METREL EurotestDL Instructions Manual Download Page 12

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Maintenance

4 Maintenance

4.1 Replacing fuses

•

M 0.315 A / 250 V, 20

5 mm

This fuse protects internal circuitry of low-value resistance function if test probes are
connected to the mains supply voltage by mistake.

•

F2,

F 4 A / 500 V, 32

6.3 mm

General input protection fuses of test terminals L/L1 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!

Fuse

SIZ

E AA

SIZ

E AA

SIZ

E AA

SIZE AA

S/N XXXXXXXX

Battery and fuse compartment

Legend:

1 Fuse

2 Fuse

3 Fuse

Serial number label

Battery cells (size AA)

6 Battery

holder

Summary of Contents for EurotestDL

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

Page 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 ...

Page 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...

Page 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 ...

Page 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...

Page 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 ...

Page 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 ...

Page 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 ...

Page 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...

Page 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 ...

Page 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 ...

Page 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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