The Moeller Wiring Manual
Automation Systems
Electronic motor starters and drives
Command and signalling devices
Rotary Switches
Contactors and Relays
Motor-protective circuit-breaker
Circuit-breakers
Overview
Overview, shunt releases
Undervoltage releases
Contact sequence of the auxiliary contacts
Internal circuit diagrams
Remote switch-off with voltage releases
Application of the undervoltage release
Shutdown of the undervoltage release
Indication of the switch position
On and Off indication using standard auxiliary contacts HIN (Q1)
Tripped indication using trip-indicating auxiliary contact HIA (Q1)
Short-time delayed circuit-breaker – internal circuit diagrams
Mesh network circuit-breaker
Remote operation with motor operator
as a transformer switch
with residual-current release
IZM circuit-breakers
All about Motors
Specifications, Formulae, Tables
Alphabetical index
P1: On
P2: Off
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