About This Manual; Target Group; Abbreviations And Symbols - Eaton PKZM4/XTPR DC1 Series Manual

01/11 MN03402002Z-DE/EN

Target group

Abbreviations and
symbols
h
j

About this manual

This manual applies to the PKZM4/XTPR...DC1 motor-
protective circuit-breakers.
It describes the overload monitoring system for the protec-
tion of motors operating in potentially explosive atmo-
spheres (Ex e areas).
This manual is aimed at specialist personnel who are
responsible for the installation, commissioning and mainte-
nance of the motor protective circuit breaker.
Symbols used in this manual have the following meanings:
Ex e Ignition protection type "Increased Safety"
PTB Physikalisch Technische Bundesanstalt.
German Federal Testing Laboratory:
Accredited certification authority for devices
operated in Ex e areas.
NM Lowest possible setting current
HM Highest possible setting current
Indicates instructions to be followed
X
h Draws your attention to interesting tips and supplemen-
tary information.
Caution!
warns of the risk of material damage.
Danger!
warns of the possibility of serious damage and slight injury
or death.
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