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Contents
0
About this manual ..................................................................... 21
0.1
Target group................................................................................. 21
0.2
List of revisions ............................................................................ 21
0.3
Abbreviations and symbols .......................................................... 22
0.4
Writing conventions ..................................................................... 23
0.4.1
Hazard warnings of material damages ......................................... 23
0.4.2
Hazard warnings of personal injury .............................................. 23
0.4.3
Tips............................................................................................... 23
1
motor-protective circuit-breakers ............................................ 24
1.1
Foreword...................................................................................... 24
1.2
Device overview........................................................................... 25
1.3
Description of device ................................................................... 25
1.3.1
1.3.2
Current ranges of the PKZM0-.../XTPR...BC1NL and
PKZM0-...-T/XTPT...BC1NL motor-protective circuit-breakers .... 25
1.3.3
Temperature compensation ......................................................... 26
1.3.4
Phase failure................................................................................. 27
1.3.5
Restarting..................................................................................... 27
1.3.6
Test function ................................................................................ 28
1.4
Safety analysis ............................................................................. 29
2
Engineering................................................................................. 31
2.1
Overload monitoring of Ex e motors ............................................ 31
2.2
Setup of the overcurrent protection system ................................ 31
2.3
2.4
Approvals ..................................................................................... 34
3
Installation .................................................................................. 35
3.1
Installation Instructions ................................................................ 35
3.2
Fitting the device.......................................................................... 35
4
Using the device......................................................................... 37
4.1
Settings ........................................................................................ 37
4.1.1
Test .............................................................................................. 37
PKZM0-.../XTPR...BC1NL, PKZM0-...-T/XTPT...BC1NL 01/22 MN03402003Z-DE/EN www.eaton.com
19
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