AC Tech SCF SERIES User Manual

AC Tech SCF SERIES

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54

THROUGH-HOLE MOUNT DRAWING FOR 25 HP MODELS

This drawing applies to SF4250F and SF5250F models only.

HEATSINK

0.50

1.00

PANEL

CUTOUT

0.75

28.50

MOUNTING

HOLES (#10)

1.50

3.00

3.00 2.50 1.342.50

10.34

2.50

0.75

1.50

3.00

3.00

3.00

3.00

3.00

3.00

3.00

TOP

Table of Contents

Table of Contents2
Product View3
General4
SCF Dimensions5
SCF Through-Hole Mount Dimensions7
SCF Model Designation Code9
SCF Ratings10
SCF Specifications10
Installation13
- Installation after a Long Period of Storage13
- Explosion Proof Applications14
Input AC Power Requirements14
- Input Fusing and Disconnect Requirements15
- Input Voltage Ratings15
Power Wiring16
Wiring for Single Phase or Three Phase Input16
SCF Power Wiring Diagram17
Control Wiring18
- Speed Reference Signals18
- Surge Suppression on Relays18
- TB-2: Circuit Common18
- Motor Operated POT (Mop)/Floating Point Control19
- Preset Speeds19
- Speed Reference Selection19
- Analog Output Signals20
- Drive Status Digital Outputs20
SCF Control Wiring Diagrams21
- SCF Terminal Strip21
- Two-Wire Start/Stop Control22
- Alternate Two-Wire Start/Stop Control23
- Three-Wire Start/Stop Control24
- Speed POT and Preset Speed Control25
Initial Power up and Motor Rotation26
To Check the Motor Rotation27
Programming the SCF Drive28
- Setting Values in Tenths of Units above 10030
- Electronic Programming Module (EPM)31
Parameter Menu32
Carrier Frequency35
Description of Parameters35
- Line Voltage Selection35
- Start Method36
- Standard Speed Source37
- Stop Method37
- TB-14 Open Collector Output37
- TB-30 Analog Output38
- TB-31 Analog Output38
- TB-13A Function Select39
- TB-13B Function Select39
- TB-13C Function Select40
- Control41
- Serial Link41
- TB-15 Open Collector Output41
- Acceleration Time, Deceleration Time42
- DC Brake Time42
- Rotation Direction42
- Units Editing42
- Current Limit43
- DC Brake Voltage43
- Maximum Frequency43
- Minimum Frequency43
- Base Frequency44
- Fixed Boost44
- Motor Overload44
- Acceleration Boost45
- Preset Speed #1 - #745
- Skip Bandwidth45
- Slip Compensation45
- Frequency Scaling46
- Load Scaling46
- Speed Scaling46
- Accel/Decel #247
- Clear Fault History, Program Selection47
- Password47
- Serial Address47
- DC Bus Voltage48
- Fault History48
- Motor Voltage48
- Software Version48
- 0-10 VDC Analog Input49
- Keypad and Protection Status49
- Motor Load49
- Terminal Strip Status49
Troubleshooting50
- Fault Messages Table51
- Changing the Speed Reference Source52
- SCD Display Messages52
- Speed Display52
- Speed Source Displays Table53
- Status and Warning Messages Table53
- Appendix A - Through-Hole Mount Option54
- Appendix B - Pi Setpoint Control Option58

Other manuals for AC Tech SCF SERIES

Quick Reference Guide2 pages

Instructions2 pages

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AC Tech SCF SERIES Specifications

General

Brand	AC Tech
Model	SCF SERIES
Category	Controller
Language	English