The Moeller Wiring Manual
Automation Systems
Electronic motor starters and drives
Command and signalling devices
Rotary Switches
Contactors and Relays
Motor-protective circuit-breaker
Overview
PKZM01, PKZM0 and PKZM4
PKZM01, PKZM0 and PKZM4 – auxiliary contacts
PKZM01, PKZM0 and PKZM4 – releases
PKZM01, PKZM0 and PKZM4 – operating principle schematics
PKZ2 – overview
Motor and system protection
The circuit-breaker
Standards
Special motor-protective trip block ZMR-...-PKZ2
Important note!
(High-capacity) contact module S-...-PKZ2
(High-capacity) contact module for 24 V DC control voltage
Current limiter CL-PKZ2
PKZ2 – remote operator
PKZ2 – release
PKZ2 – auxiliary contact, trip-indicating auxiliary contact
PKZ2 – operating principle schematics
Circuit-breakers
All about Motors
Specifications, Formulae, Tables
Alphabetical index
The circuit-breakers PKZ2/ZM... consists of:
There is a choice of trip blocks:
All trip blocks are equipped with adjustable overload and short-circuit releases.
Overload from ... to: