The Moeller Wiring Manual
Switching, control, visualisation
Electronic motor starters and drives
Control circuit devices
Rotary switches
Contactors and relays
Motor-protective circuit-breakers
Circuit-breakers
All about Motors
Motor protection
Engineering notes
Circuit documents
Power supply
Control circuit supply
Contactor markings
Direct-on-line start of three-phase motors
Direct switch-on with PKZ2 motor-protective circuit-breaker
Control circuit devices for direct-on-line start
Star-delta switching of three-phase motors
Star-delta starting with motor-protective circuit-breakers PKZ2
Control circuit devices for star-delta starting
Pole-changing motors
Motor windings
Multi-speed contactors
Multi speed switches of three-phase motors
Tapped winding, non-reversing, 2 speeds
Two separate windings, non-reversing, two speeds
Control circuit devices for UPDIUL multi-speed contactors
Multi speed switch with motor-protective circuit-breakers PKZ2
Three-phase current-automatic stator starters
Three-phase automatic rotor starters
Switching of capacitors
Duplex pump control
Fully automatic pump control
Off position interlock of the loads
Fully automatic main transfer switch with automatic reset
Export to the world market and to North America
Standards, formulae, tables
Index
Multi-speed contactor UPDIUL, fuseless without overload relay
Rating of switchgear
Q1, Q17 = I1 (low speed)
Q2, Q21 = I2 (high speed)
Motor windings → section Motor windings.
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