Related Manuals for AEMC instruments 6550
Summary of Contents for AEMC instruments 6550
- Page 1 6550 10kV and 15kV MEGOHMMETERS 6555 ENGLISH User Manual 1.888.610.7664 www.calcert.com sales@calcert.com...
- Page 2 1.888.610.7664 www.calcert.com sales@calcert.com...
- Page 3 Refer to our repair and calibration section at . Serial #: ______________________________ Catalog #: 2130.31 / 2130.32 Model #: 6550 / 6555 Please fill in the appropriate date as indicated: Date Received: ____________________________ Date Calibration Due: _______________________ 1.888.610.7664 www.calcert.com sales@calcert.com...
- Page 4 Thank you for purchasing a Megohmmeter Model 6550/6555. For best results from your instrument and for your safety, read the enclosed operating instructions carefully and comply with the precautions for use. These products must be only used by qualified and trained users.
- Page 5 Precautions Before Use This instrument and its accessories comply with safety standards IEC 61010-1, IEC 61010-031, and IEC 61010-2-030 for voltages of 1000V in Category IV at an altitude of less than 2000m, indoors, with a degree of pollution of not more than 2. Failure to observe the safety instructions may result in electric shock, fire, explosion, and destruction of the instrument and of the installations.
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Page 6: Table Of Contents
3.4.5 Adjustment of the Test Voltages ....................24 3.4.6 Adjustment of the Alarm Thresholds ..................25 4. OPERATION ......................26 4.1 Charging the Batteries ......................... 26 4.2 Using the Leads ........................... 27 4.3 AC/DC Voltage Measurement ......................27 Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... - Page 7 7. SPECIFICATIONS ....................52 7.1 Reference Conditions .......................... 52 7.2 Electrical Specifications ........................53 7.2.1 Voltage ............................53 7.2.2 Current............................53 7.2.3 Insulation Resistance ........................ 53 7.2.4 DAR, PI, and DD ........................57 7.2.5 Capacitance ..........................58 Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com...
- Page 8 8.2 Replacing the Battery .......................... 63 8.3 Replacing the Fuse ..........................63 8.4 Cleaning ............................... 63 8.5 Repair and Calibration ......................... 64 8.6 Technical and Sales Assistance ......................64 8.7 Limited Warranty ..........................64 8.8 Warranty Repairs ..........................65 Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com...
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Page 9: Introduction
Save the damaged packing container to substantiate your claim. Megohmmeter Model 6550 (Graphical, Analog Bargraph, Backlight, Alarm, Timer, 500V, 1000V, 2500V, 5000V, 10kV, Ramp, StepV, Variable, Auto DAR/PI/DD, USB, w/DataView Software) .. -
Page 10: Product Features
They are packaged in a rugged case, have a graphical LCD screen and can operate on battery or AC power. The Model 6550 makes insulation measurements at voltages up to 10,000V, the Model 6555 up to 15,000V. Their main functions are: ■... -
Page 11: Front Panel Features
Power receptacle for recharging the batteries. USB connection for communication with a PC. Seven-position rotary function switch. Navigation buttons for moving the cursor, selecting and changing values. START/STOP measurement button. Eight function buttons (see § 2.4). Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 12: Display
Elapsed Time 00:01:12 Duration of the measurement DAR (30s/60s) 1.00 PI (1.0m/10m) Subsidiary results Capacitance 2.201 nF symbol indicates blinking. If values are undetermined, they are represented by - - - -. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 13: Button Functions
--- °C Rc Reference Temperature --- °C ∆T for R/2 --- °C R measured 5.00 GΩ Rc at --- °C --- kΩ TEMP Use the ◄ ►▲▼ arrow buttons to enter the various parameters: Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 14: Alarm Button
If the measurement is less than the alarm threshold, the instrument indicates this by blinking the ALARM symbol on the display and emitting an audible signal. Press the ALARM button again to disable the alarm; the ALARM symbol disappears from the display. ALARM Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 15: Config Button
(m:s) can be set. CONFIG Total Run Time 00:02:00 Manual Stop Manual Stop + DD Timed Run (m:s) 2:00 Timed Run + DD To do this, use the ◄ ►▲▼arrow buttons. DAR (s/s) 30/60 PI (m/m) 1.0/10 Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... - Page 16 (see below). This type of test is useful for testing varistors or other types of voltage limiter. The I-LIM symbol is displayed. I-LIM FIXED VOLTAGE 1000 V 500 V 2500 V Input voltage 10 V AC Frequency 50.0 Hz Input current 24.6 pA Date 2011.05.23 Time 10:31 Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com...
- Page 17 Resistance R > 30GW 200MW < R < 16,6GW 10MW* < R < 1 GW *10MW because Imax = 1mA at 10,000V. The fixed current range remains active until the instrument is switched off. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com...
- Page 18 The ALARM symbol is displayed if the alarm is enabled. ALARM BURN FIXED VOLTAGE 1000 V 500 V 2500 V Input voltage 10 V AC Frequency 50.0 Hz Input current 24.6 nA Date 2011.05.23 Time 10:31 Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com...
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Page 19: During The Measurement
In the case of a variable test voltage, the voltage set is also displayed and can be modified during the measurement. RANGE BURN 502 MΩ 2305 V Set 2300V 4.61 µA Elapsed Time 00:00:12 CONFIG I-Range Fix 2 Disturbance Level Adjustable Voltage 2300 V Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 20: Display Button
4 minutes (which is the smallest possible) these lines are the same and represent one sample. Depending on the range of the left vertical scale it may be possible to move the vertical scale and the corresponding curve with the ▲▼ arrow buttons. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com... - Page 21 Press the DISPLAY button again to view the current vs. voltage data points (not available for V-STEP). GRAPH DISPLAY This curve is useful primarily in the case of a measurement in V-RAMP mode. There is no cursor and it is not possible to zoom on this curve. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com...
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Page 22: Filter Button
AC voltage superposed on the measurement. The FILTER button is active before and during the measurement (but is not available in graph mode). Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com... -
Page 23: Help Button
MEM: store data record menu TEMP: temperature menu , : select test voltage - lower - higher HELP A long press on the HELP button (>2s) allows setting of the display contrast and the backlighting (see § 3.1). Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 24: Instrument Configuration
Use the ▲▼ keys to choose your language and press the ◄ key to confirm or ◄ to cancel. Installing the new language may take up to 30 seconds. The device then reboots. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 25: Choosing The Measurement Of The Lead Compensation
FILTER 3.4 Configuring the Instrument (SET-UP) The Models 6550/6555 are factory configured so that they can be used without modifying the parameters. For most measurements, simply choose the test voltage and press the START/STOP button. Most parameters can be configured using the CONFIG button or in the SET-UP function. -
Page 26: Configurable Parameters
Test type: Burning ■ Maximum output current: 5mA ■ Maximum output voltage: 10kV (6550), 15kV (6555) ■ Adjustable test voltages: 50V, 800V and 7000V ■ Ramp and step test voltages return to their original values, as do all alarm thresholds ■... -
Page 27: Measurement Parameters
750V, the measurement will be made at 500V for the 500V fixed voltage, and at a maximum of 750V for all other fixed voltages. The adjustment range is from 40 to 10,000V (15,000V for Model 6555). Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 28: Adjustment Of The Test Voltages
If either a step voltage or a step duration is set to zero, the step will be set to zero as a whole and will be skipped during the test. Press the ◄ button to exit the menu and return to the main SET-UP menu. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com... -
Page 29: Adjustment Of The Alarm Thresholds
- For the adjustable test voltages, the alarm threshold depends on the voltage. It is adjustable between two values that depend on the test voltage. Press the DISPLAY button again to return to the first SET-UP screen. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 30: Operation
It is possible to charge the instrument during operation. In this case the symbol flashes. The charging current then depends on the test voltage and on the resistance measured. If the power necessary for the measurement approaches 10W, the batteries are not charged. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 31: Using The Leads
The insulation measurements cannot be started if there is an excessively high external voltage (>0.4VN where VN is the test voltage, with a maximum of 1000V ) on the terminals. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 32: Insulation Measurements
The instrument measures the external voltage present on the terminals. It can make the measurement if the peak voltage is less than 0.4VN or 1000V maximum. Beyond this value, it does not make the measurement. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com... -
Page 33: Using A Fixed Voltage
Otherwise, use the ◄► buttons to go to the voltage value, then use the ▲▼ buttons to adjust the value of the test voltage. The adjustment is in 10V steps up to 1000V, and in 100V steps above 1000V. Keeping the buttons pressed will speed up the adjustment. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com... -
Page 34: Using A Voltage Ramp
50 V Max. 100 V SET-UP Test Run Time 00:00:30 Step Input voltage -0.1 V DC Voltage V RAMP Frequency 0.2 Hz V VAR Input current 55.7 nA V FIXED Date 2011.05.24 Time 15:31 Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 35: Using A Stepped Voltage
Step function 1: 50 to 500V ■ Step function 2: 500 to 5000V ■ Step function 3: 1000 to 10,000V The voltage and the duration of each step can be programmed using the CONFIG button (see § 2.4.3). Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 36: Connection
G terminal - in this case the shield of black lead will be connected to the ground of the instrument, which helps to avoid leakage current and capacitive current effects. This reduces the influence of the operator’s hands on the test leads and gives a more stable measurement. BLACK BLUE BLACK Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 37: Before The Insulation Measurement
The ALARM symbol in the status line will blink and (if the buzzer is switched on) an audible beep will sound if the result of the measurement is below the programmed threshold. ALARM Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 38: During The Insulation Measurement
10 100 If the measurement is unstable, it is possible to apply a digital filter by pressing the FILTER button. It is possible to view the available result values by pressing the DISPLAY button. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... - Page 39 CONFIG button. It is possible to fix the measurement range of the current, to add an analog filter (disturbance level low/high), or to change the test voltage if in the variable test voltage mode (V-VAR). For more details, refer to § 2.4.3. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com...
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Page 40: After The Insulation Measurement
The DISPLAY button is used to look up all information available after the measurement. This information depends on the type of measurement chosen (see § 2.4.4). In the case of a ramp or step measurement, the measurement result is displayed as follows: Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com... -
Page 41: Error Indications
■ the disturbance currents (capacitive charging current, dielectric absorption current) created by the application of the test voltage. Even if they gradually fade, they interfere with the measurement at the Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 42: Dar/Pi Measurement
GΩ TΩ 10 100 START/STOP Press the START/STOP button again to stop the measurement. BURN 502 MΩ 502 V 978 nA Elapsed Time 00:10:10 DAR (30s/60s) 2.64 PI (1.0m/10m) 1.05 Capacitance 320 nF START/STOP Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 43: Interpretation Of The Results
4.6.2 Interpretation of the Results Condition of insulation PI < 1 DAR < 1.25 Poor or even dangerous 1 ≤ PI < 2 1.25 ≤ DAR < 1.6 2 ≤ PI < 4 Good Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 44: Dd (Dielectric Discharge Index)
DD = current measured after 1 minute (mA)/[test voltage (V) x measured capacitance (F)] 4.7.1 DD Measurement Press the CONFIG button. CONFIG Total Run Time Manual Stop Manual Stop + DD Timed Run (m:s) 2:00 Timed Run + DD DAR (s/s) 30/60 PI (m/m) 1.0/10 CONFIG Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... - Page 45 In both cases, it is necessary to wait one minute after the measurement is stopped (countdown on the display unit) for the instrument to display the result. During this time, the START/STOP button is lit but the instrument does not emit an audible signal. The result is then displayed. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com...
- Page 46 BURN 234.5 MΩ 507 V 224.6 pA Elapsed Time 00:02:00 DAR (30s/60s) 1.42 PI (1.0m/10m) - - - Capacitance 2.201 nF DD current 11.55 pA 2.55 START/STOP Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com...
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Page 47: Interpretation Of Results
09:04 500V If the screen does not display the measurement and pressing the MEM key has no effect, press the DISPLAY key twice to restore the result screen, then press the MEM key again. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... - Page 48 Press the MEM button one last time to record the measurement. The instrument confirms the storage. The measurement is recorded with all its supporting information. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com...
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Page 49: Reading Recorded Values
The instrument then displays the list of records around the object chosen. To see details of a measurement, place the cursor on the object and the test chosen using the▲▼ arrow buttons, then press the ► button. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com... -
Page 50: Erasing The Memory
Rc Reference Temperature 40 °C ∆T for R/2 10 °C R measured 5.00 GΩ Rc at 40 °C 1.529 GΩ TEMP TEMP 5.3 Erasing the Memory Turn the rotary switch to the MR position. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 51: Erasing One Record
Physical clearing of data is only accomplished when clearing the whole memory. 5.3.2 Erasing All Records Press the CONFIG button. The instrument requests confirmation of the deletion. Select OK to confirm or CANCEL to cancel. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 52: Error Codes
5.3.2). The instrument reports this problem by displaying “CLEAR MEMORY”. ■ All other errors require returning the instrument for repair (see § 8.5). There are three types of error messages: ■ Informative error messages: Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 53: Dataview ® Software
If Autorun is not enabled or allowed, use Windows Explorer to locate and open the USB drive labeled “DataView.” When the DataView folder is open, find the file Setup.exe located in the root directory of the USB drive, and double-click it to run the installation program. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... - Page 54 Control Panel. If you are performing a Complete install, by default all available Control Panels are selected (a check mark next to the Control Panel indicates it is selected). Control Panels take up disk space on the computer; so unless you have other types of AEMC instruments, we recommend Megohmmeter Models 6550/6555 1.888.610.7664...
- Page 55 (c) Inform you when the program is installed. Click Finish to install the next selected program. If the software is not installed (or if the installed software is the same version as the selected software), the Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com...
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Page 56: Megohmmeter Control Panel
Access this Help by clicking the option Help in the Control Panel’s menu bar at the top of the screen. 7. SPECIFICATIONS 7.1 Reference Conditions Influence Quantities Reference values Temperature 23 ± 3°C Relative Humidity 45 to 55% RH Supply Voltage 9 to 12V Frequency Range DC and 15.3 to 65Hz Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 57: Electrical Specifications
40 to 10,000V in 10-V steps adjustable from 1000 to 15,000V in 100-V steps ■ Maximum current: ≤1mA from 40 to 999V 5 to 0.2mA from 1000 to 15,000V. The user can adjust this current. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... - Page 58 Discharge Time (C at µF) 0.25 s x C 0.5 s x C 1 s x C 2 s x C 4 s x C 7 s x C Test Voltage 5000V 10,000V 15,000V Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com...
- Page 59 ■ Typical curves of the test voltages at the instrument terminals as a function of the load resistance 500V Range 10 k 100 k 10 M 100 M 10 G 100 G 1000V Range 1200 1000 10 k 100 k 10 M 100 M 10 G 100 G 10 T Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com...
- Page 60 100 k 10 M 100 M 10 G 100 G 10 T 5000V Range 6000 5000 4000 3000 2000 1000 10 k 100 k 10 M 100 M 10 G 100 G 10 T Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com...
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Page 61: Dar, Pi, And Dd
10000 8000 6000 4000 2000 10 k 100 k 10 M 100 M 10 G 100 G 10 T 100 T 7.2.4 DAR, PI, and DD ■ Calculation of the DAR and PI terms Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 62: Capacitance
The day before you use your device, check its charge condition. If the battery level indicator shows less than three bars, charge the device overnight (see §4.1). The charging time varies between 6h and 10h. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com... -
Page 63: Optimize Battery Charging
How long your device can operate when the battery is fully charged depends on several factors: ■ The consumption of the device, which depends on the measurements you make. ■ The capacity of the battery is greatest when the battery is new, and declines as the battery ages. Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 64: Defect" Message
-40° to 158°F (-40° to 70°C); 10 to 90% RH ■ Altitude: <2000m ■ Degree of pollution: 2 7.5 Mechanical Specifications ■ Dimensions: (LxWxH): 13.4 x 11.8 x 7.9" (340 x 300 x 200mm) ■ Weight: approximately 13.7 lb (6.2kg) Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 65: Safety Specifications
Humidity with t ≤ 35°C MW W (40GW W to 10TW W ) ±0.3% ±(15% + 5cts) U > 7.5 kV and 3TW < R < 10TW W ±(15% + 5cts) ±(30% + 5cts) Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 66: Inherent And Operating Accuracy
(1): The DAR, PI and DD terms and the capacitance and leakage current measurements are included in the quantity “MΩ”. 7.8 Inherent and Operating Accuracy The Megohmmeter Models 6550 and 6555 comply with standard IEC-61557, which requires that the operating accuracy, called B, be less than 30%. -
Page 67: Replacing The Battery
Use a soft cloth, lightly dampened with soapy water ■ Wipe with a damp cloth and then dry with a dry cloth ■ Do not splash water directly on the clamp ■ Do not use alcohol, solvents or hydrocarbons Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com... -
Page 68: Repair And Calibration
If you are experiencing any technical problems, or require any assistance with the proper operation or applica- tion of your instrument, please call, fax or e-mail our technical support team: Chauvin Arnoux , Inc. d.b.a. AEMC Instruments ® ® Phone: Megohmmeter Models 6550/6555 1.888.610.7664 www.calcert.com sales@calcert.com...
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