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Summary of Contents for Nordmann es4 4
- Page 1 NORDMANN E N G I N E E R I N G nordmann es4 4 Steam air humidifier InstallatIon- and operatIng InstructIons 2569918 en 1303...
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Page 3: Table Of Contents
4.5.1 Overview water installation 4.5.2 Notes on water installation 4.5.3 Inspecting the water installation Electric installation 4.6.1 Wiring diagram Nordmann ES4 4 4.6.2 Notes on electric installation 4.6.3 Unit configuration 4.6.4 Inspecting the electrical installation Operation Function of the display and operating elements... -
Page 4: Introduction
The steam humidifier Nordmann ES4 4 incorporates the latest technical ad van ces and meets all recognized safety standards. Nevertheless, improper use of the Nordmann ES4 4 may result in danger to the user or third parties and/or impairment of material assets. - Page 5 If the equipment changes hands, the documentation should be passed on to the new operator. If the documentation gets mislaid, please contact your Nordmann supplier. Language versions The present installation and operating instructions are available in various languages.
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Page 6: For Your Safety
It is assumed that all persons working with the Nordmann ES4 4 are fa- miliar and comply with the appropriate regulations on work safety and the prevention of accidents. - Page 7 Prevention: Before carrying out any work on the steam system set the Nordmann ES4 4 out of operation as described in chapter 5.5, then wait until the components have cooled down sufficiently thus preventing dan- ger of burning.
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Page 8: Product Overview
Product Overview Model overview The steam air humidifiers Nordmann ES4 4 are available in the following version. Model Heating voltage Max. steam capacity Nordmann ES4 4 230V1 230V/1~/50...60Hz 4 kg/h Key model designation Nordmann ES4 4 230V1 product designation Max.steam capacity in kg/h Heating voltage: 230V/1~/50...60Hz: 230V1... -
Page 9: Steam Humidifier Construction
Steam humidifier construction Housing (small, large) Drain valve Cable openings, top side Inlet valve Power board (option) Steam cylinder Control board with CF Card Type plate Terminals supply voltage Electrode plug drain/info key Level sensor operation status indicators Steam outlet Unit switch Water supply connector Water cup... -
Page 10: Functional Description
Functional description The steam humidifier Nordmann ES4 4 is a pressureless steam generator that utilizes an electrode heating. The steam humidifier Nordmann ES4 4 is designed for air humidification via a steam distributor. steam hose Steam distribution pipe condensate hose... - Page 11 Upon reaching the requested steam capacity, the inlet valve closes. If the steam generation decreases below a certain percentage of the required capacity, due to lowering of the water level (e.g. because of the evapora- tion process or drainage), the inlet valve opens until the required capacity is available again.
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Page 12: Humidification System Overview
Humidification system overview DV41 DS22 KS10 DSS22 Z261 125...1250 µs/cm 1...10 bar 1...40 °c Steam humidifier Service switch control voltage supply (building side) steam connector Steam hose (accessory “DS..”/“Z10”) Water drain connector Condensate hose (accessory “KS10”) Water supply connector Steam distribution pipe (accessory “DV41..”) Water connection hose g 3/4"- g 3/8"... -
Page 13: Accessories
Accessories 3.6.1 Accessories overview Accessories for water installation Nordmann ES4 4 Filter valve Z261 (1 pc. per system) Accessories for steam installation Nordmann ES4 4 Steam distribution pipe 1x DV41-... (details see chapter 3.6.2.1) Steam nozzle 1x W21 (details see chapter 3.6.2.2) -
Page 14: Accessory Details
Important! Always select the longest possible steam distribution pipe (opti mum humidification distance). Steam distribution pipes for Length (L) steam Duct width (B) Nordmann ES4 4 distribution pipe Type DV41-.. in mm in mm 41-200 210...400... - Page 15 3.6.2.2 Steam nozzle W21 the steam nozzle W21 can be mounted in the ventilation duct horizontally or vertically. Keep a minimum distance clearance (A) of 200 mm between nozzle opening and the opposite duct wall. ø22.5 mm ø48.5 mm 2 / 3 1 / 3 max.
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Page 16: Standard Delivery
The weight of the unit is less than 20 kg. Always place the unit on its back side. Packaging Keep the original packaging of the Nordmann ES4 4 for later use. In case you wish to dispose of the packaging, observe the local regulations... -
Page 17: Mounting And Installation Work
Mounting and installation work Important notes for mounting and installation work Qualification of personnel All mounting and installation work must be carried out only by well quali- fied personnel authorised by the owner. It is the owner’s responsibility to verify proper qualification of the personnel. General note Strictly observe and comply with all information given in the present instal- lation and operating instructions regarding the location of the unit and the... -
Page 18: Installation Overview
Installation overview External safety chain ES4 4 ext. SAFETY A1 / A2 Pmax 800 Pa Pmin -800 Pa DV41 Continuous control 0-10V On/Off-Control min. 5 % – DS22 ES4 4 ES4 4 CTRL V+ CTRL V+ ext. ext. min. 20 % CONT.SIGN... -
Page 19: Mounting The Unit
Notes on locating the unit 1 ... 40 °C 60...70 °C max. 75 %rh IP20 Nordmann ES4 4 230V1 Dimensions housing (X x Y x Z) in mm 285 x 205 x 430 Net weight in kg Operating weight in kg... - Page 20 CAUTION! If for some reason the Nordmann ES4 4 must be installed in a location without floor drain, it is mandatory to provide a leakage monitoring device to safely interrupt the water supply in case of leakage.
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Page 21: Mounting The Humidifier
4.3.2 Mounting the humidifier Dimension Nordmann ES4 4 230V1 175 mm 35 mm 335 mm 130 mm 75 mm Procedure 1. Mark the attachment point “A” on the wall. 2. Drill hole for attachment point “A” (diameter: 8 mm, depth: 40 mm). -
Page 22: Inspecting The Installed Unit
4.3.3 Inspecting the installed unit Check the following points: Is the unit installed in the correct place (see chapter 4.3.1)? Is the supporting surface stable enough? Is the unit correctly aligned, vertically and horizontally? Is the unit properly secured (see chapter 4.3.2)? Has the front panel of the unit been relocated and correctly fixed with the two screws? -
Page 23: Steam Installation
Steam installation 4.4.1 Overview steam installation Pmax 800 Pa Pmin -800 Pa DV41 min. 5 % – DS22 min. 20 % min. 20 % – KS10 min. 5 % – DSS22... -
Page 24: Positioning Of The Steam Distributors In A Duct
4.4.2 Positioning of the steam distributors in a duct The location for the steam distributor in the duct should be determined at the time of dimensioning the air conditioning system. Please note the following instructions to ensure proper humidification of the duct air. Calculating the humidification distance The water vapour, emitting from the steam distributors, requires a certain distance to be absorbed by the ambient air so that it is no longer visible as... - Page 25 Minimum distances to be observed To prevent the water vapour, that is emitting from the steam distributors, from condensing on downstream system components, a minimum distance to the steam distributor must be observed (depends on the humidification distance “B ”). before/after constriction after expansion 0 .
- Page 26 before/after filter/register before/after fan, zone exit 1 . 5 * 2,5 x B before aerosol filter Installation notes and dimensions The steam distribution pipes are designed for either horizontal installation (on the duct wall) or, with accessories, for vertical installation (in the duct floor).
- Page 27 – Steam distribution pipes must not be mounted to round ducts. If you have questions relating to the dimensioning of ventilation ducts in combination with steam humidifiers Nordmann ES4 4, contact your Nord- mann supplier.
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Page 28: Positioning Of The Steam Distributors In A Steam Bath
4.4.3 Positioning of the steam distributors in a steam bath The positioning of the steam distributors DSS22 and W22 in a steam bath belongs to the clients responsability. 4.4.4 Installing the steam distributors Detailed information on the installation of steam distributors can be found in the separate mounting instructions for these products. -
Page 29: Installing The Steam And Condensate Hose
4.4.5 Installing the steam and condensate hose Important! Use original steam and condesate hose from your Nordmann supplier exclusively. Other types of hoses can cause undesired operational malfunctions. Instructions for the hose layout The hose layout depends on the position of the steam distribution pipe: –... - Page 30 – Steam distribution pipe is mounted less than 500 mm above the top edge of the humidifier: min. 5 % – min. 20 % min. 20 % – Obstacle min. 20 % min. 20 % min. 5 % – min. 20 % min.
- Page 31 100 Pa) per meter steam hose. Note: If your particular installation exceeds the maximum steam hose length of 4 m contact your Nordmann representative. In any case, steam hoses longer than 4 m must be insulated in their entire length (e.g. with insulation hose “EcoTherm”).
- Page 32 Steam line with fixed piping For steam lines with fixed piping, the same instructions apply to the laying of the piping as already described. min. 20 % min. 20 % – The following additional notes should be observed: – the minimum internal diameter of the steam line (diameter depend- ent on the steam humidifier) should be applied over the whole length of the piping.
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Page 33: Common Steam And Condensate Line Errors
4.4.6 Common steam and condensate line errors 1. Steam hose not led at least 300 mm perpendicularly upwards before first bend. 2. Minimum bend radius of steam hose of 300 mm not maintained (forming of condesate). 3. Siphon of the condensate hose not at least 300 mm below the steam distribution pipe. -
Page 34: Inspecting The Steam Installation
4.4.7 Inspecting the steam installation Use the following check list to ascertain that the steam installation was performed correctly: – Steam distribution pipe Steam distributors correctly positioned and secured (screws tight- ened)? Are the outlet orifices at right angles to the air flow direction? –... -
Page 35: Water Installation
Water installation 4.5.1 Overview water installation G 3/4" ø 30 mm G 3/4" ø 30 mm G 3/4" ø14/7 mm ø14/7 mm G 1/2" ø 40/31 mm G 3/8" G 3/8" Z261 ≥ 40 mm 125...1250 µS/cm 1...10 bar 1...40 °C... -
Page 36: Notes On Water Installation
Nordmann supplier. – Notes on water quality: – For the water supply of the Nordmann ES4 4, use exclusively un- treated drinking water. – the use of additives such as corrosion inhibitors, disinfectants, etc. is not allowed, since these additives may endanger health and affect proper operation. -
Page 37: Inspecting The Water Installation
4.5.3 Inspecting the water installation Check the following topics: – Water supply Has filter valve (accessory “Z261”) or shutoff valve and 5 µm water filter respectively been installed in supply line? Have admissible water pressure (1 – 10 bar) and admissible tem- perature (1 –... -
Page 38: Electric Installation
Electric installation 4.6.1 Wiring diagram Nordmann ES4 4 Control board Power board DRAIN INLET CF Card CYLINDER LEVEL SENSOR Drain Factor REL4 MAIN CONTACT Cylinder Inlet valve Power Limit J1 CPU Drain valve BOARD Settings Drain switch Low. Conduct. Standby Drain... -
Page 39: Notes On Electric Installation
Before connecting, ensure that the mains voltage corresponds with the unit voltage stated on the type plate. The Nordmann ES4 4 is to be connected to the mains supply in accordance with the wiring diagram, via a service switch “Q3” (disconnecting device with a minimum contact opening of 3 mm is an essential requirement) and a fuse “F5”... - Page 40 External safety circuit To guarantee the safety of the humidification system, monitoring the opera- tion by means of a safety circuit is an absolute requirement. To accomplish this, the potential-free contacts (max. contact loading 250V/5A) of external moni t or ing devices (e.g. safety high limit humidistat, airflow monitor, ventilation interlock, etc.) are connected in series to the contacts “SC1”...
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Page 41: Unit Configuration
(setting range: 30...100%, factory setting: 100%). General settings (“Settings”) With the DIP switches “Settings” you can set different unit parameters. The unit parameters are preset in the factory and may only be modified by the client after consulting the Nordmann representative. Switch Factory setting Description ON: low water conductivity <125 µS/cm... -
Page 42: Inspecting The Electrical Installation
4.6.4 Inspecting the electrical installation Check the following points: Do the supply voltages for heating and control comply with the relevant voltages given in the wiring diagram? Is the correct CF Card inserted? Are the voltage supplies (heating and control voltage) correctly fused? Is the service switch “Q..”... -
Page 43: Operation
Operation Function of the display and operating elements Drain/Info key – press key shortly: Opens and closes the drain valve (manual drain- ing). Note: the drain valve is automatically closed after 10 minutes. – press key for a extended period of time (>3 sec.): activating the info mode red LED “Error”... -
Page 44: Commissioning
LED lights up and after a few minutes (approx. 5–10 minutes, depending on the conductivity of the water) steam is produced. Note: If the Nordmann ES4 4 is operated with water of low conductivity it may happen that the maximum steam capacity is not reached in the first few hours of operation. -
Page 45: Notes On Operation
• the electric installation for any damage. If the inspection reveals any irregularities (e.g. leakage, error indication) or any damaged components take the nordmann es4 4 out of operation as described in chapter 5.5. Then, contact your Nordmann representative. -
Page 46: Carrying Out Manual Draining
Carrying out manual draining Proceed as follows to drain the unit manually: 1. Briefly press the drain/info key. The heating voltage is interrupted and the drain valve opens. The yellow LED flashes. Note: the drain valve closes after 10 minutes automatically 2. -
Page 47: Maintenance
Prevention: Before carrying out any maintenance work set the Nordmann ES4 4 out of operation as described in chapter 5.5 (switch off the unit, disconnect it from the mains and stop the water supply) and secure the unit against inadvertent powerup. -
Page 48: Maintenance List
Maintenance list To maintain operational safety the Nordmann ES4 4 steam humidifier must be maintained at regular intervals. This is differentiated between the first maintenance after approx. 500 operating hours (I), steam cylinder re- placement after the yellow LED lights (II) and annual maintenance (III). -
Page 49: Removing And Installing Parts For Maintenance
Removing and installing parts for maintenance 6.3.1 Removal and installation of the steam cylinder 1. Undo the two screws fixing the front panel to the unit using a screwdriver, then remove the front panel. 2. Release the hose clamp on the steam hose using a screwdriver, then detach the steam hose from the steam outlet connection of the steam cylinder. - Page 50 5. Carefully lift steam cylinder away from the cylinder receptacle, then remove it to the front. CAUTION! Put steam cylinder down carefully to avoid damage to the lower con- nection piece!
- Page 51 Installation of the steam cylinder follows the reverse sequence. Observe the following: – Before installing the steam cylinder in the unit, check the Oring of the cylinder receptacle for damage and replace if necessary. – Moisten the Oring of the cylinder receptacle with water (do not use grease or oil), then insert steam cylinder into the receptacle and push it down to the stop.
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Page 52: Removal And Installation Of The Drain Cup
6.3.2 Removal and installation of the drain cup 1. Release the hose clamp, then remove water drain hose from the con- nector on the water cup. 2. Undo the three screws fixing the drain cup to the unit using a screwdriver, then remove the drain cup downwards. -
Page 53: Removal And Installation Of The Water Cup And The Water Hoses
6.3.3 Removal and installation of the water cup and the water hoses For removing the water cup and the water hoses the steam cylinder must be removed first (see chapter 6.3.1). 1. Release hose clamps using pliers, then disconnect all hoses from the corresponding connectors and remove the hoses. - Page 54 6.3.4 Removal and installation of the drain valve For removing the drain valve the steam cylinder must be removed first (see chapter 6.3.1). 1. Detach electric cables (polarity of the cables must not be observed). 2. Release hose clamp and remove the hose from the connector. 3.
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Page 55: Removal And Installation Of The Inlet Valve
6.3.5 Removal and installation of the inlet valve For removing the inlet valve the steam cylinder must not be removed. 1. Detach electric cables (polarity of the cables must not be observed). 2. Release hose clamp and remove the hose from the connector. 3. -
Page 56: Notes On Cleaning The Unit Components
Notes on cleaning the unit components Unit component What to clean and how to clean Water hoses • Remove any limescale by slightly knocking on the tubes using a rubber hammer. Then, rinse the tubes well with hot tap water. Inlet valve •... -
Page 57: Notes On Cleaning Agents
Unit component What to clean and how to clean Drain cup • Use a brush to remove any limscale from the drain cup and the receptacle on the bottom side of the unit (do not use a wire brush). If the drain cup is heavily calcified, place it in an 8% formic acid solution (observe safety notes in chapter 6.5), until the limescale comes off. -
Page 58: Fault Elimination
Fault elimination Important! Most operational malfunctions are not caused by faulty equipment but rather by improper installation or disregarding of planning guidelines. Therefore, a complete fault diagnosis always involves a thorough examina- tion of the entire system. Often, the steam hose connection has not been properly executed, or the fault lies with the humidity control system. -
Page 59: Malfunction Lists
CF Card is The installed CF Card is not compat- Install correct CF Card. Let your incompatible ible with the hardware of the unit or Nordmann service technician adjust with the basic settings of the control the basic settings. electronics. –––... - Page 60 Warning Error Cause Remedy Code Malfunction Code Malfunction No electrode current No electrode cur- Phase failure heating voltage. Inspect/turn on service switch of the for more than 20 rent for more than mains supply line. Inspect the fuses of minutes 4 hours the mains supply, replace if necessary.
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Page 61: Notes On Fault Elimination
The elimination of faults must be carried out by qualified and well trained professionals only. Malfunctions relating to the electrical installation (e.g. replacement of fuses) must be repaired by authorized personnel or by your Nordmann representa- tive’s service technician only. Repair work and the replacement of faulty components must be carried out by your Nordmann representative’s service technician only! -
Page 62: Taking Out Of Service/Disposal
Taking out of service/Disposal Taking out of service If the Nordmann ES4 4 must be replaced or if the humidification system is not needed any more, proceed as follows: 1. Take the unit out of operation as described in chapter 5.5. -
Page 63: Product Specifications
Product specifications Technical data Nordmann ES4 4 230V1 Heating voltage 230V/1~/50..60Hz Steam capacity 4 kg/h Max. nominal power 3.1 kW Control voltage 230V/1~/50..60Hz Operating conditions Admissible water pressure 1...10 bar Water quality Untreated drinking water with a conductivity of 125...1250 µS/cm Admissible water temperature 1...40 °c... -
Page 64: Unit Dimensions
Unit dimensions Nordmann ES4 4 (dimensions in mm) ø30 G 3/4"... - Page 65 Notes...
- Page 66 Notes...
- Page 67 © Nordmann Engineering Ltd., Printed in Switzerland Technical modifications reserved...
- Page 68 NORDMAN econ Dampfluftbefeuchter E N G I N E E R I Reg.No. 40002-2 NORDMANN Manufacturer: Nordmann Engineering Ltd. E N G I N E E R I N G www.nordmann-engineering.com, info@nordmann-engineering.com...
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