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Megger 
501 Crystal Paradise Mall 
Off Veera Desai Road 
Andheri(w), Mumbai - 400053 
Maharashtra 
India 
T +91 22 26740468 
F +91 22 26740465 

Megger GmbH 
Obere Zeil 2 
61440 Oberursel 
Germany  
T 06171-92987-0 
F 06171-92987-19 

Megger AB  
Eldarvägen 4  
Box 2970 
SE-187 29 TÄBY  
Sweden  
T +46 8 510 195 00 
F +46 8 510 195 95 

Megger AG 
Ob. Haselweg 630  
5727 Oberkulm  
Aargau  
Switzerland 
T +41 62 768 20 30 
F +41 62 768 20 33  

M

Megger Limited
Archcliffe Road, Dover
Kent  CT17 9EN  England 
T +44 (0)1 304 502101  
F +44 (0)1 304 207342
E [email protected]

Megger 
4271 Bronze Way, Dallas,  
Texas 75237-1019  USA
T +1 800 723 2861 (USA ONLY)
T +1 214 333 3201  
F +1 214 331 7399
E [email protected]

Megger   
Z.A. Du Buisson de la Couldre 
23 rue Eugène Henaff   
78190 TRAPPES  France 
T  +33 (0)1 30.16.08.90

  

F  +33 (0)1 34.61.23.77 
E [email protected]

Megger Pty Limited 
Unit 1, 11-21 Underwood Road 
Homebush 
NSW 2140  Australia 
T  +61 (0)2 9397 5900 
F  +61 (0)2 9397 5911 
E [email protected]

Megger Limited 
Unit 106-550 Alden Road 
Markham ON L3R 6A8  Canada 
T  +1 416 298 9688 (Canada only) 
T  +1 416 298 6770 
F  +1 416 298 0848 
E [email protected]

Megger products are distributed in 146 countries worldwide.

This instrument is manufactured in the United Kingdom.
The company reserves the right to change the specification or design without prior notice.
 
Megger is a registered trademark

Part No. MIT1020_2_UG_en_V09 1112
www.megger.com

Содержание MIT1020/2

Страница 1: ...ess underutilized and idle equipment along with credit for buybacks and trade ins Custom engineering so your equipment works exactly as you specify Critical and expedited services Leasing Rentals Demo...

Страница 2: ...M MIT1020 2 10kV Digital Insulation Tester USER MANUAL...

Страница 3: ...manner possibly causing a loss of display while the circuit remains energised In this event the unit must be turned off and the circuit discharged manually n Test leads including crocodile clips must...

Страница 4: ...circumstances Failure to follow these instructions could result in damage to the instrument and or a hazard to the operator The word should is used to indicate that the instructions indicate best prac...

Страница 5: ...instrument performs automatic tests and has data storage and data retrieval facilities Polarization index and dielectric discharge tests are performed automatically and test duration and voltages can...

Страница 6: ...on table Connection UK International USA Earth Ground Yellow Green Green Neutral Blue White Live Line Brown Black If using a fused plug ensure that it is fitted with a 3 Amp fuse The instrument can be...

Страница 7: ...dicator Alarm Data recording Test modes Voltage at terminals Battery level Breakdown indicator High voltage warning indicator High voltage warning indicator Analogue display Timers Main T1 T2 Dielectr...

Страница 8: ...es between insulation resistance and current Power On Off button The instrument will only turn on if this button is pressed held and then released when the display responds The instrument will not tur...

Страница 9: ...ry display initially shows the PI polarity index DAR dielectric absorption ratio and on completion of the test the TC time constant and capacitance measurements Toggling the display shows insulation r...

Страница 10: ...ndition test runs for longer than 10 minutes as this is required for a PI reading Figure 2 The result of a polarity index test PI Test settings T1 and T2 times set in order to measure the DAR Test con...

Страница 11: ...the test mode Modes of test to be chosen from include an insulation resistance IR test a polarization index PI test a step voltage SV test and a dielectric discharge DD test The insulation resistance...

Страница 12: ...instrument now displays clr to indicate clear mode Press and hold down test button until clear process begins shown by analogue display lighting anti clockwise Press the MODE button to exit without d...

Страница 13: ...terminal For basic insulation tests and where there is little possibility of surface leakage affecting the measurement it is unnecessary to use the guard terminal i e if the insulator is clean and th...

Страница 14: ...lt to that selected in the previous test If the instrument has been switched off since the previous test the test voltage defaults to 250 V If there is an external voltage greater than 80 V present th...

Страница 15: ...voltage in test voltage in test voltage in test voltage in major steps major steps minor steps minor steps IR only IR only Vs AND Vt Sets voltage Show set to 500V voltage Ts Tt Increase Display set ti...

Страница 16: ...ments and can provide accurate measurements with up to 4mA of noise current present A level of noise exceeding the instruments specified capability will be indicated by an alternating sine wave on the...

Страница 17: ...ent symbol PI On completion of the test the instrument will display the insulation resistance recorded at 1 minute and 10 minutes under the segment symbols 1m and 16 TEST MODE SUMMARY 10m Pressing the...

Страница 18: ...limits of 10 k and 35 T Release the function button to save the current limit Adjusting the alarm threshold level automatically activates the alarm limit mode This is indicated by the A symbol turning...

Страница 19: ...leads are reasonably clean and dry The guard lead can be used to remove the effects of surface leakage if necessary When measuring resistances above 100 G the test leads should not be allowed to touc...

Страница 20: ...ads are available as an optional accessory from Megger The lead to the negative terminal is fully screened The screen is plugged into the Guard terminal diverting any stray leakage currents This consi...

Страница 21: ...t accuracy 23 C 5 5 nF Voltage output accuracy 0 C to 30 C 4 0 10 V of nominal test voltage at 1 G load Current measurement range 0 01 nA to 5 mA Current measurement accuracy 23 C 5 0 2 nA at all volt...

Страница 22: ...ips 1002 534 Optional Accessories HV test lead sets 3 x 3 m with un insulated small clips 8101 181 3 x 8 m with un insulated small clips 8101 182 3 x 15 m with un insulated small clips 8101 183 3 x 5...

Страница 23: ...PA 19403 England U S A Tel 44 0 1304 502 243 Tel 1 610 676 8579 Fax 44 0 1304 207 342 Fax 1 610 676 8625 Megger operate fully traceable calibration and repair facilities ensuring your instrument conti...

Страница 24: ...ttery charge level indicator will need to calibrated to the new battery s characteristics End of life disposal WEEE The crossed out wheeled bin placed on the Megger products is a reminder not to dispo...

Страница 25: ...723 2861 USA ONLY T 1 214 333 3201 F 1 214 331 7399 E ussales megger com Megger Z A Du Buisson de la Couldre 23 rue Eug ne Henaff 78190 TRAPPES France T 33 0 1 30 16 08 90 F 33 0 1 34 61 23 77 E infos...

Страница 26: ...uipment Have surplus equipment taking up shelf space We ll give it a new home Learn more Visit us at artisantg com for more info on price quotes drivers technical specifications manuals and documentat...

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