15 -1
15
Appendix
This appendix explains the Inverter drive basics, how to select the drive ca-
pacity, designing an interface and cooling configuration, wiring, and the
VS-626M5 drive specifications.
15.1 Inverter Drive Basics 15 -2..................
15.1.1 Principle of an Inverter Drive 15 -2..................
15.1.2 Inverter and Converter Configuration 15 -3..........
15.1.3 Squirrel Cage Induction Motor Characteristics 15 -3...
15.1.4 Controlling an Induction Motor Using Vector
Control 15 -5...................................
15.2 Basic Inverter Drive mechanics 15 -6.........
15.2.1 Torque 15 -6.....................................
15.2.2 Rotator and Linear Operator Outputs 15 -6..........
15.2.3 Inertial Moment and GD2 15 -7.....................
15.2.4 Converting Metric Units and SI Units 15 -10...........
15.3 Determining Drive Capacity 15 -11............
15.3.1 Load Drive Capacity 15 -11.........................
15.3.2 Acceleration/deceleration Capacity 15 -15............
15.3.3 Calculating Start and Stop Times 15 -17..............
15.3.4 Intermittent Load Operating Capacity 15 -18..........
15.4 Interface Design 15 -19......................
15.4.1 Sequence Input Signals 15 -19......................
15.4.2 Speed Reference Signals
(M5A Stand-alone Drive) 15 -21...................
15.4.3 Sequence Output Signals
(M5A Stand-alone Drive) 15 -21...................
15.4.4 Analog Monitor Signals (M5A Stand-alone Drive) 15 -22
15.4.5 YENET1200 Signals (M5N NC Drive) 15 -22..........
15.5 Inverter/Converter Cooling Design 15 -23.......
15.5.1 Temperature Rise within the Control Panel 15 -23.....
15.5.2 Heat Exchanger Specifications 15 -24................
15.6 Wiring Examples 15 -25......................
15.6.1 Independent Operation for Speed Control Using a
Digital Operator 15 -25...........................
15.6.2 Speed Control Operation Combined with NC 15 -27....
15.6.3 Multi-step Speed Operation Combined with PLC 15 -28
15.7 Internal Block Diagram 15 -29.................
15.8 VS-626M5 Specifications Entry Tables 15 -30...
15
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