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Tel. +49 7930 9211-0               Fax +49 7930 9211-150

Current value table, protocol addresses 14 (outputs) 

Current value table, protocol addresses 24 (error numbers) 

Current value table, protocol addresses 13 (inputs) 

Bit 0 

Reserved

Bit 1 

Reserved

Bit 2 

1 = Cooling requirement

Bit 3 

1 = Bypass open

Bit 4  

1 = Bypass closed

Bit 5 

1 = Heating valve open

Bit 6 

1 = Heating valve closed

Bit 7 

1 = Heating pump on

Bit 8 

1 = Unit defective

Bit 9 

1 = Damper closed

Bit 10 

1 = Damper open

Bit 11 

1 = Cooling valve open

Bit 12 

1 = Cooling valve closed

Bit 13 

1 = E-heating on

Bit 14 

1 = Enable frequency converter

Bit 15 

Reserved

 Value

 

0 

No error

 

1 

Supply-air temperature sensor defective

 

2 

Room-air temperature sensor defective

 

3 

Outlet-air temperature sensor defective 

 

4   Exhaust-air temperature sensor defective

 

5 

Outdoor-air temperature sensor defective

 

6 

Damper position

 

7 

Frost protection triggered

 

8 

Safety thermostat triggered

 

9 

Thermal switch for ventilator triggered

  10 

Frequency converter defective

 11  Reserved

  12 

Not enabled

  13 

Cooling plant defective

  14 

Fire detector

 15  Reserved

 16  Reserved

  17 

Supply-air temperature too low

  18 

Supply-air temperature too hot

 19  Reserved

  20 

Heat exchanger

Bit 0 

1 = Enable_signal_external

Bit 1 

1 = Frequency converter ready 

 Fan motor electronic ok

Bit 2 

1 = Thermal switch, fan

Bit 3 

1 = Frost protection OK

Bit 4 

1 = Motion detector

Bit 5 

1 = Fire detector ok

Bit 6 

Reserved

Bit 7 

Reserved

Bit 8 

Reserved

Содержание ETA K 1200 V W

Страница 1: ...00 137368 English Air handling unit with heat recovery ETA K 600 V W ETA K 600 V E ETA K 1200 V W ETA K 1200 V E Assembly and Operating Manual www ruck eu ...

Страница 2: ...are subject to a natural process of wear and aging This document as well as the data specifications and other in formation set forth in it are the exclusive property of ruck Ven tilatoren GmbH It may not be reproduced or given to third parties without its con sent The picture on the cover shows an example configuration The product supplied may therefore differ from the illustration The original ma...

Страница 3: ...ion 10 4 1 Device description 11 5 Transport and storage 12 6 Assembly 12 6 1 Permitted installation positions 13 6 2 Duct connections 13 6 3 Operating limits 13 6 4 Medium connections Heating Coil 13 6 5 Condensate drainage 14 6 6 Ball siphon installation 14 7 Electrical connection 15 7 1 Overcurrent protection 16 7 2 Description external inputs and outputs 16 8 Commissioning 17 9 Operation 18 9 ...

Страница 4: ...1 Modbus communication interface 40 11 1 Wiring diagram 40 11 2 Functions implemented 40 11 3 Parameter table 41 11 4 Current value table 43 12 Expansion and reconfiguration 45 13 Dismantling and disposal 45 13 1 Disassembling the product 45 13 2 Disposal 45 14 Troubleshooting 45 14 1 Low current fuses 45 14 2 Fault diagnosis chart 46 15 Technical data 47 16 Appendix 48 16 1 List of parameters 48 ...

Страница 5: ... times Always include the operating instructions when you pass the product on to third parties 1 1 Rules and regulations 1 2 Guarantee and liability Also observe the generally applicable legal or otherwise binding regulations of the European or national legislation and the rules for the prevention of accidents and for environmental protection applicable in your country ruck ventilation devices are...

Страница 6: ...area 2 3 Personnel qualifications In this manual there are safety instructions before the steps whenever there is a danger of perso nal injury or damage to the equipment The measures described to avoid these hazards must be observed 2 4 Safety instructions in this manual Safety instructions are set out as follows Safety sign warning triangle Draws attention to the risk Type of risk Identifies the ...

Страница 7: ...e changed or removed Make sure that all electrical connections are either used or covered Commission the pro duct only if it is installed completely The power switch must always be fully functional and easy accessible 2 5 3 During commissioning 2 5 4 During operation Only authorized personnel is allowed to operate the setting mechanisms of the components or parts under the provision that the syste...

Страница 8: ...8 i 139235 F7 M5 i 139234 F7 M5 English Tel 49 7930 9211 0 Fax 49 7930 9211 150 2 6 Safety labels on the product ETA K 600 V Heater ETA K 600 V Electrical heating coil ...

Страница 9: ...9 i 139237 F7 M5 i 139236 F7 M5 English www ruck eu ETA K 1200 V Heater ETA K 1200 V Electrical heating coil ...

Страница 10: ... class in ceiling installation correct duct and cable connection IPX4 see 6 1 Permitted installation positions Air filter Panel Filter Filter class F7 Air filter Panel Filter Filter class M5 Connection condensate drainage Heat exchanger Counter cross flow heat exchanger Bypass Read the operating manual be fore commissioning the product Connections for the heating coils Electricity warning hazardou...

Страница 11: ...densate drainage 12 Remote control 13 Remote control cable 14 Hot water coil or electrical heating coil depending on the type 15 Supply air temperature sensor 16 Controller board 17 Safety labels 18 Switchboard cover 19 Actuator bypass damper ETA K V Fig 2 ETA K 1200 V 36 Fig 1 ETA K 1200 V 20 Extracted air temperature sensor 21 Air filter M5 extract air 22 Counter cross flow heat exchanger 23 Air...

Страница 12: ... the regulations and standards in force The following points should be noted and followed The foundation must be even and levelled It must not exhibit unevenness or a slope in any direction Suitable foundations are full foundation in concrete strip foundations or steel bearer structures In the case of strip foundations and steel structures it must be ensured that the machine base sits fair and squ...

Страница 13: ...the admixture circuit arises when the pipe lengths bet ween three way ball valve and water heater are very long Because the pump is ahead of the valve there is always hot water available at the valve that can be immediately fed to the heat exchanger if required It is possible that the water in the pipe to the valve cools during admixture circuit When heating is required there is a short delay befo...

Страница 14: ...provided the minimum of 60 mm is maintained Legend Δpst Static pressure Pa Δpt Total pressure Pa Δpd Dynamic pressure Pa H Water seal mm Example calculation Δpst Δpt Δpd Δpst 500 Pa see technical data 1 mm water gauge equals 9 81 Pa Water seal H H Δpst 9 81 Pa mm 15 mm H 500 Pa 9 81 Pa mm 15 mm H 66 mm For hygienic reasons it is recommended to use the suitable siphon SYS 02 for the unit This sipho...

Страница 15: ...e equipotential bonding between the unit and the duct system Check all protective measures after the electrical connection work earthing resistance etc Connection compartment Connections on the unit The connection compartment is inside the unit At first remove the terminal box cover see Fig 12 Each lead that is connected must pass through a separate cable gland see Fig 13 For this use the supplied...

Страница 16: ...activated Any pump connected must be inherently safe and block proof Electrical connection with Vmax 230 VAC and Imax 2 A Fire detector An external potential free fire detection contact switches the device off The display indicates Error fire protection This signals requires a manual reset Modbus RTU The communication interface with Modbus RTU protocol is already integrated as standard The cen tra...

Страница 17: ...en contact is provided to enable a cooling unit see circuit diagram If cooling is required the contact is closed Electrical connection with Vmax 230 VAC and Imax 6 3 A there is no double insulation from the mains If cooling is required the contact is closed Electrical connec tion with Vmax 230 VAC and Imax 2 A There is no double insulation from the mains If the set value is reached if the supply a...

Страница 18: ...ns The control unit has an integrated temperature sensor set point sensor for measuring the room temperature The display shows the various operating parameters and error messages You can select individual menu points or change values with the various buttons Fig 14 Control unit Battery CO2 control active Timer active Temperature Filter Fan stage Humidity 1 Mode button 2 ON OFF button A Button A B ...

Страница 19: ...play Use button A to change to your desired parameter P 2 Language setting Use button A to change to parameter language setting P 2 Now press button B and the control unit will change to input mode You can now use buttons A and to select the language required Press button B again to accept the language selected Then press the Mode button M for at least 2 seconds The parameters will be saved and th...

Страница 20: ... operation Filter change counter Control unit inputs Control unit outputs Room temperature 9 2 Overview menu management Actual value volumetric flow Status ON OFF Display user level 4 sec 6 sec OFF ROOM TEMPERATURE 21 0 V 3 0 UNUSED h 0011001011001111 UNIT UNABLE i 0000000000001111 OPERATING HOURS 1 x 10 FILTER CHANGE 1 SUPPLY AIR 88PA EXTRACT AIR92PA ...

Страница 21: ...Constant pressure control Constant pressure control with volumetric flow balance Fixed volumetric flow P14 SENSORTYPE CO2 Variable air volume P23 EXT SENSOR 0V 0 P24 EXT SENSOR 10V 2000 P20 AIR QUALITY 1400 PPM P14 SENSORTYPE VOC P23 EXT SENSOR 0V 0 P24 EXT SENSOR 10V 2000 P20 AIR QUALITY 1400 PPM P14 SENSORTYPE HUMIDITY P23 EXT SENSOR 0V 0 P24 EXT SENSOR 10V 100 P20 AIR QUALITY 45 P19 i 600 m h S...

Страница 22: ... settings Menu Explanations of parameters P 1 to P 30 see 16 1 list of parameters Fan calibration supply air Fan calibration extract air Parameter level trained personnel P2 MAX VALUE 24 0 P3 ENABLE AUTOMATED P4 I COMPONENT 10 P6TEMP ADJUSTME 0 1 P5 P COMPONENT 10 P7 ADDRESS 1 P8 BAUD RATE 9600 P1 MIN VALUE 16 0 9 sec P9FAN BALANCE SUPPLY AIR 1 000 P10FAN BALANCE EXTRACT AIR 1 000 ...

Страница 23: ...nted UNUSED Temperatures Display of the currently prevailing air temperatures in the device i Outside air temperature IN Supply air temperature h Extract air temperature OUT Exhaust air temperature Room temperature This shows the value of the current room temperature measured by a temperature sensor in the control unit The value after V shows the software version of your unit Pressure loss at the ...

Страница 24: ...ng the value can now be set Press but tons B and to set the current day of the week see table Press button A to confirm the set value On the display the hour now starts to flash The hour is set by again pressing buttons B and and then confirmed with but ton A The display then moves to minutes which can be set in the same way with buttons B and and confirmed with button A Press the Mode button M to...

Страница 25: ...M VENTILATION night setback This parame ter is controlled using the timer switch or Level 1 and can be set across the entire air volume range P 17 Basic ventilation supply air P 18 Basic ventilation extract air The designed volume flow for the BASIC VENTILATION is set in m h on the control unit and regula ted via the parameters P17 and P18 at Level 2 The volumetric flows can be individually set fo...

Страница 26: ...unit The duct pressure can be individually set for supply and extract air P 13 ETAK P Constant pressure control Operating mode P is the common control mode for the operation with variable air vo lumes by variable air volume controllers The desired supply and extract air pressure can be set with the control unit Two pressure sensors SEN P are necessary for this operating mode The device does not ba...

Страница 27: ...e control with balanced air volume P 15 Minimum ventilation supply air The duct pressure can also be adjusted to MINIMUM VENTILATION night setback This parame ter is controlled by the timer and can be adjusted to the complete pressure range P 17 Basic ventilation supply air P 18 Basic ventilation extract air The duct pressure required for BASIC VENTILATION can be set on the control unit in Pa The ...

Страница 28: ...With room temperature control any external heat source in the room will be taken into account and compensated for by a correction to the supply air temperature The room temperature sensor is in the control unit P 21 Supply air temperature control With supply air temperature control the external heat source is not taken into ac count Fixed supply air temperature No other adjustability P 21 Extract ...

Страница 29: ...meter level Parameter values see table 16 1 List of parameters You move to the parameter settings menu by pressing the ON OFF button which must be held down for approx 9 seconds The display then changes to P 1 MIN VALUE The individual menu points can be called up with buttons A and on the control unit The values can be changed with but tons B and Press the Mode button M to go back to the starting ...

Страница 30: ... a bus line needs an individual address Ensure that an address is not used for two devices This can lead to malfunctions of the complete bus system P 8 Baud rate The baud rate defines the data speed 2400 4800 9600 and 14400 baud rates can be set 1 stop bit fixed no parity 9 6 Menu functions Switching the unit on off on the control unit Press the ON OFF button 1 to switch the unit on or off The uni...

Страница 31: ...d the display moves on to day 2 where the individual on and off times can be set Days 3 to 7 then follow Once you have set all of the parameters days press the Mode button M to go back to the unit s status display However you do not have to go through the whole time switch menu to get back to the status display You can press the Mode button M at any time to go back to the status display Note If th...

Страница 32: ... and and button A Once the entry has been confirmed the display moves on to day 2 where the individual on and off times can be set Days 3 to 7 then follow Once you have set all of the parameters days press the Mode button M to go back to the unit s status display However you do not have to go through the whole time switch menu to get back to the status display You can press the Mode button M at an...

Страница 33: ... device will switch off and an error message will be displayed To reset the EC controller the electricity supply must be switched off at the main switch for at least 20 s The power of the hot water coil is steplessly regulated with the heating valve An installed heating coil is protected against icing by temperature monitoring or by an optional frost protection thermostat If the supply air tempera...

Страница 34: ...iter has been tripped it has to be reset manually see Fig 19 20 Before resetting the STL and reinstalling the electrical heating coil the cause for tripping of the STL needs troubleshooting and debugging safety temperature limiter reset button Electricity warning hazardous voltage Failure to observe the hazard may result in death injury or damage to property Before performing any work on conductiv...

Страница 35: ...resistance etc Connection compartment Connections on the unit The connection compartment is inside the unit You must first remove the side cover from the unit Each lead that is connected must pass through a separate cable gland The cable glands can be on either the left or the right side of the unit Use the cable glands and fittings supplied for this purpose Unit supply cable Connect the mains sup...

Страница 36: ...d medium lines if present remove any foreign bodies if neces sary The intake opening and inflow into the unit must be clear Check all mechanical and electrical protection measures e g earthing Voltage frequency and type of current must correspond with the rating plate Check all electrical connections and wiring Check any electrical switching safety and control devices connected The unit may not be...

Страница 37: ...ctly connected a symbol appears in the control unit display Operation 10 2 Cleaning and care Servicing troubleshooting and cleaning may only be performed by specialised personnel in accordance with this installation and operating manual and the regulations in force If operated correctly ruck products only require a small amount of maintenance The following work should be performed at regular inter...

Страница 38: ... sensor this can be seen on the status dis play The filter must be changed when the level of clogging reaches 100 To reset the filter display after changing the filter press buttons A and at the same time until the clogging level display shows 0 again The filter change counter will then increase by one To ensure that the air filter is changed correctly proceed as follows The air filter can be remo...

Страница 39: ...ver 2 The holder 3 for the battery is on the board Remove the battery and replace it with a new one as shown in Fig 25 C The control unit can now be closed again and the control cable connected again You only have to reset the current time see Section 9 4 The battery symbol disappears from the status display Your control unit is fully functional again Note requires a 3 V lithium CR 1616 button cel...

Страница 40: ... Write device parameter word by word 10 Hex Write Multiple Register Write several device parameters word by word Function code Name Sub function Description 08 Hex Return Query Dat 00 Send the received message back 08 Hex Restart Communications 01 Restart communication 08 Hex Force Listen Only Mode 04 Switch to listen only mode Fig 26 Control unit 120 Ohm Line Place Jumper K 1 for the last device ...

Страница 41: ... or 50 500 Pa integer R W 40019 18 Basic ventilation extract air See Table below or 50 500 Pa integer R W 40020 19 Intermittent ventilation supply air See Table below integer R W 40021 20 External set point CO2 VOC humidity CO2 VOC Range of values 600 1500PPM Humidity Range of values 20 90 integer R W 40022 21 Type of regulation 0 Room temperature 1 Supply air temperature 2 Outlet air temperature ...

Страница 42: ...switched ON Bit 8 E heating module 1 R 1 present 0 not present Bit 9 E heating module 2 R 1 present 0 not present Bit 10 Reserved R W Bit 11 Reserved R W Bit 12 Reserved R W Bit 13 Reserved R W Bit 14 Reserved R W Bit 15 Reserved R W Register address Parameter name Value range ETA K 600 ETA K 1200 ETA K 2400 40016 Minimum ventilation supply air 200 740 m h 400 1370 m h 40017 Minimum ventilation ex...

Страница 43: ...0 100 integer R 30011 10 Program version 0 100 integer R 30012 11 Operating hours 0 32767 10 integer R 30013 12 Number of filter changes 0 32767 integer R 30014 13 Inputs See Table below integer R 30015 14 Outputs See Table below integer R 30016 15 Volumetric flow supply air in m h integer R 30017 16 Volumetric flow extract air in m h integer R 30018 17 Reserved integer R 30019 18 Reserved integer...

Страница 44: ...rror 1 Supply air temperature sensor defective 2 Room air temperature sensor defective 3 Outlet air temperature sensor defective 4 Exhaust air temperature sensor defective 5 Outdoor air temperature sensor defective 6 Damper position 7 Frost protection triggered 8 Safety thermostat triggered 9 Thermal switch for ventilator triggered 10 Frequency converter defective 11 Reserved 12 Not enabled 13 Coo...

Страница 45: ...d purposefully when troubleshooting even under time pressure In the worst case randomly and indiscriminately dismantling and changing settings may result in it no longer being possible to determine the original cause of the fault Get an overview of the unit s operation in conjunction with the overall installation Try to clarify whether the unit provided the required function in the overall install...

Страница 46: ... valve fully opened and the circulating pump switched on Check fuse F2 After removing the cause of the fault the fault must be acknowledged with button B Fault in the safety thermostat electric heating element temperature monitoring The housing temperature is higher than 75 C The control circuit is broken the electric heater is switched off Possible cause defective supply air valve fan has failed ...

Страница 47: ...idth B mm Height H mm Duct connection mm Weight kg Operating voltage V Frequency Hz Power consumption W Maximum current A Pre fuse Max ambient temp C Max air volume m h RPM 1 min Max primary static pressure Pa Sound power level supply air LWA 6 dB A Sound power level extract air LWA 5 dB A Sound power level outdoor air LWA 5 dB A Sound power level exhaust air LWA 6 dB A Sound power level casing LW...

Страница 48: ...7 1 P 8 Baud rate 2400 4800 9600 14400 9600 P 9 Fan calibration supply air 800 1200 1 000 P 10 Fan calibration extract air 800 1200 1 000 P 13 Type S PV P S P 14 Sensor type CO2 VOC EXT CTRL HUMIDITY Units Model P 15 Minimum ventilation supply air P 16 Minimum ventilation extract air P 17 Basic ventilation supply air P 18 Basic ventilation extract air P 19 Intermittent ventilation supply air P 28 ...

Страница 49: ...gewinde Connection 1 2 male thread Kanal Duct 400x200mm Kanalrahmen Duct Frame PS20 Kondensatablauf 1 Aussengewinde Drain 1 male thread A4 1 16 Created Drawn Protection Mark according to ISO16016 mm 01 d andree 21 11 16 138086 d andree 21 11 16 ruck Ventilatoren Max Planck Str 5 D 97944 Boxberg ETAK600VWOJR General tolerances DIN ISO 2768 c Changed 06 07 17 d andree 138086 English www ruck eu 16 2...

Страница 50: ... 270 270 355 83 265 122 16xM8 Anschluss 1 2 Innengewinde Connection 1 2 female thread Kanal Duct 500x250mm Kanalrahmen Duct Frame PS20 A4 1 20 Created Drawn Protection Mark according to ISO16016 mm 01 d andree 14 07 16 137368 d andree 14 07 16 ruck Ventilatoren Max Planck Str 5 D 97944 Boxberg ETAK1200VWOJR General tolerances DIN ISO 2768 c Changed 06 07 17 d andree English Tel 49 7930 9211 0 Fax ...

Страница 51: ...ng Power input 230V 1 N 50Hz Sicherung extern max 16A Fuse external max 16A E10 1 5kW E10 1 1 5kW 1 2 1 2 M 0V 0 10V SL N 230V M 0V 0 10V SL N 230V Zuluftventilator Supply air fan Abluftventilator Extract air fan Hauptschalter Main switch Heizen Heating B1 Volumenstrom Zuluft Supply air flow B2 Volumenstrom Abluft Extract airflow B3 Filterüberwachung Zuluft Filter monitoring Supply air B4 Filterüb...

Страница 52: ...L1 L1 L1 A In A In A In A Out A Out 0V 0V 24V D In A Out A Out 24V D In 24V 24V 24V 24V 24V 24V 24V D In D In D In D In D In D In Temp 1 Temp 2 Temp 3 Temp 4 L1 L1 L1 L1 Einspeisung Power input 230V 1 N 50Hz Sicherung extern max 16A Fuse external max 16A 0V 0 10V SL N 230V 0V 0 10V SL N 230V Zuluftventilator Supply air fan Abluftventilator Extract air fan Hauptschalter Main switch ETAK 600 V F H W...

Страница 53: ... In D In D In Temp 1 Temp 2 Temp 3 Temp 4 L1 L1 L1 L1 Fortluft Exhaust air Außenluft Fresh air Abluft Extract air Zuluft Supply air Option Optional Bediengerät Remote control Optional manuelle Verbindung mit einem Kabel manuell connection with a cable 120Ohm 3 Wege Ventil 3 way valve Kühlen Option Cooling Optional Außenluftklappe Fresh air flap Abluftklappe Extract air flap Zirkulationspumpe Circu...

Страница 54: ...50Hz Sicherung extern max 16A Fuse external max 16A E10 1 5kW E10 1 1 5kW 1 2 1 2 ECM 0V 0 10V SL N 230V ECM 0V 0 10V SL N 230V Zuluftventilator Supply air fan Abluftventilator Extract air fan Hauptschalter Main switch Heizen Heating bk 7 ye 9 bk 6 ye 8 ETAK 1200 V F H E E20 1 5kW E20 1 1 5kW 1 2 1 2 L2 L3 1 2 3 4 5 6 B1 Volumenstrom Zuluft Supply air flow B2 Volumenstrom Abluft Extract airflow B3...

Страница 55: ...t A Out 0V 0V 24V D In A Out A Out 24V D In 24V 24V 24V 24V 24V 24V 24V D In D In D In D In D In D In Temp 1 Temp 2 Temp 3 Temp 4 L1 L1 L1 L1 Einspeisung Power input 230V 1 N 50Hz Sicherung extern max 16A Fuse external max 16A 0V 0 10V SL N 230V 0V 0 10V SL N 230V Zuluftventilator Supply air fan Abluftventilator Extract air fan Hauptschalter Main switch ETAK 1200 V F H W B1 Volumenstrom Zuluft Sup...

Страница 56: ...Temp 1 Temp 2 Temp 3 Temp 4 L1 L1 L1 L1 Fortluft Exhaust air Außenluft Fresh air Abluft Extract air Zuluft Supply air Option Optional Bediengerät Remote control Optional manuelle Verbindung mit einem Kabel manuell connection with a cable 120Ohm 3 Wege Ventil 3 way valve Kühlen Option Cooling Optional Außenluftklappe Fresh air flap Abluftklappe Extract air flap Zirkulationspumpe Circulation pump He...

Страница 57: ...uft Extract airflow B3 Filterüberwachung Zuluft Filter monitoring Supply air B4 Filterüberwachung Abluft Filter monitoring Extract air Differenzdrucksensor Differential pressure sensor Abluft Extract air Differenzdrucksensor Differential pressure sensor Zuluft Supply air 7 6 5 4 3 2 A1 1 X15 2 3 4 5 6 7 8 9 10 11 12 1 X8 2 3 4 5 6 7 8 9 10 11 12 13 1 X5 2 3 4 5 6 7 8 0V A B 24V 1 X14 2 3 4 5 6 7 8...

Страница 58: ... N 4 5 6 7 8 9 L1 L11L2 L21L3 L31 N N N PE PE PE PE extern Sensor CO2 VOC external Sensor CO2 VOC B1 B2 B3 B4 XB1 XB3 F1 F2 0V 0V 0V 0V 0V L1 L1 L1 L1 L1 L1 L1 L1 A In A In A In A Out A Out 0V 0V 24V D In A Out A Out 24V D In 24V 24V 24V 24V 24V 24V 24V D In D In D In D In D In D In Temp 1 Temp 2 Temp 3 Temp 4 L1 L1 L1 L1 1 2 6 5 B1 Volumenstrom Zuluft Supply air flow B2 Volumenstrom Abluft Extrac...

Страница 59: ...59 English www ruck eu Notes ...

Страница 60: ...ng a certain condition or suitability for a certain application can be derived from our information The information given does not release the user from the obligation of own judgment and verifi cation It must be remembered that our products are subject to a natural process of wear and aging This document as well as the data specifica tions and other information set forth in it are the exclusive p...

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