 x 2 5 mm 2 x 2 5 mm Fusing 10A to the group control device or the first atomizer Figure 7 Electrical installation to transformer Plug connection Litz wire black sw PIN3 Litz wire blue bl PIN PE ...

Страница 19: ...e 6 x 4 x 1 mm Max operating pressure 145 psi at 68 F PU 9 tube blue air side Material Polyurethane 12 x 9 x 1 5 mm Max Operating pressure 101 psi at 68 F Plastic coupling pieces Material POM Pressure range 0 10 bar Temp range 14 F 140 F Suitable for PU tube black and blue 5 5 3 Cables Type 1 Use Voltage supply from domestic mains to external transformer Description H05 W F 2 x 1 5 mm Fusing domes...

Страница 20: ...completely disconnected and the water supply is switched off Atomizer AF 22 Remove the voltage supply plug from the device The water supply and or the compressed air supply can also be interrupted in addition by removing the quick couplings Please note that there is a risk of stagnant water contamination when it is switched off for a longer time period more than 24 hours fresh water automatic syst...

Страница 21: ...s can be set on the device Work settings may never be changed without prior consultation of Nortec customer service Cycle Every 2 weeks The routine check is necessary because it is possible to prevent damage when a very bad atomization process is detected in time The worse the atomizing result the bigger the drops Drops falling down may cause damage by corrosion In areas with a lot of dust and or ...

Страница 22: ... m The replacement is to be made only by instructed trained personnel The operator is obliged to ensure that the personnel is suited has been instructed and trained as required He is obligated to comply with the instructions of Nortec in the process especially the instructions contained in this documentation Please inform the people working nearby that work will be carried out on the air humidific...

Страница 23: ...to do that 3 Pull off the plug 2 Loosen the knurled ring on the plug by turning it anti clockwise and pull out the plug downwards 4 Remove the atomizer by unscrewing the star knob screw 4 and attach the new atomizer 5 Connect the new atomizer in reverse order Do not connect the supplying lines crosswise Adjust the desired set point for example 50 RH on the hygrostat Adjust the atomizer by means of...

Страница 24: ...ater 43 5 58 0 psi 2 9 5 9 psi 1 Dimensions w x h x d 8 26 in x 21 75 in x 9 84 in Weight 6 1 lbs 2 8 kg Operating voltage 48 VAC 50 Hz 10 Power input 20 W Overvoltage category II Pollution degree 2 Application Inside only Height above sea level 6 670 ft 2 000 m Ambient temperature 44 95 F 7 35 C Ambient humidity Max 80 prevent condensation Depending onthesetwater airratio 1 factory settings ...

Страница 25: ...available Room measurements l x w x h in ft 98 0 x 66 0 x 11 5 Number of air changes per hour 2 2 Outside air conditions in winter 5 F 90 RH Desired room temperature 70 F Desired relative air humidity 53 RH Areas One Part Number Part Name Description 2523539 Wall mounted Gauge Filter Rail Water filter 2577587 LPES 1000 RO System Reverse osmosis system 2300194 62 Gallon Repo Tank Reverse osmosis wa...

Страница 26: ...ains lb x1 Minimum absolute humidity y before humidification in grains lb NOTES Where outside air represents 100 of the air the outside air condition in winter must be applied If there is an air circulation system 30 outside air 70 recirculated air the resulting air mix must be applied For the values for x2 and x1 refer to the psychrometric chart in the appendix NOTES The formula takes no account ...

Страница 27: ...r treatment if necessary KOM Compressor IMPORTANT Make sure to connect no more than six 6 AF 22 to one string when planning the supply network for the atomizers water and compressed air Malfunctions may occur if more than six 6 devices are connected To avoid malfunction two further strings must be created for splitting up the string see sketch above 9 2 1 3 Determining the compressed air and water...

Страница 28: ...eas The areas of humidification were determined on the basis of the room plan EXAMPLE 2 A Nortec air humidification system for a direct humidification of the indoor air is to be installed in a large printing works The following data is available index 1 for area 1 index 2 for area 2 Room l x w x h in ft 130 0 x 98 0 x 13 0 Area 1 98 0 x 98 0 x 13 0 Area 2 suspended ceiling 33 0 x 98 0 x 13 0 Numbe...

Страница 29: ... the tube run It is determined on the basis of the ground plan For this example the result is approx 525 feet 160 m of Nortec quick assembly kit SMB The SMB includes the necessary cables low pressure tubes and fittings For further information on the tube run please see Chapter 4 3 4 5 Figure 11 Example 2 schematic Thesolidlinestandsforpowersupply thedottedlineforairandwatersupply Dimension scale i...

Страница 30: ...80 l h 1716 lbs hr NOTE In order to ensure a trouble free operation the compressed air system ought to deliver 1 2 times the air volume that has been calculated Water requirements The water consumption of a system depends on the number of atomizers AF 22 22 lbs h Related to the example and using the following values Area 1 243 lbs h Area 2 44 lbs r The result is an air volume of 287 lbs h NOTE In ...

Страница 31: ...Nortec AF 22 52002_A_EN_1611 27 9 3 Psychometric Chart Imperial ...

Страница 32: ...28 52002_A_EN_1611 Nortec AF 22 9 4 Psychometric Chart Metric ...

Страница 33: ...y whatsoever shall be attached to THE COMPANY until said products have been paid for in full and then said liability shall be limited to the original purchase price for the product Any further warranty must be in writing signed by an officer of THE COMPANY THE COMPANY s limited warranty on accessories not of the companies manufacture such as controls humidistats pumps etc is limited to the warrant...

Страница 34: ...Nortec AF 22 Consulting Sales and Service U S A 835 Commerce Park Ave Ogdensburg NY 1366 2209 CANADA 2740 Fenton Road Ottawa ON K1T 3T7 Tel 1 866 NORTEC1 Fax 613 822 7964 Email nortec humidity com Website www humidity com ...

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