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Nortec NH-EL, Installation And Operation Manual, Page: 3 / 30

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Nortec NH-EL Installation And Operation Manual Download Page 3

 

 

Contents 

 

1

 

Introduction 

2

 

 Receiving and Unpacking 

 

 

2

  Before Installation 

  3  Humidifier Components 

 

3

  RM-BP (Remote Mounted Blower Pack)

 

 

4

  NH-EL Space   

 

5

  Models 

  6  Installation 

 

6

  Typical Installation 

 

7

  Location and Mounting 

 

10

  Plumbing 

 

11

  Electrical 

 

12

  Steam Lines 

 19  Accessories 

 

19

  Steam Adapters  

 

20

  Blower Pack 

 21  Startup/Operation 

  21 

Sequence of Operation 

 22   Maintenance/Service 
 22   Troubleshooting 
 23  Spare Parts 

Summary of Contents for NH-EL

Page 1: ...peration Manual Includes installation operation maintenance and troubleshooting information for all atmospheric humidifiers 2572641 C2 24 Feb 2014 Important Read and save these instructions This guide to be left with equipment owner ...

Page 2: ...Ltd except to the extent required for installation or maintenance of recipient s equipment All references to the Nortec name should be taken as referring to Nortec Humidity Ltd Liability Notice Nortec does not accept any liability for installations of humidity equipment installed by unqualified personnel or the use of parts components equipment that are not authorized or approved by Nortec Copyrig...

Page 3: ... Remote Mounted Blower Pack 4 NH EL Space 5 Models 6 Installation 6 Typical Installation 7 Location and Mounting 10 Plumbing 11 Electrical 12 Steam Lines 19 Accessories 19 Steam Adapters 20 Blower Pack 21 Startup Operation 21 Sequence of Operation 22 Maintenance Service 22 Troubleshooting 23 Spare Parts ...

Page 4: ...tallations of humidity equipment installed by unqualified personnel or the use of parts components equipment that are not authorized or approved by Nortec Humidity Ltd CAUTION Electrical All electrical work should be done according to local and national electrical code Electrical connection to be performed by a licensed electrician CAUTION Plumbing Plumbing to be performed by a licensed plumber Dr...

Page 5: ...y basis Any and all damage breakage or loss claims are to be made directly to the shipping company Before Installation 1 Ensure that available voltage and phase corresponds with Blower Pack voltage and phase as indicated on Blower Pack s specification label 2 Ensure that the dedicated external fuse disconnect is of sufficient size to handle the rated amps as indicated on the specification label Re...

Page 6: ...e a louder fan noise but achieve best absorption performance Diffuser Provides uniform distribution of steam from blower pack Steam Inlet Connects to humidifier steam outlet with steam hose Condensate Outlet Provides egress for condensed steam inside blower pack Connects to drain or drain water cooler Electrical Cord Used to provide power 115v to humidifier Low Voltage Connector Provides feedback ...

Page 7: ...f Components Component Function of Component Fan Intake Grill Protects the fan from foreign objects Speed Switch Controls the fan speed between High and Low Diffuser Provides uniform distribution of steam from blower pack Figure 3 Humidifier components NH EL Space ...

Page 8: ...pace humidifier models come pre assembled with a Blower Pack mounted on the top Both smaller steam capacity NH EL models 5 30 lbs hr and medium steam capacity NH EL models 45 100 lbs hr can be ordered for direct In Space steam distribution For in space distribution with large steam size humidifier capacities greater than 100lbs hr Dual cylinder NH EL 150 200 GSTC SETC the RM BP remote mounted blow...

Page 9: ...Blower Pack Installation Guide 6 Installation Typical installation Figure 5 Typical Installation ...

Page 10: ...y necessary from the blower pack location as net output will be reduced as a result of heat loss through the steam line Blower packs have hot surfaces that could result in burns if touched Mount blower pack on a suitable wall or vertical surface Clearance dimensions shown are for reference only and are the minimum required for maintenance of the humidifier Consult local and national codes before f...

Page 11: ...s Make sure the unit is level then tighten the screws to secure the unit in place Place L Shaped brackets on top of the unit with holes inline with the studs Using the appropriate sized wood screw fasten the L brackets to the studs securing the unit from any upward motion Note Use screws longer than 3 4 7 5 cm if drywall or other spacer is present Note Do not mount on hot surfaces where freezing c...

Page 12: ...und measurement 57 4 db Table 4 Clearances for blower Packs on High Speed Humidification Capacity lbs hr kg hr Minimum No of Blower Packs Min Frontal Clearance Inches cm Min Overhead Clearance Inches cm Min Left side Clearance Inches cm Min Right side Clearance Inches cm 5 2 2 1 6 16 12 31 12 31 12 31 10 4 5 1 6 16 12 31 12 31 12 31 20 9 1 1 60 153 12 31 12 31 12 31 30 13 6 1 71 181 12 31 12 31 12...

Page 13: ... connect to RM BP steam inlet A hose gear clamp can be used to ensure tight fit DO NOT OVERTIGHTEN the gear clamp The Condensate line should not terminate in a sink used frequently by personnel or where plumbing codes prohibit it Route to a floor drain or equivalent for safety reasons Insure condensate line is adequately sized and slopped to provide free and easy draining and that an air gap is in...

Page 14: ...ltage terminal block consists of a plastic connector Wires should be run from the blower pack terminal block through the wire chase and to the humidifier landing on terminals 8 and 9 on the NH EL low voltage terminal strip If used with other Nortec humidifier technologies place low voltage connection in series with humidifier safety loop Field wiring of remote blower packs must conform to national...

Page 15: ...versized Steam Line Use for longer steam runs 5 14 4 1 1 125 X 0 049W 0 06 0 09 10 24 7 20 34 10 30 44 13 50 86 26 2 2 0 X 0 065W 0 11 0 16 75 150 94 28 100 200 100 30 Nortec Steam Hose 5 30 10 3 Pt No 1328810 7 8 0 1 0 15 50 200 10 3 Pt No 1328820 1 3 4 0 15 0 22 Note The use of steam line other than copper stainless steel tube or Nortec supplied steam line will void the warranty and may adversel...

Page 16: ...ive tables Slope the steam lines Insulate with 1 0 in 2 5 cm pipe insulation minimum Trap condensate Use full size T for Traps Do not over tighten hose clamp at cylinder steam outlet The maximum torque is 12 in lbs for 7 8 Nortec steam hose and 16 in lbs for 1 3 4 Nortec steam hose Support steam line so weight is not on cylinder and so that steam line does not create low points Figure 9 Steam Line...

Page 17: ...densate and water may not cool in the trap A drain water cooler option may be installed if required by code Route condensate to floor drain or equivalent in multi unit to single RM BP Do not install electric zone valves on steam lines Improper adjustment will over pressurize the humidifier Steam Line Rules The following 10 points provide rules for installing steam lines connecting the NH EL humidi...

Page 18: ... Pack Installation Guide 1 Allow minimum of 12 in 30 cm before first bend in steam line 2 Slope the steam lines 3 Use steam hose only for short distances 4 For steam hose maintain minimum 12 in 30 cm bend radius ...

Page 19: ...ast 3 feet 0 9m below connection ensure P trap 3 inches height A condensate trap must be installed at least 3 ft 1 m below the condensate outlet on the blower pack to prevent steam from escaping Trap depth must be equal or more than 3 76 mm 6 Do not combine NH EL steam lines before RM BP ...

Page 20: ...tall condensate traps at low points and horizontal to vertical transitions 8 Increase diameter either on down slope or install condensate adapter trap Part 2572634 field or 2577149 factory 9 Install condensate traps if steam line 15 ft 4 5 m ...

Page 21: ...Blower Pack Installation Guide 18 10 In addition never After Installation Always Purge Steam lines to remove any contaminants and installation materials Ensure all condensate lines traps flow ...

Page 22: ...n be placed where transition is required The Adapter consists of a plastic expansion and a steel mounting braket The bottom inlet 7 8 22mm OD is easily fitted to smaller capacity NH EL humidifiers 5 30 lbs hr The top of the Adapter is the outlet in 1 3 4 44 5mm OD which matches the RM BP inlet diameter A 2 length of steam line along with two hose clamps will be required to link the adapter to the ...

Page 23: ...Blower Pack Installation Guide 20 Blower Pack Figure 12 Optional Adapter Mounting Location Figure 13 Optional Adapter Detail ...

Page 24: ... a built on blower pack and can be used for direct room applications Sequence of Operation Once hot steam is generated and reaches the blower pack a control thermostat located inside the blowerpack starts the blower fan and allows for steam distribution The blower pack is equipped with a security loop which should be wired with the respective humidifier safety The purpose of the security loop is t...

Page 25: ...er pack does not turn on unless steam is being produced by the humidifier 1 No power to blower pack 1a Check power connection 1b Check NH EL fusing and Transformer Steam coming out but blower pack not running 1 On Off Thermostat not closing 2a Ensure Steam supplied to Blower Pack 2b Verify Wire continuity to temperature switch 2 Very High Ambient temperature NH EL Humidifier not running with Blowe...

Page 26: ... 1 3 2573807 Switch Assembly 1 4 2573808 Thermostat Assembly 1 5 2573809 Relay Assembly 1 6 2573810 Capacitor 8uF fastening nut included 1 7 2573811 Capacitor 20uF fastening nut included 1 8 2573812 Fan Assembly 1 9 2573813 Spare fastener kit included low voltage connector 1 10 2573814 Power Cable connector and cable together 1 Figure 15 Blower Pack Spare Parts ...

Page 27: ...e 18 2013 INTERNALWIRING EXTERNALCONNECTIONS REMOTE MOUNTED BLOWER PACK 1 2 115V CO IL T THERM O DISC N O INTERNAL EXTERNAL BLOWER PACK LV TERMINAL BLOCK ON OFF LOOP TO BE WIRED TO HUMIDIFIER WITH OTHER ON OFF CONTROLS IN SERIES 115 VAC FAN BLACK BROWN BLUE GREEN YELLOW CAPACITOR 8 µF 20 µF ...

Page 28: ......

Page 29: ...HE 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 warranty of the original equipment manufac...

Page 30: ...00 90th St Sturtevant WI 53177 835 Commerce Park Dr Ogdensburg NY 13669 2209 CANADA 2740 Fenton Road Ottawa Ontario K1T 3T7 TEL 1 866 NORTEC1 FAX 613 822 7964 EMAIL nortec humidity com WEBSITE www humidity com ...

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