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UIM UIM-90, Руководство пользователя

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UIM-90 (221) 
UIM-90 (221/В) 
UIM-90 (221/Р) 
UIM-90 (221/ВР)

 

 

 

7 

 

General view of the Oil tester

 

 

Control panel

 

 

 

Remote control

 

 

Rear panel

 

 

Содержание UIM-90

Страница 1: ...1 UIM 90 221 UIM 90 221 UIM 90 221 UIM 90 221 OIL TESTER UIM 90 USER MANUAL...

Страница 2: ...Safety requirements 11 3 Preparation of the Oil tester for first use 11 4 Operating procedure 13 4 1Dielectric sample preparation 13 4 2 Testing in accordance with the requirements of IEC 60156 2018 1...

Страница 3: ...1 The purpose of the Oil tester is measuring the breakdown voltage of transformer oil and other insulating liquids dielectric in accordance with the specified algorithm according to the requirements o...

Страница 4: ...ester operates retaining its design and parameters during and af ter exposure to external influencing factors Extreme values of factors Extreme conditions External influencing factor Operating conditi...

Страница 5: ...Remote control activating rod power supply cable Control panel of the Oil tester power switch green LED indication of switching on the Oil tester red LED indicator which indicates high voltage supply...

Страница 6: ...UIM 90 221 UIM 90 221 UIM 90 221 UIM 90 221 7 General view of the Oil tester Control panel Remote control Rear panel...

Страница 7: ...cable 1 Grounding wire 1 Cell 1 Partially spherical electrodes 2 Activating rod 1 Reference caliber 1 Stick for manual stirring 1 Remote control 1 Jumper 1 Fuse 2A 1 Round wrench 1 Bluetooth adapter 1...

Страница 8: ...ver of the generator unit Test voltage from the generator unit is output by means of two high voltage terminals on which the cell is installed To control the gap between the electrodes in the cell a r...

Страница 9: ...l of the Oil tester 1 5 Packing 1 5 1 The Oil tester is packaged in transportation crate which prevents socks and damages during transportation and storage 1 5 2 Before packing the Oil tester in the t...

Страница 10: ...grounded with groundingwire 3 Preparation of the Oil tester for first use 3 1 Preparation of the Oil tester When preparing the Oil tester for the first use it is necessary to take the Oil tester out o...

Страница 11: ...ar panel of the Oil tester connect it to the mains and set the power switch in position I and charge the built in battery 3 2 Preparation of the cell When preparing a cell for the first use it is nece...

Страница 12: ...r is gently agitated and turned over several times in such a way as to ensure as far as possible a homogeneous distribution of the impurities contained in the liquid without causing the formation of a...

Страница 13: ...ed lid on test compartment 3 both 1 and 2 c mount the cell with insulating liquid dielectric on high voltage termi nals inside the test compartment Immerse activating rod to the bottom of the cell Clo...

Страница 14: ...e according to IEC If the value of the applied voltage exceeds 90 kV the voltage rise will stop and a message will appear on the LCD display After the button is pressed the LCD display will show the R...

Страница 15: ...alue u and the coefficient of variation V After the report is printed out the LCD display will show the test results If coefficient of variation V does not exceed 20 then test results are considered r...

Страница 16: ...e cell close the lid and press the button Oil tester will perform additional set number of breakdown tests and calculate the mean breakdown value Ubrk standard error value u and the coefficient of var...

Страница 17: ...ults press and release buttons or the LCD display will show following info 5 mean breakdown value Ubrk 6 standard error value u 7 coefficient of variation V 8 values of breakdown voltages U 1 U 6 resp...

Страница 18: ...nd release the button i open the test compartment lid remove the cell j to conduct the next test prepare the sample in according to paragraph 4 1 and repeat steps c to i of paragraph 4 2 If the tests...

Страница 19: ...old pressed till the sound beep buttons and to select the appropriate parameter press and release the button or To change the appropriate parameter press and release the button or Parameter Range of v...

Страница 20: ...se button the LCD display will show if parameter Tsf set is greater than zero after which a warning will appear and a red LED indicator will light up and then inscription U 1 kV where XX X changing va...

Страница 21: ...ne 2 the parameter Number of break N is set greater than one d repeat steps f to h of paragraph 4 2 to view the test results e open the test compartment lid remove the cell f to conduct the next test...

Страница 22: ...nge the appropriate parameter press and release the button or Parameter Range of values Leap Information displayed on the LCD display IEC settings to set the test parameters in accordance with the req...

Страница 23: ...layed on the LCD display Time Minutes 00 59 1 Time Hours 00 23 1 Date Day 01 31 1 Date Month 01 12 1 Date Year 20 1 To save the settings simultaneously press and hold pressed till the sound beep butto...

Страница 24: ...ned at a given number of N series breakdowns kV 4 5 2 The value of the standard error u of mean breakdown value is calcu lated by the formula 1 N N U U i N 1 i 2 u brk 2 4 5 3 Value of breakdown volta...

Страница 25: ...lating surface of high voltage terminals and the test com partment lid from dust with a dry serviette c remove the side left and rear cover of the Oil tester and blow the in terior especially under th...

Страница 26: ...gnetic interference 2 Increase the distance be tween Oil testers which work simultaneously 3 The Oil tester with built in Bluetooth adapter works but the test results are not displayed on the PC 1 The...

Страница 27: ...7 6 3 yes 4 Checking the relative voltage measure ment error 7 6 4 yes yes 7 2 Verification facility 7 2 1 During the Oil tester verification it is necessary to use measuring instruments Paragraph Na...

Страница 28: ...necessary elements of connections 7 5 2 Prepare measuring instruments for verification to work in accordance with the requirements of the operational documentation 7 6 Verification performing 7 6 1 Vi...

Страница 29: ...d voltage is not higher than 30 kV open the test compartment lid at an angle of approximately 30 to 40 Ensure that increasing of the high voltage is stopped the red LED indicator turns off and the LCD...

Страница 30: ...stance of power circuits with respect to the case 7 6 3 1 To check the insulation resistance of power circuits with respect to the case it is necessary to a connect the power supply cable to a socket...

Страница 31: ...the side left and rear cover of the Oil tester Pull out the lid lock connector X4 and insert the jumper see Figure 1 Connect the Remote control to X2 socket see Figure 2 c connect the clamp to a prote...

Страница 32: ...e out the Remote control and the power cord plug beyond the security fence i close the door of protective fencing j connect the power supply cable to the power network through LATR type AOSN 2A 220 by...

Страница 33: ...age meter with the help of variable resistor R17 see Figure 2 r repeat the steps f to p s repeat the steps f to r for voltages 0 2 0 25 10 0 2 0 25 15 0 2 0 25 20 0 2 0 25 25 0 2 0 25 35 and 0 2 0 25...

Страница 34: ...mposition of the Commission committee the date of verification the conditions of verification the list of measuring instruments the results of visual inspection the results of measurements the results...

Страница 35: ...limatic conditions influence the Oil tester storage condi tions conform to the ones of class C2 IEC 870 2 2 1996 Storage facilities should be exempted of any acid and other harmful impurities causing...

Страница 36: ...1...

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