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Wolf THERM CONNECT, Operation & Maintenance Instructions Manual

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Wolf THERM CONNECT Operation & Maintenance Instructions Manual Download Page 28

Tel.

 

+49 (0)8452 99-0

Fax 

 

+49 (0)8452 99-250

WOLF Anlagen-Technik GmbH & Co. KG

Münchener Str. 54 - 85290 Geisenfeld

Mail

 [email protected] 

Web

 www.wolf-geisenfeld.de

HEATING

VENTILATION

AIR CONDITIONING

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The latest version of the operating and 

maintenance instructions can be found at:

www.wolf-geisenfeld.de/downloads

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Summary of Contents for THERM CONNECT

Page 1: ...THERM CONNECT WOLF WOLF run around coil systems Operation Maintenance Translation of the original operating instruction ...

Page 2: ...2 2 THERM CONNECT WOLF run around coil systems THERM CONNECT Zertifikate WOLF run around coil systems Quality Assurance Declaration of incorporation ...

Page 3: ...ical connection 10 6 THERM CONNECT basic 11 06 01 General description 11 06 02 Control functions 11 06 03 Commissioning 12 06 04 Faults and their elimination 12 06 05 Wiring diagram 13 7 THERM CONNECT defrost 14 07 01 General description 14 07 02 Frequency inverter display 15 07 03 Control functions 15 07 04 BMS connection 16 07 05 Commissioning 16 07 06 Faults and their elimination 18 07 07 Wirin...

Page 4: ... instructions and in particular the safety instructions contained therein All safety and warning notices attached to the unit must not be removed and must remain legible 2 Intended use The intended use of these units is for heat recovery from the exhaust air stream of an air handling unit into the sup ply air stream The idle pressure range must be operated in the range of 2 5 bar to 5 bar dependin...

Page 5: ...n that circuit Symbols Opposite symbol is indicated in the operating instruc tions at any place where in case of non observance there is danger to life and limb of persons damages of the machine can occur Opposite symbol is indicated in the operating instructions at any place where there is danger from electric components You find this symbol anywhere in these operating instructions wherever there...

Page 6: ...accessories provided by the customer Safety relevant accessories must be installed by the specialist company before the first test run 04 03 Protection measures taken As a rule our devices are equipped with the device related safety measures The repair switches are to be secured against being switched on again during maintenance repair switch can be shut off 04 04 Material resistance to cleaning a...

Page 7: ...condensation weathering or external influences are excluded In case of storage standstill or delayed commission ing standstill longer than 3 months the belts of belt driven components must be slackened Rotating and rotating components such as fans motors pumps WRG rotors actuators and louver dampers must be moved and rotated monthly In addition the following measures should be observed Remove foil...

Page 8: ...n vibration dampers shear off 05 04 01 Fastening the load suspension brackets Only the load suspension brackets specified or supplied by the factory may be used to attach the suspension ropes to the unit Attention The use of the load suspension brackets is only permitted for one device mounting The brackets must not be used for several devices as pos sible hairline cracks could impair safety The l...

Page 9: ...lugs only with a crane traverse The rope angle S must not exceed 60 The angle of inclination A must not exceed 30 The arrangement and dimensioning of the lifting lugs refers to a rope angle of 60 corresponds to an angle of incli nation of 30 Larger rope or inclination angles cause an overload of the lifting straps and lead to damage to the device The length of the transport chain or ropes must at ...

Page 10: ...he water glycol mixture must be provided on site retention device for glycol water mixture according to VAUwS german Directive on Installations for Handling Substances Hazardous to Water The drain pan in the THERM CONNECT unit provides a controlled discharge of leakages into the drain If the unit is equipped with a drain pan it offers sufficient volume to collect the entire amount of leaking fluid...

Page 11: ...Drainage and venting on site Liter limit WOLF Geisenfeld Liters DN Transfer points Z1 IG Z2 IG A3 IG A4 IG Rotary valve Fabr Belimo type High pressure pump Fabr EBARA DN Änderung Qualitätsmanagement DIN EN ISO 9001 zertifiziert nach Zust Name Datum Norm Gepr Bearb 2018 Datum Hochleistungs KVS Prinzipschema Änderungen vorbehalten MAßSTAB AB Kom THERM CONNECT basic Maßstab Name Bl Blatt GmbH Co KG W...

Page 12: ...essure on the medium side close the venting valve Attention When opening the venting device of the run around coil system the plant must be switched off Secure the main switch The liquids e g water glycol mixture 20 C to 40 C are under pressure and can thus escape abruptly Personal protective equipment such as suitable goggles and gloves must be worn or the manufacturer s instructions must be obse...

Page 13: ...13 06 THERM CONNECT basic WOLF run around coil systems 06 05 Wiring diagram Valve actuator Three phase motor ...

Page 14: ...stem must be filled up to operating pressure and completely vent ed to avoid damage to the pump VL RL M P P FU AB B A Outside air Exhaust Air Supply air Exhaust Air m A3 Z2 Z1 T VL RL A4 T Drainage and venting on site Delivery limit WOLF Geisenfeld DN Transfer points Z1 IG Z2 IG A3 IG A4 IG Three way valve Fabr Belimo TacoSetter Fabr Taconova Bypass High pressure pump Fabr EBARA EVMSG Frequency co...

Page 15: ... and the frost protection temperature value The volume flow is controlled in the internal control sequence valve and speed control of the recirculation water pump via frequency converter External release Off The system stops Periodic pump run To prevent the pump from getting stuck even if there is no demand from the control system a periodic pump run is performed once a week During this the pump r...

Page 16: ...tem there is a risk of injury due to Escaping pressure jet Scalding with hot heating media Burning in case of skin contact with antifreeze additives Filling and bleeding Fill hydraulic control group slowly vent carefully During the filling process open the venting valve During the fill ing process check all connection points for leaks eliminate them if necessary After reaching the system pressure ...

Page 17: ...n the table below Stop the pump at the frequency converter via Off On the frequency inverter navigate via the Main Menu to the item 0 11 Program block and select 1 Block 1 Then navigate to 3 03 Maximum Reference and enter the previously determined setpoint using the arrow keys Enter the same value also under 6 15 Terminal 53 High Ref Feedb Value Finally the value 9 Active block must be set again u...

Page 18: ...illed to the pressure value specified on the type plate The fault can then be acknowledged via the reset button on the FI display 07 06 02 Further fault messages All other fault messages such as the PTC thermistor of the pump or internal fault messages of the frequency invert er are displayed as messages on the FI display These can be acknowledged via the reset key after they have been rectified A...

Page 19: ...p for fail safe operation Since the pumps are designed separately for each system the flow rate must be adapted to the respective system This is done during commissioning of the system by a trained technician from WOLF Geisenfeld M P AB B A Locking min Expansion tank m T T F FRANZ Änderung Qualitätsmanagement DIN EN ISO 9001 zertifiziert nach Zust Name Datum 12 12 18 Norm Gepr Bearb 2013 Datum Hoc...

Page 20: ... navigating through menus changing parameter values 3 Confirm key selecting menus accepting the changed value 4 Cancel key return to parent menu discard changed value 5 Alarm key LED Off No alarm Flashing Pending alarm On continuously Pending acknowledged alarm Press key Go to last alarm Jump to alarm list display of pending alarms and alarm history Jump to alarm history Jump to alarm settings Ack...

Page 21: ...ecirculating water glycol quantity is calculated depending on the ext power signal the maximum water quantity and the actual air quantity The actual volume flow is controlled in the internal control sequences valve and speed control of the recir culation water pump via the frequency converter External release Off The system stops Periodic pump run To prevent the pump from getting stuck even if the...

Page 22: ... These values are shown in the display In addition a calculation of the heating and cooling energy over the period of one month is per formed These monthly values are stored for heating energy and cooling energy for one year In addition the total energy of a whole year is stored in the controller for 5 years 08 03 05 Double pump optional With a redundant double pump two identical pumps are connect...

Page 23: ...lly open contact for 230 V optional 08 05 Commissioning 08 05 01 Filling the system Check before filling the system Before filling the hydraulic control group check the following parameters Proper installation of all parts Venting valve installed at the highest point of the piping Direction of flow at valves pumps etc Installation position of valves etc Connection of heater cooler in counterflow p...

Page 24: ... around system coils incl shut off fill drain valves outside the hydraulic unit Insulation of the complete piping and components Filling of the operating medium to approx 5 bar idle pressure see type plate incl flushing and venting of the complete system observe glycol content according to design During commissioning you must have competent personnel at your disposal Measurement and Control Techno...

Page 25: ... units Performance data for units components and assemblies We refer to the checklists contained in the aforementioned regulations in which recommendations for maintenance intervals are given For maintenance and servicing work on air handling units VDI 6022 requires training in accordance with Category B hygiene training 09 02 Electrical connections Tighten all terminal points The safety functions...

Page 26: ...en be dismantled on site into the individual unit modules or into its individual parts This should also be carried out by a specialist company that is familiar with the environmentally friendly disposal of the individual parts Disposal must be carried out in accordance with the applicable relevant and local environmental and recycling regulations of your country and municipality The following mate...

Page 27: ...athing apparatus must be worn to fight the fire The unit must be disconnected from the power supply Suitable extinguishing media are Water spray Extinguishing foam Extinguishing powder 11 02 Escaping harmful substances Since only small quantities of combustible seals are installed only small quantities of harmful substances can be released in the event of fire Due to the materials used these are n...

Page 28: ...4 85290 Geisenfeld Mail info hlk wolf geisenfeld de Web www wolf geisenfeld de HEATING VENTILATION AIR CONDITIONING Subject to modifications in design and function The latest version of the operating and maintenance instructions can be found at www wolf geisenfeld de downloads 0M05ND2 K1 ...

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