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Measurements Insulation resistance

3.2 Insulation resistance

Set function

Set parameters and limits

Nominal test voltage
[100 V

1000 V

]

Low limit resistance value
[

∗Ω

sets limit off, 0.01 M

200 M

]

Connection diagram

L1
L2

L3
N
PE

switched off
mains voltage

closed
switches

dis

onn

ted l

PE/

Press and hold the

TEST

key until result is stabilised.

View results

Displayed results:

Insulation resistance

Um:

Instrument test voltage

Содержание EurotestDL

Страница 1: ...EurotestDL MI 3002 EurotestEASI MI 3100 Short instructions Version 2 3 UK Code No 20 750 114 ...

Страница 2: ...rel metrel si Mark on your equipment certifies that this equipment meets the requirements of the EU European Union concerning safety and interference causing equipment regulations 2009 METREL No part of this publication may be reproduced or utilized in any form or by any means without permission in writing from METREL ...

Страница 3: ...e instrument in supply systems with voltages higher than 550 V Service intervention or adjustment procedure is allowed to be carried out only by a competent authorized person Use only standard or optional test accessories supplied by your distributor Consider that older and some of new optional test accessories compatible with this instrument meet only overvoltage category CAT III 300 V It means t...

Страница 4: ...tery cells The battery is charged whenever the power supply adapter is connected to the instrument In built protection circuits control the charging procedure and assure maximal battery lifetime Power supply socket polarity is shown in the figure below Power supply socket polarity Note Use only power supply adapter delivered from manufacturer or distributor of the test equipment to avoid possible ...

Страница 5: ...r Collector prolongation lead PCC1 PCC2 PCC3 MPEC MPEC Main Potential Equilizing Collector PCC Protection Conductor Collector prolongation lead R y S z T x N L2 PE L3 L L1 R y S z T x 5 Press the TEST key Press the TEST key to start Press the TEST key again to stop measurement 6 View results Displayed results R Main LowΩ resistance result R LowΩ resistance sub result with positive voltage at L ter...

Страница 6: ...00 VDC 1000 VDC Low limit resistance value Ω sets limit off 0 01 MΩ 200 MΩ 3 Connection diagram L1 L2 L3 N PE switched off mains voltage closed switches disconnec ted loads N L2 L L1 PE L3 4 Press and hold the TEST key until result is stabilised 5 View results Displayed results R Insulation resistance Um Instrument test voltage ...

Страница 7: ...ts limit off BS88 BS3036 BS1361 BS1362 B C D Fuse current rating 6 A 200 A Fuse tripping time 0 4 s 5 s 3 Connection diagram L1 L2 L3 N PE RE Ro L PE N L L1 N L2 PE L3 N L2 L L1 PE L3 4 Press the TEST key 5 View results Displayed results Z Line impedance ISC Prospective short circuit current Lim High limit line impedance value if applicable ...

Страница 8: ...BS88 BS3036 BS1361 BS1362 B C D Fuse current rating 6 A 200 A Fuse tripping time 0 4 s 5 s 4 Connection diagram Zs L1 L2 L3 N PE RE Ro L PE N L L1 N L2 PE L3 Zs rcd L1 L2 L3 N PE RE Ro L PE N L L1 N L2 PE L3 5 Press the TEST key 6 View results Displayed results Z Fault loop impedance ISC Prospective fault current Lim High limit fault loop impedance value if applicable ...

Страница 9: ...rential RCD tripping current 1 2 5 Test current starting polarity and RCD type G G S S G G S S 4 Connection diagram L1 L2 L3 N PE RE Ro L PE N L L1 N L2 PE L3 5 Press the TEST key 6 View results Displayed results UC Contact voltage RL Fault loop resistance Lim High limit fault loop resistance Displayed results t Tripping time UC Contact voltage Displayed results IΔ Tripping current UCI Contact vol...

Страница 10: ...E N L L1 N L2 PE L3 N L2 L L1 PE L3 3 View results Displayed results Ul 1 n 2 Voltage between phase and neutral conductors or between phases L1 and L2 Ul 1 pe 3 Voltage between phase and protective conductors or between phases L1 and L3 Un 2 pe 3 Voltage between neutral and protective conductors or between phases L2 and L3 ...

Страница 11: ...uence 1 Set function 2 Connection diagram L3 L2 L1 N PE N L2 N L2 L L1 L L1 PE L3 PE L3 result 1 2 3 option A 1110 result 2 1 3 3 View results Displayed result Ph Phase sequence 1 2 3 Correct connection 2 3 1 Invalid connection Irregular voltages ...

Страница 12: ...1 and N L2 Warnings Disconnect any measuring accessory and power off the instrument before opening battery fuse compartment cover hazardous voltage inside Replace blown fuse with original type only otherwise the instrument may be damaged and or operator s safety impaired 5 6 4 1 2 3 F1 F3 F2 Fuse Fuse Fuse SIZE AA SIZE AA SIZE AA SIZE AA SIZE AA SIZE AA S N XXXXXXXX Battery and fuse compartment Le...

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