Operating Instructions PROFITEST XTRA 3-349-647-03 Test Instruments for DIN VDE 0100 2/10.11...
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Test Instrument and Adapter * Refer to section 2.1 on page 5 regarding usage of the test probes. LEDs and connection icons section 18 Control Panel Fixed Function Keys Softkeys ESC: Return to submenu • Parameter selection • Specify limit value MEM: Key for memory functions •...
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Overview of Device Settings and Measuring Functions Switch Picto- Device Settings Test Instrument and Adapter Connections for Current Clamp, Setting, graph Measuring Functions Probe and PRO-AB Adapter 1 Control panel with keys and Descr. on display panel with detent for 15 Current clamp connection 1 SETUP Brightness, contrast, time/date, Bluetooth®...
Table of Contents Page Page Scope of delivery: ............5 Measuring Line Impedance (Z function) ....28 Applications ..............5 Earthing Resistance Measurement (R function) ... 30 Using Cable Sets and Test Probes ..........5 10.1 Earthing Resistance Measurement – Mains Operated ....31 Overview of Features Included 10.2 Earthing Resistance Measurement –...
Characteristic Values ............. 76 Part 5: Earth resistance Part 6: Effectiveness of residual current devices (RCD) in TT, TN and IT systems Maintenance ..............79 20.1 Firmware Revision and Calibration Information ....... 79 Part 7: Phase sequence 20.2 Rechargeable Battery Operation, and Charging ....... 79 Part 10:Electrical safety in low-voltage systems up to 1000 V AC 20.2.1 Charging Procedure with Accessory Charger for M and 1500 V DC –...
Overview of Features Included The electronic measuring and test instrument is manufactured with PROFITEST Device Variants and tested in accordance with safety regulations IEC 61010-1/ ASTER EN 61010-1/VDE 0411-1. PROFITEST ... BASE TECH XTRA Safety of the operator, as well as that of the instrument, is only Article Number M520M M520N M520O M520P assured when it is used for its intended purpose.
Initial Start-Up Charging the Battery Pack in the Tester Installing or Replacing the Battery Pack Attention! Use only the M charger (Z502R) (available as an XTRA Attention! accessory) to charge the Kompakt Akku-Pack Master (Z502H) which has already been inserted into the test in- Before opening the battery compartment, disconnect the strument.
Device Settings SETUP Menu Selection for Operating Parameters LED and LCD test menu Rotary switch balancing Display: date / time and battery test menu Display: automatic shutdown Brightness/contrast menu of the tester after 60 s. Time, language, profiles Display: automatic shutdown Software revision level of display illumination after 15 s.
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Menu Selection for Operating Parameters LED and LCD test menu Rotary switch balancing Display: date / time and battery test menu Display: automatic shutdown Brightness/contrast menu of the tester after 60 s. Time, language, profiles Display: automatic shutdown Software revision level of display illumination after 15 s.
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➭ Press ESC in order to return to the main menu. Significance of Individual Parameters Attention! Test Instrument On-Time Data are lost when the language The period of time after which the test instrument is automatically or the profile is changed, or if the shut off can be selected here.
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® Switching On/Off (PROFITEST only) Steps Required for Authentication XTRA Make sure that the PROFITEST is within range of the PC XTRA ® (roughly 5 to 8 meters). Activate Bluetooth at the PROFITEST XTRA (see figure 1) and at your PC. The function selector switch must be in the SETUP position to this end.
Firmware Revision and Calibration Information (example) General Notes Connecting the Instrument For systems with earthing contact sockets, connect the instru- ment to the mains with the test plug to which the appropriate, country-specific plug insert is attached. Voltage between phase conductor L and the PE protective conductor may not exceed 253 V! Poling at the socket need not be taken into consideration.
Measurement Value Display and Memory Help Function The following appear at the display panel: The following information can be displayed for each switch posi- tion and basic function after it has been selected with the rotary selec- • Measurement values with abbreviations and units of measure tor switch: •...
Setting Parameters or Limit Values using RCD Measurement as an Example 1 Access the submenu for setting the desired parameter. Parameter Lock (plausibility check) 2 Select a parameter using the orscroll key. Individually selected parameter settings are checked for plausibil- 3 Switch to the setting menu for the selected parameter with the scroll ity before transfer to the measurement window.
Freely Selectable Parameter Settings or Limit Values 2-Pole Measurement with Fast or Semiautomatic Polarity Reversal In addition to fixed values, other values can be freely selected within predefined limits for certain parameters, if the symbol for Fast, semiautomatic polarity reversal is possible for the following the EDIT menu (3) appears at the end of the list of setting values.
Measuring Voltage and Frequency 6.1.2 Voltage between L – PE, N – PE and L – L with 2-Pole Adapter Connection Select Measuring Function Repeatedly press the softkey shown at the left in order to switch back and forth between the country- specific plug insert, e.g.
3-Phase Measurement (line-to-line voltage) and Phase Testing RCDs Sequence The testing of residual current devices (RCDs) includes: Connection • Visual inspection • Testing The measuring adapter (2-pole) is required in • Measurement order to connect the Use the test instrument for testing and measurement. instrument, and can be expanded to a 3-pole measuring adapter with...
Test Standard Measuring Contact Voltage (with reference to nominal residual current) with Nominal Residual Current and The following must be substantiated per DIN VDE 0100 part 600: Tripping Test with Nominal Residual Current 2008: – Contact voltage occurring at nominal residual current may not Select Measuring Function exceed the maximum allowable value for the system.
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1) Measuring Contact Current Without Tripping the RCD 2) Tripping Test after the Measurement of Contact Voltage ➭ Press the I key. N Measuring Method The instrument uses a measuring current of only 1/3 nominal The tripping test need residual current for the determination of contact voltage U IN only be performed at which occurs at nominal residual current.
Special Testing for Systems and RCCBs 7.2.1 Testing Systems and RCCBs with Rising Residual Current (AC) for Type A, AC and B RCDs Measuring Method Contact voltage: The instrument generates a continuously rising residual current of (0.3 to 1.3) I within the system for the testing of RCDs.
7.2.3 Testing RCCBS with 5 7.2.4 Testing of RCCBs which are Suited for N Pulsating DC Residual Current The measurement of time to trip is performed here with 5 times nominal residual current. In this case, RCCBs can be tested with either positive or negative half-waves.
Testing for Special RCDs Tripping Test ➭ Press the I key. The RCCB is tripped. Blinking bars appear N 7.3.1 System, Type RCD-S Selective RCCBs at the display panel, after which time to trip t and earthing re- Selective RCDs are used in systems which include two series sistance R are displayed.
Measuring Method 7.3.3 SRCD, PRCD-S (SCHUKOMAT, SIDOS or comparable) The following can be measured, depending upon the measuring RCCBs from the SCHUKOMAT SIDOS series, as well as others method: which are of identical electrical design, must be tested after selecting the corresponding parameter. •...
7.3.4 Type G or R RCCB Set the Parameter – 5 Times Nominal Current In addition to standard RCCBs and selective RCDs, the special characteristics of the type G RCCB can also be tested with the test instrument. The type G RCCB is an Austrian specialty and complies with the ÖVE/ÖNORM E 8601 device standard.
Testing Residual Current Circuit Breakers in TN-S Systems Testing of RCD Protection in IT Systems with High Cable Capacitance (e.g. in Norway) Connection The desired system type (TN/TT oder IT) can be selected for RCD test type U ), and for earthing measurement (R N IN A probe is absolutely essential for measurement in IT systems,...
Testing of Breaking Requirements Select Measuring Function Overcurrent Protective Devices, Measurement of Loop Impedance and L-PE Determination of Short-Circuit Current (functions Z and I L-PE Testing of overcurrent protective devices includes visual inspec- Connection: tion and measurement. Use the PROFITEST to perform ASTER Schuko / 3-Pole Adapter...
Measurements with Suppression of RCD Tripping Settings for I Calculation 8.1.1 Measurement with Positive Half-Waves (PROFITEST only) XTRA Limit value: Measurement by means of half-waves plus direct current makes it possible to measure loop impedance in systems which are < limit value equipped with RCCBs.
Measuring Line Impedance (Z function) Evaluation of Measuring Method (internal line resistance measurement) Measured Values Supply impedance Z is measured by means of the same The maximum allowable method used for loop impedance Z (see section 8 on page L-PE loop impedance Z 26).
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Start Measurement Measurement with country-specific plug insert (e.g. Schuko) 2-pole measurement Note Selecting test probe and Lx-PE reference or AUTO is only relevant for report generation. Polarity selection Semiautomatic measurement See also section 5.8 regarding the AUTO parameter. L-PE relationships are not possible here.
Earthing Resistance Measurement (R function) Measurement with or without earth electrode voltage depending upon entered parameters and the selected type of connection: Earthing resistance R is important for automatic shutdown in RANGE Connection Measuring Functions system segments. It must have a low value in order to assure that No probe measurement high short-circuit current flows and the system is shut down reli- xx ...
10.1 Earthing Resistance Measurement – Mains Operated Perform Measurements See section 10.4 through section 10.6. The following types of measurement or connection are possible: • 2-pole measurement via 2-pole adapter 10.2 Earthing Resistance Measurement – Battery Powered The 5 following types of measurement or connection are possible: •...
10.3 Earthing Resistance, Mains Powered – 2-Pole Measurement with 2-Pole Adapter or Country-Specific Plug (Schuko) without Probe Set Parameters q Measuring range: AUTO, 10 k (4 mA), 1 k (40 mA), 100 Operational earth (0.4 A), 10 (3.7 ... 7 A) Earthing resistance In systems with RCCBs, resistance or test current must be se- Internal resistance...
10.4 Earthing Resistance Measurement, Mains Powered – 3-Pole Measurement: 2-Pole Adapter with Probe Set Parameters q Measuring range: AUTO, Operational earth electrode 10 k (4 mA), 1 k (40 mA), 100 (0.4 A), 10 (3.7 ... 7 A) Earthing resistance In systems with RCCBs, resistance or test current must be se- Earthing resistance through equipotential bonding sys-...
10.5 Earthing Resistance Measurement, Mains Powered – Measurement of Earth Electrode Voltage (U function) This measurement is only possible with a probe (see section Set Parameters 10.4). Earth electrode potential U is the voltage which occurs at q Measuring range: 10 / U the earth electrode between the earth electrode terminal and ref- q Connection type: 2-pole adapter + probe erence earth if a short-circuit occurs between the phase conduc-...
10.6 Earthing Resistance Measurement, Mains Powered – Selective Earthing Resistance Measurement with Current Clamp Sensor as Accessory As an alternative to the conventional measuring method, measurement can also be performed with a current clamp sensor. Set Parameters at Tester q Measuring range (test current selection): Operational earth 1 k...
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• In order to prevent electric shock, keep the surface of the METRAFLEX clean and free of contamination. • Before use, make sure that the flexible current sensor, the connector cable and the electronics housing are dry. Start Measurement In the event that you have changed the transformation ratio at the test instrument, a pop-up window appears indicating that this new setting also has to be entered to the connected current clamp sensor.
10.7 Earthing Resistance Measurement, Battery Operated – 3-Pole 3-Wire Method Note The measurement cables must be well insulated in order PROFITEST , PROFITEST XTRA to prevent shunting. In order to keep the influence of pos- sible coupling to a minimum, the measurement cables should not cross each other or run parallel to each other over any considerable distance.
10.8 Earthing Resistance Measurement, Battery Operated – 4-Pole 4-Wire Method Note The measurement cables must be well insulated in order PROFITEST , PROFITEST XTRA to prevent shunting. In order to keep the influence of pos- sible coupling to a minimum, the measurement cables should not cross each other or run parallel to each other over any considerable distance.
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➭ Position the probe halfway between the earth electrode and ➭ Auxiliary earth electrode H is positioned as far from possible the auxiliary earth electrode and determine earthing resis- from the earthing system. tance. ➭ The area between the earth electrode and the auxiliary earth ➭...
10.9 Earthing Resistance Measurement, Battery Operated – Selective (4-pole) with Current Clamp Sensor and PRO-RE Measuring Adapter as Accessory General Set Parameters at Tester q Measuring range: 200 PROFITEST , PROFITEST XTRA Note After switching to selective measurement, the AUTO measuring range is activated automatically if a measuring range of greater than 200 ...
10.10 Earthing Resistance Measurement, Battery Powered – Ground Loop Measurement (with current clamp sensor and transformer, plus PRO-RE/2 measuring adapter as accessory) ➭ Attach the 2 clamps to an earth electrode (earth spike) at dif- 2-Clamp Measuring Method ferent heights with a clearance of at least 30 cm. PROFITEST , PROFITEST XTRA...
10.11 Earthing Resistance Measurement, Battery Powered Select Measuring Function – Measurement of Soil Resistivity General Select Operating Mode The selected operating mode is displayed inversely: white battery icon against black background. Measurement of Soil Resistivity Set Parameters q Measuring range: AUTO, 50 k, 20 k, 2 k, 200 , 20 The determination of soil resistivity is necessary for the planning of ...
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Geologic Evaluation Calculating Dissipation Resistance Except in extreme cases, the ground is measured down to a Formulas for calculating dissipation resistance for common types depth which is roughly equal to probe distance d. of earth electrodes are included in this table. This makes it possible to arrive at conclusions regarding the These rules of thumb are entirely adequate for actual practice.
Measuring Insulation Resistance Semiautomatic Measurement in Multipole Systems 2-pole meas. (relevant for report generating only): Measurements between Lx-PE / N-PE / Lx-N / Lx-Ly / AUTO* Attention! where x, y = 1, 2, 3 Testing Systems with RCDs Insulation tests in electrical systems with type B RCDs may * AUTO parameter (see section 5.8) only be conducted while the RCDs are switched off.
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testing, corresponds to voltage UISO. After releasing the ON/ – Select current limit value in accordance with actual require- START key, measurement is ended and the last measured ments or the manufacturer’s data sheet (characteristic curve values for R and U are displayed.
Attention! EISO Do not touch the instrument’s terminal contacts during insulation resistance measurements! Limit value: If nothing has been connected to the terminal contacts, or if a RE(ISO) > limit value resistive load component has been connected for measurement, your body would be exposed to a current of approx. 1 mA at a voltage of 1000 V.
Measuring Low-Value Resistance up to 100 Ohm OFFSET ON – Compensation for Extension Cables with up to 10 (protective conductor and equipotential bonding If measurement cables or extension cables are used, their resis- conductor) tance can be deducted automatically from the measurement results.
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Start Measurement Note Measuring Low-Value Resistance Measurement cable and 2-pole measuring adapter resis- tance is compensated for automatically thanks to the four conductor method and thus do not effect measurement results. However, if an extension cable is used its resis- tance must be measured and deducted from the mea- surement results.
Measurement with Accessory Sensors Set Parameters The transformation ratio parameter must be correspondingly set 13.1 Current Measurement with Current Clamp Sensor at the test instrument depending upon the respectively selected measuring range at the current clamp sensor. Bias, leakage and circulating current to 1 A, as well as leakage current to 1000 A can be measured with the help of special cur- rent clamp sensors, which are connected to sockets 15 and 16.
Special Function – EXTRA Switch Position Selecting Special Functions The list of special functions is accessed by pressing the upper- Select EXTRA Switch Position most softkey. Select the desired function with the appropriate icon. EXTRA Overview of Special Functions Softkey Meaning / Special Function M Section XTRA...
) – U Function Limit value per DIN VDE 0100-520: U < 4% between the 14.1 Voltage Drop Measurement (at Z distribution network and the consuming device (adjustable Significance and Display of U (per DIN VDE 100, part 600) up to 10% in this case) Voltage drop from the intersection of the distribution network and Limit value per NIV: U <...
14.2 Measuring the Impedance of Insulating Floors and Walls Start Measurement (standing surface insulation impedance) – Z Function Measuring Method The instrument measures the impedance between a weighted metal plate and earth. Line voltage available at the measuring site is used as an alternating voltage source. The Z equivalent circuit is considered a parallel circuit.
14.3 Testing Meter Start-Up with Earthing Contact Plug Save Measured Value – kWh Function Energy consumption meters can be tested for correct start-up with this function. Connection L – N Earthing contact plug Special Case Start-up of energy consumption meters which are connected between L and L or L and N can be tested with this function.
14.4 Leakage Current Measurement with PRO-AB Leakage Measuring Sequence Current Adapter as Accessory– I Function Refer to the operating instructions for the PRO-AB leakage cur- (PROFITEST only) XTRA rent measuring adapter regarding performance of the measure- ment. Applications Measurement of contact voltage in accordance with DIN VDE 0107, part 10, as well as continuous leakage and patient auxiliary current per IEC 62353 (VDE 0750, part 1) / IEC 601-1 / EN 60 601-1:2006 (Medical electrical equipment –...
14.5 Testing of Insulation Monitoring Devices – IMD Function Set Limit Values for R as % L-PE Applications Insulation monitoring devices (IMDs) or earth fault detection sys- tems (EDSs) are used in IT systems in order to monitor adherence to a minimum insulation resistance value, as specified by Limit value: DIN VDE 0100-410.
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Evaluation Retrieving Saved Measured Values In order to evaluate the measurement, it must be stopped. This The measured value cannot be saved to memory and included in applies to manual as well as automatic measurement. Press the the test report until it has been evaluated (see also section 16.4). “START”...
14.6 Residual Voltage Test – Ures Function (PROFITEST only) Measuring Sequence – Long-Term Measurement XTRA Applications The EN 60204 standard specifies that after switching supply power off, residual voltage must drop to a value of 60 V or less within 5 seconds at all accessible, active components of a machine to which a voltage of greater that 60 V is applied during operation.
14.7 Intelligent Ramp – ta+I Function (PROFITEST only) Start Contact Voltage Measurement XTRA 14.7.1 Applications The advantage of this measuring function in contrast to individual measurement of I and t is the simultaneous measurement of N breaking time and breaking current by means of a test current which is increased in steps, during which the RCD is tripped only once.
14.8 Testing Residual Current Monitors Measure Contact Voltage – RCM Function (PROFITEST only) XTRA General Residual current monitors (RCMs) monitor residual current in elec- trical systems and display it continuously. As is also the case with residual current devices, external switching devices can be con- trolled in order to shut down supply power in the event that a specified residual current value is exceeded.
Automatic Test Sequences – AUTO Function Step-by-step Overview: Generating Test Sequences at the PC If the same order of tests with subsequent report generation is to Verwendetes Prüfgerät be performed repeatedly, as is, for example, specified by certain auswählen! standards, we recommend using test sequences. 1 2 3 4 With the help of test sequences it is possible to compile auto- matic test procedures on the basis of the manual individual mea-...
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Please note that the test sequences loaded to the test instrument Selecting and Starting a Test Sequence at the Test Instrument are deleted by the following operations in the test instrument: Figure 15.1 • by receiving selection lists from the PC (ETC: Device ...
Database 16.2 Transferring Distributor Structures The following data transfer operations are possible: 16.1 Creating Distributor Structures, General • Transfer a distributor structure from the PC to the test instru- A complete distributor structure with data for electrical circuits ment. and RCDs can be created in the PROFITEST test instru- ASTER •...
Distributor Structure Symbology / Tree Structure Icon Meaning A check mark to the right of a structural element means that all measurements Edit the selected structural element. within the respective hierarchy have been passed. Smbol x: at least one measurement has not been passed. No symbol: Measurement has not yet been performed.
Select a new object from a list. 16.3.2 Searching for Structural Elements Scroll up Scroll up Scroll down Scroll down Acknowledge selection Acknowledge selection / change level Display object or ID number Menu selection page 3/3 Select the desired object from the list with the keys and acknowledge with the ...
Note If you change the parameters in the measurement view, Search for ID number they are not saved for the structural element. A measure- ment with changed parameters can nevertheless be Search for text saved to the structural element, and any changed param- eters are documented in the report for each measure- ment.
Data Evaluation and Report Generation with ETC Software 16.4.1 Use of Barcode Scanners and RFID Readers All data, including the distributor structure, can be transferred to Search for an Already Scanned Barcode the PC and evaluated with the help of ETC software. Additional The search can be started from any switch setting and menu.
Operating and Display Elements (7) Alligator Clip (plug-on) (8) Test Probes Test Instrument and Adapter The test probes comprise the second (permanently attached) and third (plug-on) poles of the measuring adapter. A coil cable con- (1) Control Panel – Display Panel nects them to the plug-on portion of the measuring adapter.
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tected plug. Control Panel – LEDs The instrument determines whether or not the probe has been properly set and displays results at the display panel. MAINS/NETZ LED This LED is only functional when the instrument is switched on. It (18) USB Port has no function in voltage ranges U and U L-PE...
LED Indications, Mains Connections and Potential Differences Status Test Meas. Position of the Function / Meaning plug Adapter Function Switch LED Indications Correct connection, measurement enabled N NETZ/ Lights up L-PE green U, Z MAINS , kWh, IMD, int. ramp, RCM N conductor not connected, N measurement enabled...
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Status Test Meas. Position of the Function / Meaning plug Adapter Function Switch is dis- Counter-clockwise rotation played (3-phase measurement) is dis- Short between L1 and L2 played (3-phase measurement) is dis- Short between L1 and L3 played (3-phase measurement) is dis- Short between L2 and L3 played...
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Status Test Meas. Position of the Function / Meaning plug Adapter Function Switch RCD is tripped too early, or is defective. N Remedy: test circuit for bias current RCD is tripped too early, or is defective. L-PE Remedy: Test with “DC + positive half-wave”. RCD tripped during contact voltage measurement.
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Status Test Meas. Position of the Function / Meaning plug Adapter Function Switch > 10 : OFFSET OFFSET measurement is not sensible. Remedy: Check system. > Z OFFSET Offset value is larger than the measured value at the consuming system. OFFSET measurement is not sensible.
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Status Test Meas. Position of the Function / Meaning plug Adapter Function Switch Resistance in N-PE path is too high. N 10 mA 30 mA 100 mA 300 mA 500 mA 510 170 50 15 9 N for I N...
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Status Test Meas. Position of the Function / Meaning plug Adapter Function Switch DC+ with 10 Ω only N No DC bias magnetization in the IT network 15 mA possible with mains operation only 15 mA only as loop measurement with or without probe EXTRA ...
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Status Test Meas. Position of the Function / Meaning plug Adapter Function Switch Database and Entry Operations The parameters you have selected do not make sense in combination with previously configured parameters. The selected parameter settings will not be saved. Remedy: Enter other parameter settings.
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Connections Input Func- Measured Reso- Measuring Nominal Measuring Intrinsic Clamp Display Range Impedance / Plug 2-Pole 3-Pole tion Quantity lution Range Values Uncertainty Uncertainty Probe MFLEX Test Current Insert Adapter Adapter WZ12C Z3512A P300 1 ... 999 k 1 k = 50 V 1.00 ...
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Reference Conditions Overload Capacity 230 V 0.1% Line voltage 1200 V continuous 50 Hz 0.1% Line frequency 600 V continuous L-PE 45 Hz 65 Hz Meas. quantity frequency RCD, R 440 V continuous Measured qty. waveform Sine (deviation between effective 550 V (Limits the number of measure- L-PE and rectified value ...
Maintenance Replacing the Fuse 20.1 Firmware Revision and Calibration Information Attention! See section 4.5. Disconnect the device from the measuring circuit at all poles before opening the fuse compartment lid! 20.2 Rechargeable Battery Operation, and Charging ➭ Loosen the slotted screws at the fuse compartment lid next to Check to make sure that no leakage has occurred at the the mains power cable with a screwdriver.
Appendix Tables for the determination of maximum or minimum display values under consideration of maximum measuring uncertainty: 21.1 Table 1 21.3 Table 3 (full wave) / Z (+/- half-wave) M L-PE. L-PE. () () Limit Value Min. Dis- Limit Value Min.
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21.5 Table 5 k Limit Value Min. Dis- play Value >999 21.6 Table 6 Short-Circuit Current Minimum Display Values for the determination of nominal current for various fuses and breakers for systems with nominal voltage of U = 230 V Nominal Low Resistance Fuses With Circuit Breaker and Line Switch...
21.7 At which values should/must an RCD actually be tripped? Set residual current type or waveform at PROFITEST BASE Requirements for Residual Current Devices (RCDs) TECH General Requirements • Tripping must occur no later than upon occurrence of rated re- Waveform: sidual current (nominal differential current I N...
Tests for electrical systems include “visual inspection”, “testing” Function Test and “measurement”, and thus may only be conducted by experts The machine is operated with nominal voltage and tested for cor- with appropriate work experience. rect functioning, in particular with regard to safety functions. In the final analysis, the values from VDE 0664 are technically binding.
21.9 Periodic Testing per BGV A3 – Limit Values for Electrical Systems and Operating Equipment Limit Values per DIN VDE 0701-0702 Maximum Allowable Limit Values for Protective Conductor Resistance for Connector Cables with Lengths of up to 5 m Open-Circuit Test Standard Test Current Housing –...
21.10 List of Abbreviations and their Meanings Current Breaking current RCCBs (residual current devices / RCDs) Leakage current (measured with current clamp trans- Tripping current former) Nominal residual current N Measuring current Rising test current (residual current) Nominal current PRCD Portable residual current device Test current PRCD-S:...
21.11 Keyword Index SCHUKOMAT ................ 23 Select System Type (TN, TT, IT) ..........25 Abbreviations ................85 SIDOS ..................23 Adjusting Brightness and Contrast ..........10 SRCD ..................23 Standard Batteries DIN EN 50178 (VDE 160) ..........21 Charge Level ..............3 DIN EN 60 204 ..............83 Installation ................7 DIN VDE 0100 ............
21.12 Bibliography Further Literature in German Title Author Publisher Issue / Statutory Source Documents Order No. German occupational safety legislation (BetrSichV) Wiederholungs- Bödeker, K.; Kin- Hüthig & Pflaum 2007 issue, Regulations issued by the accident insurance carriers prüfungen nach DIN VDE dermann, R.;...
Repair and Replacement Parts Service Recalibration Calibration Center* and Rental Instrument The measuring tasks performed with your instrument, and the Service stressing it’s subjected to, influence aging of its components and may result in deviation from the specified levels of accuracy. If required please contact: In the case of strict measuring accuracy requirements, as well as GMC-I Service GmbH...
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