Uniks ISO-5, Operating Manual

Page 1: ...Operating Manual ISO 5 5 kV Digital Insulation Tester ISO 10 10 kV Digital Insulation Tester...

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Page 3: ...HAPTER 5 MEASUREMENT MODES OF THE METER 13 5 1 IR Mode 13 5 2 DAR Mode 15 5 3 PI Mode 18 5 4 Step Mode 21 5 5 Ramp Mode 25 5 6 Dielectric Discharge Mode 28 5 7 Voltage Mode 32 CHAPTER 6 GRAPH WINDOW 3...

Page 4: ...7 Other Settings 45 CHAPTER 10 METER SPECIFICATIONS 47 CHAPTER 11 51 11 1 Battery charging process 51 11 2 Battery alarms 51 CHAPTER 12 52 12 1 TRANSFORMERS 52 12 2 CIRCUIT BREAKERS 53 12 3 CABLES 53...

Page 5: ...such as moisture and insulation deterioration Dielectric Absorption Ratio DAR measurement is a diagnostic test similar to the Polarization Index PI but DAR takes the ratio of the Insulation Resistanc...

Page 6: ...nitoring software for window system and an interactive mobile application for android File Explorer It has le explorer to view the datalog le on TFT display Audio Read Out Audible test result on compl...

Page 7: ...ditional safety devices and not a substitute for the general practices Insulation testing in wet conditions can be hazardous It is recommended that the instrument should not be used under these circum...

Page 8: ...ime of the lithium ion battery SYMBOLS ON THE INSTRUMENT Caution Please refer user manual Caution Risk of electrical shock Equipment complies with current EU directives Equipment protected throughout...

Page 9: ...NDS AND THEIR MEANING 1 Negative terminal 2 Guard G terminal 3 Positive terminal 4 LED indicating presence of mains 5 USB slot for device connection 4 6 Speaker 7 Protective cover 2 8 TFT touch screen...

Page 10: ...Mains connected Breakdown mode Guard fuse blown Battery charging Burn mode USB mode Bluetooth mode Pre alarm for battery charging Danger High Voltage at leads Speaker mute Speaker unmute Current limi...

Page 11: ...and positive and double probe which is connected to the negative terminal Both the handles have a rotor for locking the probe to the meter Probe rotor Single probe handle Double probe handle NOTE Ins...

Page 12: ...ow so that the probe gets locked to the meter NOTE Do not disconnect the test leads of the meter till the test has been completed and the DUT has been discharged as the leads can cause electrical haza...

Page 13: ...the IR mode press icon on the home screen The main measurement screen will appear To setup the basic settings of the mode press the icon The control window will appear as shown below Here you can set...

Page 14: ...ter setting up all the basic settings press the button to go back to the main measurement screen All these control settings are stored by the meter so that the next time you start the meter you do not...

Page 15: ...3 SET VOLTAGE DAR INFORMATION PI INFORMATION You can save the data of this test by pressing the button After pressing this button a message will appear to tell you about the le number You can press t...

Page 16: ...s in good condition and DAR of greater than 1 4 indicates that the insulation is in an excellent condition The steps to take a test in DAR mode are as follows To enter the DAR mode press the icon on t...

Page 17: ...and t2 both can be set in the control window with the help of their corresponding arrows The up arrow will increase the time and the down arrow will decrease the time After setting up all the basic se...

Page 18: ...SET VOLTAGE DAR INFORMATION PI INFORMATION You can save the data of this test by pressing the button After pressing this button a message will appear to tell you about the le number You can press the...

Page 19: ...condition and PI of greater than 4 indicates that the insulation is in an excellent condition The steps to take a test in PI mode are as follows To enter the PI mode press the icon on the home screen...

Page 20: ...and t2 both can be set in the control window with the help of their corresponding arrows The up arrow will increase the time and the down arrow will decrease the time After setting up all the basic se...

Page 21: ...TION You can save the data of this test by pressing the button After pressing this button a message will appear to tell you about the le number You can press the OK button on the message box in order...

Page 22: ...voltage is increased by V 5 volts So in the last interval the test voltage will become V volts The value at the end of each interval is stored by the meter The steps to take a test in STEP mode are a...

Page 23: ...next time you start the meter you do not need to do these settings again Then connect the test leads to the equipment whose Insulation Resistance has to be measured On the measurement screen press and...

Page 24: ...T RESISTANCE AT EACH STEP SCREEN 2 VOLTAGE DURING TEST SCREEN 3 SET VOLTAGE VOLTAGE AT EACH STEP CURRENT AT EACH STEP Please note that in step mode if the meter is running on battery supply the meter...

Page 25: ...short circuit current limit which can be set in the settings window It will be discussed in detail in the further chapters The test time in this test is determined by the nal voltage and the slope Ex...

Page 26: ...to do these settings again Then connect the test leads to the equipment whose Insulation Resistance has to be measured On the measurement screen press and hold the button for about 3 seconds and then...

Page 27: ...T SCREEN 3 SET VOLTAGE SLOPE You can save the data of this test by pressing the button After pressing this button a message will appear to tell you about the le number You can press the OK button on t...

Page 28: ...for full absorption to take place in an insulation material The discharge timer t2 defaults to 1 minute Timer settings t1 and t2 are adjustable On completion of the test the instrument uses the curre...

Page 29: ...ntrol window will appear as shown below Here you can set the voltage using the voltage up and down in steps of 10V below 1000V and in steps of 25V above 1000V There is also a standard voltage button t...

Page 30: ...connect the test leads to the equipment whose Insulation Resistance has to be measured On the measurement screen press and hold the button for about 3 seconds and then release it to start the test Th...

Page 31: ...age box in order to go back to the measurement screen Please note that if in any test the test current reaches beyond 1 mA the meter will take a response time of about 10 min to display accurate readi...

Page 32: ...utton on the home screen of the meter The following screen will be displayed Additionally the meter also displays the voltage at the test leads DUT in other modes IR DAR PI STEP and RAMP before the st...

Page 33: ...h data point Test duration Duration between 2 data points Sample rate 5min 1 sec data point 5 min 01 sec 10 min 2 sec data point 10 min 01 sec 15 min 3 sec data point 15 min 01 sec 20 min 4 sec data p...

Page 34: ...lation resistance vs time for a given DUT On the home screen go to your desired test mode IR DAR PI STEP or RAMP using their corresponding button After this run the test as per the instructions given...

Page 35: ...w you can press the button Along with the data of the test the graph of the test is also stored when you save the le The saved graph can be viewed in the le explorer Also you can view the graph while...

Page 36: ...s from the meter To enter the le explorer and to read the data in your desired les you have to follow the following steps On the home screen enter any mode using their respective icon IR DAR PI STEP o...

Page 37: ...sing the scrolling arrows You can also view the graph for the test by pressing the button In case the memory gets fully occupied you can delete individual les by going to the le and pressing the butto...

Page 38: ...r the test has been completed In the PI mode it will read out the Polarization Index PI and in the DAR mode it will read out the Dielectric Absorption Ratio DAR after the test is completed This featur...

Page 39: ...ings window Please note that all the settings in this window except date time mute unmute and bluetooth usb get reset to their default values once the meter is restarted The settings window is as show...

Page 40: ...een will appear Here you can change the sleep time by pressing on the minutes button and a keyboard will appear where you have to enter the minutes and press button The sleep mode can also be turned O...

Page 41: ...n Settings Along with the parameters the meter also stores customer information in the le in which the customer can write the test speci c data like customer ID and name This can also be set in the se...

Page 42: ...yboard will appear where you have to enter the customer ID name and then press the key 9 4 Brightness Settings You can also change the brightness of the screen as per your requirement There are three...

Page 43: ...ng button And you can change the breakdown burn setting by clicking on the icon in the bottom left corner which indicates the present breakdown burn setting Difference between breakdown mode and burn...

Page 44: ...displayed which is High voltage shorted to guard or breakdown This is displayed when the voltage doesn t reach the desired value and the current is below 1 mA This is generally displayed when the use...

Page 45: ...e limit by pressing on the go no go voltage button and entering the desired value on the keyboard and then pressing the button You can also turn on off go no go by clicking on off button shown in the...

Page 46: ...reads out the insulation resistance values and other parameters like Polarization index PI and Dielectric Absorption Ratio DAR with the help of powerful speaker This feature can be turned on off by p...

Page 47: ...5 1D 10 G 20 1D 250 V 50 G 5 1D 500 G 20 1D 500 V 100 G 5 1D 1 T 20 1D 1000 V 200 G 5 1D 2 T 20 1D 2500 V 500 G 5 1D 5 T 20 1D 5000 V 1 T 5 1D 10 T 20 1D 10 000 V only ISO 10 2 T 5 1D 20 T 20 1D Volta...

Page 48: ...48 Insulation Leakage Current Measurement 0 01nA to 6mA Accuracy 5 0 2 nA Test voltage Accuracy 7 0 10 V nominal test voltage...

Page 49: ...pplicable Standards Standard Norms IEC 61010 1 Safety regulations for electrical measurement control regulation and lab devices IEC 61557 Measuring and monitoring facilities for testing the electrical...

Page 50: ...4 3 3 V m Electrical Safety Over voltage category 600 V CAT IV Test voltage 7 4 KV AC Pollution degree 2 Dimensions L X B X H 360mm x 310mm x 195mm Weight Approx 5 kg Accessories a Standard scope of...

Page 51: ...cord symbol will appear on the task bar as shown below Also the battery charging symbol will appear Power Cord symbol Charging symbol If the meter battery has completely discharged it will take about...

Page 52: ...Following are the connections schemes for insulation resistance measurement for different equipments 12 1 TRANSFORMERS HV winding with 3 phases HV winding with 3 phases LV winding with 3 short to LV...

Page 53: ...with guard to body Positive terminal of insulation tester Negative terminal of insulation tester G Guard terminal of insulation tester 12 3 CABLES Positive terminal of insulation tester Negative term...

Page 54: ...ation tester Negative terminal of insulation tester G Guard terminal of insulation tester Primary to ground with body of the CT connected to guard Positive terminal of insulation tester Negative termi...

Page 55: ...ttings and turn on the USB by touching on the USB bluetooth When the icon will have icon of USB it means USB has been selected Then go back to home screen of the meter and then connect the USB cord re...

Page 56: ...installed device as shown below Then install the software which can be downloaded from the website Then select the COM port in the software and press the connect button Then message will be displayed...

Page 57: ...s On the meter go to Settings More Settings and turn on the bluetooth by touching on the USB bluetooth When the icon will have icon of bluetooth it means bluetooth has been selected Then go back to ho...

Page 58: ...55 Then click on 5Dx_xxxxxxxxx where xxxxxxxxx is serial number and then press next button The computer will pair with the device and the following screen will appear Click on the close button...

Page 59: ...the driver is installed and then driver installed message will appear Now again right click on the bluetooth icon and click on show bluetooth device Then right click on 5Dx_xxxxxxxxx and click proper...

Page 60: ...all the software which can be downloaded from the website Then select the COM port in the software and press the connect button Then press ok button as shown below and the device will be connected to...

Page 61: ...and turn on the bluetooth by touching on the USB bluetooth When the icon will have icon of bluetooth it means bluetooth has been selected Then go back to home screen of the meter Install the mobile a...

Page 62: ...59 Then press the button shown in the gure Then in the drop down menu press the connect button Then the following screen will be displayed and the meter is now connected to your phone...

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