ELMED ISOTEST HV Скачать руководство пользователя страница 16 | Manualshive

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Page 16

Operation manual ISOTEST HV

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Содержание ISOTEST HV

Страница 1: ... Operation 4 3 1 General Instructions 4 3 2 Safety 4 3 3 Operating Elements 7 3 4 Measuring 8 3 4 1 Preparation for the Measurement 8 3 4 2 Measurement Configuration 9 3 5 Extended display 10 4 Maintenance 11 4 1 Maintenance 11 4 2 Inspection Calibration 11 4 3 Storage 11 4 4 Repairs 12 4 4 Technical Data 13 V 2 0 07 2015 ...

Страница 2: ...ecially for the measuring of impulse voltages e g for measuring unipolar short time impulses emitted by an ELMED ISOTEST device The measuring device allows simple and reliable testing of the high voltages from ELMED ISOTEST devices and others Quality assurance standards prescribe this check as a compulsory part of the quality assurance tests The ISOTEST HV impulse voltmeter is a precision measurin...

Страница 3: ...rating manual Safety symbols indicate the presence of adjacent safety notes Special symbols indicate important information that should strictly be observed This symbol indicates that the relevant action imposes a hazard for life and limb Danger This symbol indicates information provided for improving the understanding of processes NOTE ...

Страница 4: ...he high voltage impulse voltmeter ISOTEST HV has been exclusively de signed for manual measuring of impulse voltages and may only be used for this purpose The equipment is not designed for continuous stationary operation Other use than described above is inappropriate use Please note that operating the equipment in explosion hazard environments is strictly forbidden Proper use extends to reading t...

Страница 5: ...rules and standards VDE 0104 rules for testing stations and laboratories over 1 kV and VDE 0105 have to be adhered to When measuring it is of utmost importance to pay special atten tion to proper grounding of the impulse voltmeter and the ISOTEST holiday detector i e With the grounding included in the delivery a low impedance connection has to be established between one of the black jacks of the i...

Страница 6: ...s EMVG as of 9 November 1992 This declaration applies to all units that are manufactured in accordance with the appropriate manufacturing documentation which is part of this declaration For the evaluation of products regarding the electromagnetic compatibility relevant harmonized standards have been used DIN EN 61326 1 2006 Design engineering modifications that have such significant effects on the...

Страница 7: ...Operation manual ISOTEST HV Page 7 3 3 Operating Elements Fig 1 ISOTEST HV with the operating elements ...

Страница 8: ... for measure ments of more than 1000 V Connection for highvoltage measuring contact area connection of the high voltage side of the test object when possible use appropriate test adapters Battery case 4 Mignon cells AA LR6 3 4 Measuring 3 4 1 Preparation for the Measurement The ISOTEST HV impulse voltmeter may only be used for measuring the output voltage of testing devices that correspond to the ...

Страница 9: ...nt on site PE earthing conductor using the clamping jaw of the supplied earthing cable 2 Earth the ISOTEST device by connecting the earthing jack of the ISOTEST device to the 6 mm jack of the impulse voltmeter 3 Insert the adapter A as far as possible into the electrode clamping device of the test handle and tighten the plastic nut 4 For ISOTEST devices with adjustable test voltage set the voltage...

Страница 10: ...in the energy saving mode the batteries are slowly dis charged Therefore the device has to be switched off on the main switch after measuring in order to avoid a discharging of the batteries 3 5 Extended display Further to the display of the impulse voltage value the corre sponding DC voltage value is displayed in the bottom line of the display ISOTEST devices work with equivalent impulse voltages...

Страница 11: ...ed inspection intervals contributes to continuous functional safety of the equipment and avoids expensive repair During in spections all equipment functions are checked and the unit is calibrated The results of an inspection are stored in a database and documented in manufacturer certificate traceable to the PTB Physikalisch Technische Bundesanstalt The German Bureau of Standards A clearly visible...

Страница 12: ... equipment accumulators and batteries must be disposed of according to legal requirements If your ISOTEST test equipment requires inspection or repair please send the unit with all transportation fees prepaid to ELMED Dr Ing Mense GmbH Service Weilenburgstr 39 D 42579 Heiligenhaus Proper maintenance work and repairs in accordance with the regulations can only be ensured if such work is carried out...

Страница 13: ...on of the impulses Predominantly unipolar impulses post pulse oscillation up to 5 ms is permissible For further details please see the table below Parameter Minimum Maximum Duration 1 µs 100 µs Repetition rate 10 Hz 100 Hz Rise rate 5 kV µs Decay time ca 50 ns Load capacity 20 pF Ambient temperature 0 C 40 C Storage temperature 20 C 50 C heating time constant 10K h Weight 1 65 kg without accessori...

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