Lifting .........................................................................................................2-2
General Precautions ....................................................................................2-3
Heat Dissipation ..........................................................................................2-3
Enclosures ..................................................................................................2-4
Mounting ....................................................................................................2-5
Power Factor Correction Capacitors ..........................................................2-12
Protective Modules ...................................................................................2-13
Motor Overload Protection .........................................................................2-13
Two-speed Motors .............................................................................2-13
Multi-motor Protection .......................................................................2-13
Electromagnetic Compatibility (EMC) .........................................................2-14
Enclosure ...........................................................................................2-14
Wiring ................................................................................................2-14
Additional Requirements ....................................................................2-14
Chapter 3
Wiring
Terminal Locations .....................................................................................3-1
Power Structure ..........................................................................................3-3
Power Wiring .......................................................................................3-3
Line Connected ....................................................................................3-4
Delta Connected ..................................................................................3-4
Power Lugs ................................................................................................3-5
Control Power .............................................................................................3-7
Control Wiring ......................................................................................3-7
Controllers rated 5…480 A ..................................................................3-7
Controllers rated 625…1250 A ............................................................3-7
Control Wire Specifications ................................................................3-11
Fan Power ................................................................................................3-11
Fan Terminations ...............................................................................3-11
Control Terminal Designations ..................................................................3-12
Standard Controller Wiring Diagrams ........................................................3-13
Soft Stop, Pump Control, and SMB Smart Motor Braking ...........................3-24
Preset Slow Speed ....................................................................................3-28
Slow Speed with Braking ..........................................................................3-30
Sequence of Operation ..............................................................................3-31
Special Application Considerations ............................................................3-36
Use of Protective Modules ..................................................................... 36
Multi-motor Applications ...........................................................................3-38
SMC-Flex Controller as a Bypass to an AC Drive .......................................3-39
SMC-Flex Controller with a Bulletin 1410 Motor Winding Heater ...............3-40
Chapter 4
Programming
Overview ....................................................................................................4-1
Keypad Description .....................................................................................4-1
Programming Menu ....................................................................................4-1
Password ....................................................................................................4-5
Parameter Management .............................................................................4-6
Random Access Memory (RAM) ...........................................................4-6
Read-only Memory (ROM) ....................................................................4-6
Electrically Erasable Programmable Read-only Memory (EEPROM)....... 4-6
Parameter Modification................................................................................4-7
Soft Start .................................................................................................... 4-8
