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04/06 AWB1210-1458D/GB
About this manual 21
Target group 21
Abbreviations and symbols 21
List of revisions 22
1 PKZM0 motor-protective circuit-breakers 23
Preface 23
Overview of the devices 24
Unit description 24
– Overload protection with motor-protective circuit-
breakers 24
– Current ranges of the PKZM0 motor-protective cir-
cuit-breaker 25
– Temperature compensation 25
– Phase failure 26
–Reset 27
– Test function 27
2 Configuration 29
Overload monitoring of EEx e motors 29
Setup of the overcurrent protection system 29
Short-circuit protection of the motor-protective circuit-
breaker 30
Approvals 32
3 Installation 33
Notes on installation 33
Mounting the devices 33
4 Operating the devices 35
Settings 35
–Test 35
Contents
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