Stulz ENS 14 A Technical Manual Download Page 77

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DE / 06-2016 / 1000687

STULZ UltraSonic -System for duct humidification ENS 14 A - 18 A-

Maintenance

11.3. Visual inspection

Switch off power supply and secure so it

cannot be switched back on.

Remove mist guide tubes and inspect

transducers.

Assemble the unit in reverse order.

Remove cover and check inside the unit.

Check system from the outside.

Proceed as follows to perform the visual inspection:

CAUTION

Time intervals of maintenance cycles.

If mineral salt residues or other major impurities are discovered, check the water treatment system and

its monitoring devices (conductivity measuring equipment/humidity sensors).

IMPORTANT

Item Description

Ultrasonic humidifier

Screw

Mist outlet

Water tank

Oscillator

Housing cover of electronic supply module

Slacken but do not fully remove the screws.

Summary of Contents for ENS 14 A

Page 1: ...STULZ UltraSonic Humidifier Technical Manual System for duct humidification ENS ENS 14 A ENS 18 A Original instructions Read carefully before use Keep for later reference Index 1000720 EN Issue 08 2016 ...

Page 2: ...l expansion of its air conditioning technology business spe cialising in A C for data centres and telecommunications installations STULZ employs 2 200 workers in Germany and seventeen subsidiaries in France Italy Great Britain Belgium Brazil the Netherlands New Zealand Mexico Austria Poland Spain Singapore China India South Africa Australia and the USA The company also co operates with sales and s...

Page 3: ...a purveyor of sophisti cated technical solutions for comfort and precision air conditioning applications since 1947 Best regards STULZ GmbH For general inquiries our hotline is available at 49 40 5585 5000 Our service hours are weekdays from 7am 4pm Forfurther information concerning our products and services visit ourwebsite www stulz com ...

Page 4: ......

Page 5: ...CRIPTION 12 4 1 Sizes 13 4 2 Rating plate 13 4 3 Description of unit 14 4 4 Operating principle of ultrasonic humidification 15 4 5 Technical data 16 4 6 Dimensional drawing 17 4 7 Application limits 18 4 8 Service life of materials 19 4 9 Water treatment 20 4 10 Use in conformity with requirement of hygiene 22 5 DESIGN AND PLANNING 24 5 1 Humidifier distance 25 5 2 Applications 26 5 2 1 Comfort a...

Page 6: ...1 1 Changing the menu levels 59 9 1 1 2 Setting the operating mode 61 9 1 1 3 Setting the setpoint 63 9 2 Booster fan optional 65 9 2 1 Description of booster fan 65 9 2 2 Booster fan technical data 65 9 2 3 Dimensional drawing of booster fan 66 9 2 4 Installing the booster fan 67 10 DECOMMISSIONING 69 10 1 Switching off 69 11 MAINTENANCE 70 11 1 Maintenance cycles 71 11 2 Checklist for hygiene ch...

Page 7: ...ns see 2 3 Qualification requirements for personnel on page 8 1 3 Conventions regarding illustrations Safety and warning notices are indicated by signal words The signal words indicate hazard levels with a risk of injury of varying degrees of severity The signal word IMPORTANT indicates a risk of property damage Signal word Meaning Consequences of failure to observe DANGER Immediate threat of dang...

Page 8: ...ring L Pipe length in m LED Light emitting diode l h Liters per hour Composite unit for volumetric flowrate m Meter SI base unit Length min Minute SI unit Time N Neutral wire NB Nebuliser NC Normally closed Relay is closed without current NO Normally open Relay is open without current rF Relative humidity in s Second SI base unit Time SV Solenoid valve T Cycle time ti Pulse time TP Thermostat tp R...

Page 9: ...e with the assembly and operating instructions In such cases all liability for material defects is excluded 1 9 Copyright All brand and product names are trademarks or registered trademarks of the products bearing these names UltraSonic is a registered trademark of STULZ GmbH All rights reserved including in respect of this translation No part of this document may be reproduced in any form e g pri...

Page 10: ...se call STULZ Technical Support 2 1 Proper use The STULZ UltraSonic ENS model series is designed for duct humidification through the ultrasonic ato mization of demineralized drinking water The STULZ UltraSonic ENS model series is intended solely for indoor use and may only be used with compatible products Any other use besides or beyond this shall be regarded as improper use STULZ cannot be held l...

Page 11: ...ther applicable documents are listed in section 2 5 Other applicable documents on page 11 Units must be stationary and switched off before any work is carried out The unit must be discon nected from the mains power for any maintenance work and a warning sign affixed to prevent it from being inadvertently switched on Before restarting the preparatory measures in the Installati on Start up section m...

Page 12: ...electrical engineering Familiarity with the technical documentation All water installation work must be performed exclusively by authorized and trained specialist personnel Specialist personnel within the context of this documentation are persons who are familiar with the elec trical installation start up maintenance and repair of the system and are in possession of the following qualifications In...

Page 13: ...ackaged in a cardboard box Open the box carefully to prevent damage to the unit s surface If the unit is to be placed in interim storage after delivery take the following precautions for protection against corrosion and damage Store the unit in a dry location Store the unit in its packaging if possible Seal water connections with protective caps Dispose of the packaging properly To avoid the risk ...

Page 14: ...ick start Guide Threaded joint for stainless steel tube Connection 6 mm 1 x item 29 3 way main cable ENS 14 A 18 A 1 x item 19 4 way main cable ENS 14 A 18 A 1 x item 20 Connector for PE plastic tube connection 6 mm 1 x item 30 SCHNELLSTARTANLEITUNG CompTrol Interface III k VERSION 06 2015 1000647 DE STULZ UltraSonic 3 XTOTÇP TNV _L _ 2 TOP d _PX QZ O N_ S XTOTQTNL_TZY 09 ENS 14 A ENS 18 A Index 1...

Page 15: ...5 1 2 Stückliste BOM Gew Werkstoff Artikel Halbz Abm Norm Rev Zeichnungs Nr Benennung Anz Pos 0 122 kg AlMg3 AW 5754 3 3535 PL1 x 185x375 DIN EN 485 3 00 US ZUB 16 0023 Lochblech 1 1 0 026 kg AlMg3 AW 5754 3 3535 PL1 x 25 3x375 DIN EN 485 3 00 US ZUB 16 0033 Klemmschiene 1 2 0 000 kg 1221125 2 5 Niet 5 3 Werkstoff material Projekt project Norm standard specification Bestell Nr order No Bemerkungen...

Page 16: ... description Mist guide tube Control box Connectors Cable voltage supply Mark for direction of air flow ENS4800 CAUTION Property damage due to an incorrect water supply The ultrasonic humidifier is operated with demineralized drinking water to ensure that the transducers retain their function throughout the unit s service life Furthermore if the mineral content of the water is too high for the pla...

Page 17: ...alpy and changes its state from flu id to aqueous This adiabatic behavior removal of heat from surrounding air cools the air in the room Note 4 2 Rating plate The rating plate contains the most important data for identification of the STULZ UltraSonic ENS ultra sonic humidifier and about the application limits The rating plate is affixed to the side of the humidifier The data on the rating plate a...

Page 18: ...es above a preset threshold Varistors are installed to protect the electronics from voltage peaks EN 06 2015 1000610 STULZ GmbH Ham 16 nditions he polished stainless steel housing with removable stainless steel hood contains ultrasonic atomiz odules a solenoid valve and two float switches The air intake features a maintenance friendly ins th stainless steel guide rails in which a washable dust fil...

Page 19: ...signal of 1 65 MHz The surface of the transducer 1 vibrates at such high speed that the water 2 can no longer follow the movement due to its inertia This produces a column of water 3 above the trans ducers as soon as the unit is switched on Because the water is unable to follow the faster movement of the transducer a momentary vacuum occurs during the nega tive amplitude of the transducer Cavitati...

Page 20: ... ON OFF accessory set 1 Set 4 Set 4 Proportional accessory set 1 4 Set 17 Set 17 ON OFF control module with ON OFF time relay 2 Capacity at a water level of 40 mm air temperature of 26 C water temperature of 26 C and voltage of 48 V Operating conditions Ambient temperature 8 C to 40 C relative humidity less than 90 Water supply Only demineralized drinking water 80 μS cm may be supplied to the ultr...

Page 21: ... Stop cock Provided by plant operator Dimensions L and P see Technical data on page 16 ＡＩＲＩＮＬＥＴＭＩＳＴＯＵＴＬＥＴ１０２１５３４７９１０１１ＨＵＭＩＤＩＦＩＥＲＣＡＳＩＮＧＥＬＩＭＩＮＡＴＥＲＭＥＴＡＬＣＯＮＮＥＣＴＯＲＭＥＴＡＬＣＯＮＮＥＣＴＯＲＷＡＴＥＲＳＵＰＰＬＹＴＵＢＥＯＶＥＲＦＬＯＷＰＩＰＥＤＲＡＩＮＰＩＰＥＭＯＵＮＴＩＮＧＦＯＯＴＷＡＴＥＲＳＵＰＰＬＹＶＡＬＶＥＳＰＥＣＩＦＩＣＡＴＩＯＮＳＭＯＤＥＬＣＡＰＡＣＩＴＹｋｇｈＮＯＳＯＦＵＬＴＲＡＳＯＮＩＣＮＥＢＵＬＩＺＥＲＵＮＩＴＰＯＷＥＲＳＵＰＰＬＹＲＡＴＥＤＰＯＷＥＲＣＯＮＳＵＭＰＴＩＯＮｗＷＥＩＧＨＴｋｇＤＩＭＥＮＳＩＯＮＬｍｍ...

Page 22: ...uring start up or during the delivery time of new filter cartridges No longer than 5 of operating hours in total Also see 4 9 Water treatment on page 20 CAUTION Reducing conductivity Depending on the planned application it may make sense to further reduce conductivity This must be done by the plant operator Note CAUTION High dust content If the air has an unusually high dust content e g silicon po...

Page 23: ... 1 280 rint Plate 加湿ﾕﾆｯﾄ基板振動子ﾅｼ TE009 L50095 112327 olenoid Valve with Inlet and Outlet Joint 1 520 S12S AC48V 2 500 2011 5 1価格改定 NS用電磁弁 TE010 M67637 L50060 112322 New price valid on and after May 1 2011 loat Switch for with Rubber Packing 480 ow Level Cut off S 0850A NS用低水位ﾌﾛｰﾄｽｲｯﾁ TE011 L50110 112331 loat Switch for with Rubber Packing 480 Water Supply S 0850B NS用給水ﾌﾛｰﾄｽｲｯﾁ TE012 L50111 112330 ...

Page 24: ...in μS cm We distinguish between two different applications Comfort applications Offices doctors surgeries production plants storage facilities Recommended water quality 20 μS cm Recommended water treatment using reverse osmosis with downstream ion exchanger if necessary Equipment room applications Equipment rooms server rooms laboratories applications with large circulating airflows with a low pro...

Page 25: ...egrated conductivity measurement device and a conductivity measuring probe for monitoring the water quality You can select any conduc tivity alarm switchpoint you wish which is highly flexible to suit requirements and the quality of the water produced The alarm can be output by NC or NO contacts and an acoustic alarm The alarm contacts can be connected to a USM USS controller Then the humidifier i...

Page 26: ...ganisms cause harm through toxic materials or inorganic or organic impurities It also stipulates that only materials that do not promote microbial proliferation are used only materials with lasting resistance to corrosion are used all components are easily accessible water bearing areas can be inspected tested and cleaned at all times the supplied water satisfies the microbiological requirements o...

Page 27: ...der ABS Acrylnitril Butadien Styrol Copolymerisat Bevorzugt sollte Edelstahl zum Ein satz kommen Seite 2 von 2 Geschäftsführender Papenreye 61 D 22453 Hamburg Gerichtstand und Sitz der Gesellschafter Telefon 49 40 55 76 31 0 Gesellschaft ist Hamburg Dipl Biol Dr Holger Brill Telefax 49 40 55 76 31 11 HRB 59269 Internet brillhygiene com E mail Info brillhygiene com USt Id Nr DE 173 5272 59 2 Lange ...

Page 28: ...ferent sizes and boundary conditions 1 Installation conditions Location elevation above sea level Room volume Room air temperature Relative and specific room air humidity Air change rate forced ventilation air changes induced by air transfer Ambient air quality Power connection Water connection Water quality of drinking water 2 Process requirements Type or design Application Water quality of demin...

Page 29: ...nother means of reducing the humidifier distance This reduces the humid ifier capacity according to demand for more than 90 of the operating time thereby shortening the humidifier distance protecting the transducers and maintaining uniform mist distribution even in partial load mode ULTRASONIC TECHNISCHE DATEN ZUR MODELLREIHE ENS Maßzeichnungen Geräteaufbau ENS 1200 9600 2 2 5 1 Humidifier distanc...

Page 30: ...lants storage facilities Recommended water quality 20 μS cm Recommended water treatment using reverse osmosis with downstream ion exchanger where necessary Reverse osmosis Storage tank Open loop closed loop control ion exchanger if necessary Conductivity monitor Conductivity sensor ENS 5 2 2 Equipment room applications Equipment rooms server rooms laboratories applications with large circulating f...

Page 31: ... humidifier In addition to the trans former required for operation the switch gear cabinet must also house contactor relays the master switch terminal strips and if applicable the proportional adapter controller or conductivity measuring equipment Closed loop control of the ultrasonic humidifier can take the form of either two point ON OFF or propor tional control The control must be adapted as ne...

Page 32: ...that control concepts can subsequently be modified without any major software or hardware changes Control via sensors The microprocessor records humidity and adjusts the ultrasonic humidifiers proportionally By modifying the parameter range the humidifying system can be adapted to perfectly suit requirements and ambient conditions Control via external control signal The microprocessor processes a ...

Page 33: ...ear cabinet Accessory sets consist of individual components for creating a control system in the on site switch gear cabinet This control system can also be used with an external control signal When wiring the switch gear cabinet connect the supplied TVS diodes parallel to the Nebulizer print plate to protect the trans ducers In addition use the supplied contactor for the water tank fill level and...

Page 34: ...uppression filter Proportional adapter Item number For mounting a proportional control for an external control signal ENS 14 A 1 x 1300 VA 2 x 1 x 1 x 1 x 1 x 1 x K87086 ENS 18 A 1 x 1300 VA 2 x 1 x 1 x 1 x 1 x 1 x K87086 The optional accessory sets consist of unmounted components for installing in an on site switch gear cabinet Accessory set proportional control CAUTION The wrong TVS diodes can c...

Page 35: ...l to check the position of the humidifier before starting it up IMPORTANT CAUTION Upright position Do not switch on the master switch under any circumstances if the unit is not in an upright position It is essential to check the position of the humidifier before starting it up IMPORTANT CAUTION Installation clearance Leave minimum clearance of longer than humidifier distance between the upper edge...

Page 36: ...2 4 3 5 6 12 14 15 11 10 9 8 7 Item Name 1 UltraSonic ENS 14 A 18 A 2 Connector for PE plastic tube 3 Pipe for demineralized drinking water Ø 6 mm 4 Overflow pipe Ø 1 2 5 Drainage pipe Ø 1 2 6 Plastic stop cock 7 USM master controller USM 1303 ENS 14 18 A 8 0 10 V DC control signal or humidity sensor 9 Flush valve 48 V AC 10 STULZ conductivity measuring kit 11 Adapter 6 mm 3 4 12 STULZ ion exchang...

Page 37: ...１４Ａ１３１４２４ＡＣ４８Ｖ１０７５０９６０３０１７１８ＥＮＳ１８ＡＰＬ２６６７３７７９２６６７３７５７６９１２ＡＩＲＩＮＬＥＴ３４７１１ＳＰＥＣＩＦＩＣＡＴＩＯＮＳＭＯＤＥＬＣＡＰＡＣＩＴＹｋｇｈＮＯＳＯＦＵＬＴＲＡＳＯＮＩＣＮＥＢＵＬＩＺＥＲＵＮＩＴＰＯＷＥＲＳＵＰＰＬＹＲＡＴＥＤＰＯＷＥＲＣＯＮＳＵＭＰＴＩＯＮｗＥＮＳ１４Ａ１３１４２４ＡＣ４８Ｖ１０７５０９６０３０１７１８ＥＮＳ１８ＡＰＬ CAUTION Space for maintenance and repair work During installation always leave sufficient space for maintenance and repair work Insufficie...

Page 38: ...of installation to suit local circumstances The examples below show the installation of an ENS ultrasonic humidifier on a bracket and in a duct If the ultrasonic humidifier is mounted on a bracket the safety overflow must be connected to the drain via a hose If it is not possible to connect the safety overflow to the drain the ultrasonic humidifier can be installed in a tray in which a water senso...

Page 39: ... hole spacing 3 a Bracket Secure the humidifier to the wall bracket with the M6 bolts b Safety tray Install the humidifier in the safety tray Item Name 1 UltraSonic ENS 14 A 18 A 2 Duct section of stainless steel 3 Supply air humidity sensor or hygrostat 4 Water drain provide siphon 5 Control cabinet USM USS 6 Perforated plate for non laminar incoming flow Requirement open diameter 60 7 Return air...

Page 40: ...ght STULZ GmbH 02 1997 Beispiele für die Aufstellung von ENS Befeuchtern Sollen mehrere Ultrasonic Befeuchter im Kanal installiert werden so müssen die Befeuchter über den Kanalquerschnitt verteilt werden um eine gleichmä ßige Verteilung der Feuchtigkeit im Luftstrom zu erzielen Sehen Sie hierzu die Zeichnungen Beispiele für die Aufstellung von ENS Befeuchtern 5 2 SECTION SECTION SECTION ＡＩＲＩＮＬＥＴ...

Page 41: ...02 1997 verteilt werden um eine gleichmäßige Verteilung der Feuchtigkeit im Luftstrom zu erzielen Ein entsprechendes Gestell für die Aufnahme der Befeuchter im Luftbehandlungsgerät kann wie abgebildet aussehen 16 04 97 13 47 59 Unit mm Interior dimensions of box type unit Fit frame in floor tray Corner bracket Humidification dis tance 200 mm Floor tray Mat Stainless steel 1 5 mm thick Siphon must ...

Page 42: ...ved Maße ohne Toleranzangabe Measures without specification of tolerances DIN ISO 2768 mK Plotdatum Blatt sheet Entstanden aus Orig of Version V37 US ZUB 16 0019 00_M10432_LochblechKomplett ENS14A idw 25 06 2016 Schönfeldt A2 Lochblech komplett ENS 14 A US ZUB 16 0019 1 s Tabelle 1 0 278 kg Vertrauliches Dokument Eigentum von Stulz GmbH Die Vervielfältigung oder Weitergabe dieses Dokumentes sowie ...

Page 43: ...221625_Konsole ENS14 18A idw 27 05 2016 Schönfeldt A2 Konsole ENS 14 18A US ZUB 16 0007 1 PL1 5 x 299 4x1158 4 DIN EN 9445 2 1 4301 1 3 985 kg Vertrauliches Dokument Eigentum von Stulz GmbH Die Vervielfältigung oder Weitergabe dieses Dokumentes sowie die Nutzung oder Weitergabe seines Inhaltes ist ohne ausdrückliche schriftliche Genehmigung nicht gestattet Alle Rechte vorbehalten Proprietary and c...

Page 44: ...ineralized drinking water with the conductivity that is suitable for your application see section 4 7 Application limits on page 18 Provide each unit with a stop cock in the drinking water supply pipe Clean all lines before connecting them to the humidifier The supply line can be a pressure hose or a stainless steel tube depending on the safety risk Connect the overflow pipe for additional securit...

Page 45: ...１７８５７３０８９５９５０１３９６０３０１７１８ＥＮＳ１８ＡＰＬ１０９５２０５０１７５１１０６０ＡＩＲＩＮＬＥＴＭＩＳＴＯＵＴＬＥＴ３４７９１０１１ＨＵＭＩＤＩＦＩＥＲＣＡＳＩＮＧＥＬＩＭＩＮＡＴＥＲＭＥＴＡＬＣＯＮＮＥＣＴＯＲＭＥＴＡＬＣＯＮＮＥＣＴＯＲＷＡＴＥＲＳＵＰＰＬＹＴＵＢＥＯＶＥＲＦＬＯＷＰＩＰＥＤＲＡＩＮＰＩＰＥＭＯＵＮＴＩＮＧＦＯＯＴＷＡＴＥＲＳＵＰＰＬＹＶＡＬＶＥＳＵＳ３０４ＡＢＳ４Ｐ３ＰＴＯＢＥＰ１６ｍｍＯ１２ｍｍＯＳＵＳ３０４ＴＯＢＥＰ１２ＣＯＲＤＭＡＩＮＳＨＩＥＬＤＣＯＲＤＣＯＮＴＲＯＬＳＨＩＥＬＤＷＥＴ４５５５６０３０６０２０１５５０ＩＴＥＭ１２３４５６７８９１０１１ＰＡＲＴＮＡＭ...

Page 46: ...nsists of the following Optional accessories 2 Push the union nut with cutting ring over the stainless steel tube 1 Clean all components stainless steel tube threaded joints 3 Screw the union nut onto the inlet joint on the ultrasonic humidifier 4 Check that connections are secure Threaded joint for stainless steel tube connection 6 mm Connector for PE plastic tube connection 6 mm 2 700 Not availa...

Page 47: ...asonic humidifier 4 Check that connections are secure 3 Insert the plastic tube into the connector ULTRASONIC or Pipe for demineralized drinking water Ø 6 mm PE plastic tube Connector Inlet joint in ultrasonic humidifier ULTRASONIC ULTRASONIC Pipe for demineralized drinking water Ø 6 mm stainless steel Cutting ring in product package Union nut Inlet joint in ultrasonic humidifier ＩＮＬＥＴＭＩＳＴＯＵＴＬＥＴ...

Page 48: ...irt must not get into water pipes All pipes must be cleaned before they are connected to the unit IMPORTANT CAUTION Position of valves Always install valves below the unit IMPORTANT CAUTION Direction of flow of solenoid valve Pay attention to the direction of flow when fitting the solenoid valve IMPORTANT CAUTION Resistant materials The connection between the demineralization system and the humidi...

Page 49: ...a clip to fix the hose in place 1 Push a drainage hose inside diameter 15 mm over the overflow fitting 38 Copyright STULZ GmbH Überlauf Overflow pipe 1 2 provided on site 38 Copyright STU Überlauf CAUTION Using a safety tray If the humidifier is mounted on a wall the overflow pipe must be connected for additional safety How ever no water flows into the overflow during normal operation If it is not...

Page 50: ...itung mit Magnetventil ist nur Connection to a drainage pipe with solenoid valve is only necessary if the water needs to be drained during longer periods of ultrasonic humidifier downtime due to hygiene requirements O ring and plug included in product package required only for transport The hose is pushed on Thread is required only for transport Waste water pipe 1 2 provided by plant operator Drai...

Page 51: ...Hamburg DE 06 2016 1000687 47 STULZ UltraSonic System for duct humidification ENS 14 A 18 A Installation Installation options for the flush valve CAUTION Flush valve The bolt and O ring are no longer required Note ...

Page 52: ... and the unit and secure so they cannot be switched back on for the duration of the work WARNING DANGER CAUTION Danger of death Electric shock risk Never mount the control cabinet below the humidifier WARNING DANGER CAUTION Electrical connections are secure After transport delivery check that electrical connections are secure and re tighten if necessary WARNING CAUTION Position of control cabinet ...

Page 53: ...IC ULTRASONIC H1 rot 6 x 1 25 mm2 4000 mm 4000 mm G weiß n G1 grün 1 gelb 2 braun H schwarz 3 x 0 75 mm2 z Ansicht von Lötseite 6 Poliger Stecker 3 Poliger Stecker LEER gelb LEER braun X2 grün X1 rot ULTRASONIC ULTRASONIC 2 weiß 2 rot Ansicht von Lötseite schwarz weiß rot 3 schwarz 1 weiß H1 schwarz G weiß CAUTION Further information You can find more detailed information on the different external...

Page 54: ...P 9600P BNB 5000 8000 9 9 Befeuchter ENS 14 ENS 18 USS 1303 Color code black white red green white red black In circuit diagram bk wh rd gn wh rd bk UltraSonic humidifier ENS 14 A 18 A X3 E1 7 5 1 1 Connection of humidifier to USM control cabinet 7 5 1 2 Connection of humidifier to USS control cabinet To other USS SLAVE control cabinets USS 503 1303 Maximum cable length 15 m PPM 12 13 14 15 16 17 ...

Page 55: ...m Ω x mm2 Note 56 2 m Ω x mm2 for copper 4 of 48 V AC electrical supply i e maximum voltage drop 1 92 V This results in a minimum permitted electrical supply of 46 08 V AC If the voltage drop between the control cabinet and the ultrasonic humidifier is 4 or lower the voltage is still within tolerance If the voltage falls below this value however please select a larger cable cross section with the ...

Page 56: ... 94 V 4 y 56 2 m Ω x mm2 A 2 5 mm2 I 15 63 A i x 56 2 m Ω x mm2 x A L 2 x I 1 92 V x 56 2 m x 2 5 mm2 2 x 15 63 A x Ω mm2 8 63 m 5 m CAUTION Larger cable cross sections If larger cable cross sections are used different terminals must be employed Note CAUTION Short cable routes We urgently recommend keeping cable routes as short as possible and extending the supplied cables only in exceptional case...

Page 57: ...Ｇ１２３４ＬＷＵＷＥＴＭＡＳＴＥＲＥＮＳＣＯＬＴＤＷＥＴＭＡＳＴＥＲウエットマスター株式会社１２２３４５６１２ＣＮ１ＣＮ３ＣＨＣＮ２ＷＤＴＰＦＳ２ＳＶＦＳ１ＮＢ１ＮＢ３ＮＢ２９２３ＮＢ２ＮＢ４ＮＢ３０２４１４ＺＲ１８ＺＲ 7 5 3 Internal wiring Key CH Relay panel LWU Auxiliary relay SV Solenoid valve FS1 Float switch for water supply FS2 Float switch for low water level TP Thermostat WD Leakage alarm NB1 NBn UltraSonic nebulizer unit ...

Page 58: ...ter in pipes Do not operate the humidifier with stationary water in the pipes IMPORTANT CAUTION Alignment with airflow Align the humidifier in the direction of the airflow IMPORTANT CAUTION Water and power supply Make sure the ultrasonic humidifier is supplied with electrical power and demineralized water IMPORTANT CAUTION Space for maintenance and repair work The installation clearances from sect...

Page 59: ...ctions tight c Is the mist distributed evenly and is there no possibility of condensation 5 If you have made sure the humidifier is function ing correctly start up is complete Otherwise proceed with step 6 After successful start up clean the unit 9 4 Cleaning on page 74 CAUTION Humidifier start up The humidifier begins to humidify the room when the water tank in the unit is full This may take a fe...

Page 60: ...0V 1Ph 50Hz Comments Reason for test Start up Service Fault General condition before the test Very good Good Adequate Poor Electrical test of humidifier Solenoid fill valve OK Damaged tight Comments Oscillators Circuit 1 OK Damaged Comments Oscillators Circuit 2 OK Damaged Comments Fan module OK Damaged Comments Safety chain Low level float switch OK Damaged Comments Supply float switch OK Damaged...

Page 61: ...water level in the tank falls below a safety level during operation a float switch shuts down the ultrasonic humidifier If the water temperature is exceeded the internal temperature monitor is triggered 40 C and switches off the unit CAUTION Automated flushing routines We recommend the use of STULZ UltraSonic master slave control units USM USS These perform all flushing routines automatically Note...

Page 62: ...er supply of the ultrasonic humidifier 3 Set the parameters of the humidity con troller to achieve the desired air humidity 1 Turn on the tap Proceed as follows to operate the system CAUTION Never seal off mist outlets Never seal off the mist outlets IMPORTANT CAUTION Pay attention to controller Before start up read the technical guide of the controller you are using CAUTION No obstacles in the bl...

Page 63: ...tting 1 100 supp KC Controller gain for supply air controller room KC Controller gain for room air controller Setpoint menu supp Supply air room Room air suMAX Supply air limitation Proceed as follows to change to the start up menu 3 The start up menu is displayed 2 Press and hold the Esc button Immediately afterwards press and hold the button 1 Main menu is selected Stulz Ultrasonic Master Slave ...

Page 64: ...rd 0 Ausg 0 drü und zusä ca 5 s C betätigen Grundmenü drü Befeuchter Me Diagnose Men Curso W T ESC drücken drücken T S S W X T ESC OK S W X T ESC OK Programmiermenü Stulz Ultrasonic Master Slave Steuergeräte USM USS Menüaufbau Anwe Befeuchtungssteuerung ü Cursor T Cur ESC Curso Stop Set Param Set Prg Name I 0 123456789 1 0123456789 2 01234 Diagnose digit Eingänge Befeuchter Ext Anford Anfrd 0 Ausg...

Page 65: ... air is limited to an adjustable maximum value Input 1 External signal 0 10 V Input 2 Supply air sensor 0 1 V Monitoring for sensor fracture Default setting 3 Application 3 The supply air humidity is maintained at a constant setpoint Input 2 Supply air sensor 0 1 V Monitoring for sensor fracture Default setting 68 Application 4 Controlled room humidity Input 1 Room sensor 0 1 V Monitoring for sens...

Page 66: ...st reque 0 outpt 0 mode 1 capacit 1 00 supp 15 00 room 20 00 mode 1 capacit 1 00 supp 15 00 room 20 00 5 Press and hold the OK button until 00001 appears on the mode line 8 Press OK to save the operating mode 6 Using the button move the cursor to 00001 Stulz Ultrasonic Master Slave Steuergeräte USM USS Menüaufbau Anwe Befeuchtungssteuerung ü Cursor T Cur ESC Curso Stop Set Param I 0 123456789 1 01...

Page 67: ...s follows to set a setpoint example for operating mode 4 1 Press and hold the Esc button and im mediately afterwards press and hold until setpoint appears on the display 2 You are now in the setpoint menu CAUTION Setting the controller For details on controller settings please read the Technical Manual of the USM controller IMPORTANT Stulz Ultrasonic Master Slave Steuergeräte USM USS Menüaufbau An...

Page 68: ...2 01234 Diagnose digit Eingänge Befeuchter Ext Anford Anfrd 0 Ausg 0 drü und zusä ca 5 s C betätigen Grundmenü drü Befeuchter Me Diagnose Men Curso W T ESC drücken drücken T S S W X T ESC OK S W X T ESC OK Programmiermenü setpoint room 00055 suMAX 85 5 Press and hold the OK button until 00055 appears on the parameter line 20 Befeuchtungssteuerung ü Cursor T Cur ESC Curso Stop Set Param Set Prg Nam...

Page 69: ... expels mist out of the humidifier whenever the latter is operating with a minimal airflow This ensures that function can continue even if the air speed falls below the minimum level of 1 5 m s The booster fan is fitted to the back of the ENS 14 18 humidifier with the supplied brackets 9 2 2 Booster fan technical data Booster fan model 14 IF 18 IF Air output m3 h 400 400 Number of fans 2 2 Operati...

Page 70: ...oster fan Item number Description 1 Humidifier ENS 14 18 A 2 Droplet separator 3 Connector 4 Oscillator connection 5 Control system connection 6 Booster fan connection 7 T piece 8 Water supply 9 Safety overflow 10 Water drainage threaded joint 11 Installation foot 12 Booster fan 13 Fan 14 Shut off valve Provided by plant operator View B View A ...

Page 71: ...precisely horizontally It is essential to check the position of the fan before starting it up IMPORTANT CAUTION Upright position Do not switch on the master switch under any circumstances if the unit is not in an upright position It is essential to check the position of the humidifier before starting it up IMPORTANT CAUTION Adhere to set clearances Between the mist outlets and any component that m...

Page 72: ...connector in the booster fan connection and screw tight 1 Remove the feet of the ENS humidifier Installation Proceed as follows to install the booster fan Electrical wiring The electrical connection of the booster fan comprises a connector with two ring terminals 48 VAC Insert the 2 meter long pre assembled cables with connectors into the sockets in the units intended for this purpose and screw ti...

Page 73: ...r supply and dis charge pipes Drain residual water 2 Turn off the on site tap for the water supply 10 Decommissioning 10 1 Switching off If the humidifier is not going to be used for a longer period take the following precautionary measures CAUTION Interrupted water supply Only turn off the water supply if there is no electrical power to the fill valve The coil needs the cold water for cooling The...

Page 74: ...ith suitable tools as otherwise damages could be caused IMPORTANT CAUTION Genuine spare parts Only genuine STULZ spare parts may be used CAUTION Danger of property damage due to electric shock Do not switch on the power source if the ultrasonic humidifier is lying on its side or on its head This would damage the unit as it has no water in this position CAUTION Small parts Take care not to lose sma...

Page 75: ...eak test Check all screw and push in connections for leaks Threaded joints are secure Connectors are secure 6 months 74 Transducers Check transducers for deposits 6 months 77 Specialist engineer Inspect electrical system Remove cover of control system and check electrics 6 months 78 Replace nebulizer print plates Approx every 10 000 operating hours 100 Replace ultrasonic humidifier In the event of...

Page 76: ...of the Directive refers to sampling for the purpose of risk assessment at the system boundary to the room It must entail expert microbial sampling in accordance with Objective G or DIN EN ISO 19458 If further sampling points are required e g after reverse osmosis If microbial sampling to assess the water bearing system must be performed in accordance with Objective B as per DIN EN ISO 19458 A samp...

Page 77: ...r and check inside the unit 2 Check system from the outside Proceed as follows to perform the visual inspection CAUTION Time intervals of maintenance cycles If mineral salt residues or other major impurities are discovered check the water treatment system and its monitoring devices conductivity measuring equipment humidity sensors IMPORTANT 6 Item Description 1 Ultrasonic humidifier 2 Screw 3 Mist...

Page 78: ...esidues using commercially available cleaning agents We recommend gentle odorless deter gents based on citric acid 1 Thoroughly clean all water bearing parts with water and a cloth or brush using demineralized drinking water Slacken but do not fully remove the screws CAUTION Danger of death Electric shock risk Switch off power to the system before cleaning WARNING DANGER CAUTION Hard objects Do no...

Page 79: ...ousing 2 Slacken the Phillips screws and remove the mist outlets 1 Perform steps 1 6 from section 11 5 Inspecting the electrical system on page 78 11 4 2 Cleaning the water tank oscillators and mist outlets Proceed as follows to clean the water tank oscillators and mist outlets Slacken but do not fully remove the screws Item Description 1 Ultrasonic humidifier 2 Screw 3 Mist outlet 4 Water tank 5 ...

Page 80: ...lator is scratched re place it Note CAUTION Treatment of drinking water If mineral residues or other major impurities are discovered check the upstream drinking water treatment system Note Item Description 1 Water tank 2 Oscillator 3 Mist outlet 4 Float switch 1 2 4 3 4 8 Clean mist outlets with demineralized drinking water 7 Remove any mineral residues using a citric acid based domestic cleaning ...

Page 81: ... pipes with the highest possible pressure before connecting units to the water mains Note 9 Disinfect the water tank a Brush or spray all parts with 5 hydrogen peroxide solution H2 O2 a minimum of three times at 15 minute intervals b After an exposure time of approx 30 min rinse parts thoroughly several times with water c Flush water pipes with the highest possible pressure before connecting units...

Page 82: ...rasonic humidifier and secure so it cannot be switched back on CAUTION Specialist personnel This work may only be performed by specialist personnel WARNING Item Description 1 Ultrasonic humidifier 2 Stainless steel screw 3 Housing cover of electronic supply module Slacken but do not fully remove the screws 3 1 7 Slacken the two stainless steel screws in the housing cover of the electronic supply m...

Page 83: ...e and deposits 11 Check the motherboard for changes in color damage and deposits 13 Check whether electrical cables are damaged and that all cables are routed correctly 9 Make sure that the unit has no leaks 14 Replace damaged parts as described below CAUTION Trapped cables During installation take care not to trap any cables between parts of the housing IMPORTANT 15 Assemble the unit in reverse o...

Page 84: ...rse order 7 Check that all screws are securely tightened 2 To remove the relay PCB pull out all blade terminals from the PCB 3 Pull the relay PCB out along the guide rails 4 Push the new relay PCB in along the guide rails 1 Perform steps 1 7 from section 11 5 Inspecting the electrical system on page 78 CAUTION Marked cables When inserting cables later on there cannot be any confusion as both the P...

Page 85: ... nuts and pull the float switches downward and out 4 Check the open closed signal from the float switches and replace if necessary Item Description 1 Fill valve 2 Motherboard CH 3 Float switch for low water 4 Float switch for water supply 5 Lock nut a Float switch for low water FS2 Upper level open Lower level closed b Float switch for water supply FS1 Upper level closed Lower level open 4 3 4 3 S...

Page 86: ...screw and remove the fill valve Proceed as follows to replace the fill valve Operating principle of float switches Befindet sich der Magnetring im Schwimmer in der unteren Position bleibt der Schalter geöffnet Befindet sich der Magnetring im Schwimmer in der oberen Position wird der Schalter geschlossen und somit die Stromversorgung des Magnetventils und damit die Wasserversorgung hergestellt ON S...

Page 87: ...the housing and lift the tray upward out of the housing 1 Perform steps 1 6 from section 11 5 Inspecting the electrical system on page 78 Slacken but do not fully remove the screws Completely remove the screws 2 1 3 4 Slacken the two nuts of the oscillator and remove oscillator CAUTION No electrical supply There must be no electrical supply to the oscilla tors when the cables orange and yellow hav...

Page 88: ...r seal CAUTION Trapped cables During installation take care not to trap any cables between parts of the housing IMPORTANT 6 Insert a new oscillator including new seal and screw tight CAUTION Color coded cables The cables are color coded and must not be inter changed ORG orange cable YEL yellow cable IMPORTANT 5 Detach the orange and yellow oscillator cables from the atomizer PCB 2 1 2 1 3 CAUTION ...

Page 89: ...d green supply cable CAUTION Replacing the oscillator We recommend also replacing the oscillators if you are replacing the atomizer PCB Note 3 4 10 Use the silicone base 11 Replace the PCB with a genuine spare part from STULZ CAUTION Risk of injury from hot PCBs The atomizer PCB can be very hot immediately after operation Always allow PCBs time to cool down Item Description 1 Oscillator 2 Atomizer...

Page 90: ... cable YEL yellow cable IMPORTANT CAUTION Trapped cables During installation take care not to trap any cables between parts of the housing IMPORTANT 13 Reconnect the orange and yellow cables of the oscillator and the black and white or red and green supply cable and assem ble the unit in reverse order 3 4 2 4 3 Item Description 1 Oscillator 2 Atomizer PCB 3 Supply cable black white 4 Supply cable ...

Page 91: ...or human health and the environment 4 The symbol affixed to the product packaging and in the instructions for use crossed out waste container on wheels indicates that the unit was introduced onto the market after August 13 2005 and must therefore undergo waste separation 5 If electrical and electronic waste is not disposed of in accordance with regulations the penalties demanded by local disposal ...

Page 92: ... ENS 14 A 18 A 13 Spare parts lists All sizes in mm Pos 1 2 3 4 STULZ Exploded assembly drawing Description Code Eliminator STEL001 M01855 Nebulizer unit NB59S AC48V STE007 L50070 Nebulizer print plate STE009 L50095 Transducer TU 20A STE008 L50098 30 24 4 ENS14A ENS18A 30 24 30 24 5 Leads 100mm Mist outlet ...

Page 93: ...ation ENS 14 A 18 A Spare parts lists 5 6 7 8 9 Silicon Sheet STEL019 M01318 Spacer for transducer STEL009 L50099 O ring for heat sink STE006 L50090 Solenoid valve 48V AC stainless steel STEL036 M75224 Solenoid valve SS12S AC48V STEL005 M01857 1 30 24 1 1 30 24 30 24 1 22 58 34 6mm I D ...

Page 94: ...duct humidification ENS 14 A 18 A 10 11 12 13 14 Coil fill valve STE039 M59860 Float switch water supply FS 0850B STEL006 M01858 Float switch low level cut off FS 0850A STEL007 M01859 Relay plate STEL008 M01861 Relay HE2a AC48V STEL020 1220333 1 1 1 1 1 1 1 1 1 1 Cover STEL044 1220594 1 1 ...

Page 95: ...fication ENS 14 A 18 A Spare parts lists 15 16 17 18 19 Relay plate protection STEL015 M01867 Protector AD 100 STEL016 M01868 Protector AD 100 STEL017 M01869 Thermostat incl wiring l 1170mm STEL018 M01871 Cord control with metal connector 3pin 4m STEL025 1220588 1 1 1 1 1 1 1 1 1 1 ...

Page 96: ...1 22 23 24 Cord main with metal connector 4pin 4m STEL024 M25370 Cord control with stainless steel connector 3pin 2m STEL012 M01865 Cord main with stainless steel connector 4pin 2m STEL011 M01862 Cord control with metal connector 3pin 4m STEL042 M75808 Cord main with metal connector 4pin 4m STEL043 M75809 1 1 1 1 1 1 1 1 1 1 ...

Page 97: ...ication ENS 14 A 18 A Spare parts lists 25 26 27 28 29 Metal connector receptacle 4pin SNW4P STEL013 M01446 Metal connector receptacle 3pin SNW3P STEL014 M01866 Drain pipe STEL028 M45143 Gasket drain pipe STEL027 M35991 Ring and nut for tube STE016 L50010 1 1 1 1 1 1 1 1 1 1 6mm I D ...

Page 98: ... 1000687 STULZ GmbH Hamburg 94 Exploded view STULZ UltraSonic System for duct humidification ENS 14 A 18 A 14 Exploded view ENS 14 A 18 A 19 21 23 16 17 10 11 12 13 14 15 2 1 3 5 4 6 7 8 9 20 22 18 24 26 25 29 30 ...

Page 99: ...flow A8 Faulty atomizer unit Check electrical supply H1 G1 and H2 G2 If the oscillators do not function despite the power being on they are faulty Low mist production B1 Supply voltage too low Check transformer If the transformer does not generate 48V AC 10 the supply voltage is too low for normal operation B2 Unit is incorrectly installed Check that the unit is installed as described in the Humid...

Page 100: ... switches 83 G Genuine spare parts 9 H Humidifier capacity 16 67 Humidifier distance 25 Hygiene 22 I Installation 31 33 69 Installation clearances 33 Ion exchanger 20 M Maintenance 72 Maintenance check 73 Maintenance cycles 73 Material 18 Mist guide pipe 77 N Nameplate power rating 67 68 O ON OFF control module 66 Operating mode 59 Operating principle 15 Operating voltage 48 Operation 58 Oscillato...

Page 101: ...14 A 18 A Troubleshooting U UltraSonic 14 Ultrasonic atomization 15 Ultrasonic humidifier 14 UltraSonic Master 28 UltraSonic Slave 28 V Visual inspection 75 Voltage drop 51 W Wall mounting 34 WARNING 3 Waste water 44 Water supply pipe 40 Water tank 77 Water treatment 20 Weight 16 67 68 Wiring 53 ...

Page 102: ...DE 06 2016 1000687 STULZ GmbH Hamburg 98 Troubleshooting STULZ UltraSonic System for duct humidification ENS 14 A 18 A ...

Page 103: ...for deposits Check mist guide pipes for deposits Every 6 months Leak test 75 Inspect all screw and push in connections for leaks and a secure fit Every 6 months Clean the water tank 77 Remove housing cover and retaining plate together with mist guide pipes open water tank clean and disinfect with hydrogen peroxide solution Every 6 months Inspect the electrical system 80 Remove cover of control sys...

Page 104: ...DE 06 2016 1000687 STULZ GmbH Hamburg 100 Maintenance Checklist STULZ UltraSonic System for duct humidification ENS 14 A 18 A Notes ...

Page 105: ...ge pipes and the overflow are correctly connected and secured All accessories e g water treatment system sensors fan have been correctly fitted All pipework channels and shut off valves are known Drinking water is available if reverse osmosis or an ion exchanger is used otherwise demineralized drinking water is available Duct units are locked with the airflow The offtake capacity can be guaranteed...

Page 106: ...DE 06 2016 1000687 STULZ GmbH Hamburg 102 Start up Checklist STULZ UltraSonic System for duct humidification ENS 14 A 18 A Notes ...

Page 107: ...ompany headquarters is Hamburg Hamburg District Court HRB 16255 VAT ID No DE 811 207 224 Directors J Stulz Chairman Dr U Görge M Stulz M Zimmermann TEST REPORT STULZ GMBH STULZ UltraSonic KLIMATECHNIK Air Conditioning Humidifying Systems Division Phone 49 0 40 55 85 252 Fax 49 0 40 55 01 315 KTR No Test performed by Date Customer name Address zip code city Order Contact Phone Unit type Ultrasonic ...

Page 108: ...DE 06 2016 1000687 STULZ GmbH Hamburg 104 Humidification Test Report STULZ UltraSonic System for duct humidification ENS 14 A 18 A Notes ...

Page 109: ...r water treatment µS cm Hardness before water treatment dH Permeation rate l h Water treatment intake pressure bar Pressure reducer installed Yes Setting bar Feed water quality Drinking water pipe Well water Demineralized Direct room applications Room volume size m x x m Free aerosol blowout distance m Min distance from ceiling complied with Yes Safety tray installed Yes Wall brackets installed Ye...

Page 110: ...lz in MEXICO STULZ México S A de C V Tel 52 55 52928596 Fax 52 55 52540257 ventas stulz com mx NETHERLANDS STULZ GROEP B V Tel 31 20 54 51 111 Fax 31 20 64 58 764 stulz stulz nl NEW ZEALAND STULZ New Zealand Ltd Tel 64 9 360 32 32 Fax 64 9 360 21 80 sales stulz co nz POLAND STULZ Polska SP Z O O Tel 48 22 883 30 80 Fax 48 22 824 26 78 info stulz pl SINGAPORE STULZ Singapore Pte Ltd Tel 65 6749 273...

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