Delta VFD055ED43S

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Chapter 16 Safe Torque Off Function | VFD-ED

16-4

16-3 Wiring Diagram

16-3-1 Internal Safety Circuit

Drive’s internal safety circuit shows as Figure 16-1 below.

Figure 16-1

+24V

S T O1

SCM1

S T O2

SCM2

COM

V+

C2000

CPU

Line

drive

Ga te

d rive

M

VFD-ED

DCM

Table of Contents

default chapter5
- Table of Contents5
Chapter 1 Introduction8
- Nameplate Information9
- Model Name10
- Serial Number10
- Apply After-Sales Service by Mobile Device11
- RFI Switch14
- Dimensions17
Chapter 2 Installation22
- Mounting Clearance23
- Airflow and Power Dissipation24
Chapter 3 Wiring26
- System Wiring Diagram28
- Wiring29
Chapter 4 Main Circuit Terminals36
- Main Circuit Diagram38
- Main Circuit Terminal Specifications40
Chapter 5 Control Terminals44
- Remove the Cover before Wiring45
- Control Terminal Specifications47
- Control Circuit Terminals48
Chapter 6 Optional Accessories52
- Brake Resistors and Brake Units Used in AC Motor Drives53
- Non-Fuse Circuit Breaker58
- Fuse Specification Chart58
- AC / DC Reactor59
- Zero Phase Reactor84
- EMC Filter88
- Digital Keypad99
- USB/RS-485 Communication Interface IFD6530103
Chapter 7 Option Cards108
- Option Card Installation109
- Emed112
- Emed123
- Emed131
Chapter 8 Specifications140
- Models141
- General Specifications142
- Operation, Storage and Transportation Environments143
- Derating Curve144
Chapter 9 Digital Keypad148
- Description of Keyboard Panel149
- Keypad Operation Process151
- Digital Keypad KPC-CC01 Functions155
- Digital Keypad KPC-CC01 Fault Codes and Descriptions166
- Tpeditor Installation172
Chapter 10 Auto-Tuning Process182
- Tuning in Easy Steps for IM183
- Tuning in Easy Steps for PM184
- Descriptions of Tuning Steps185
- Elevator Performance Fine-Tuning205
Chapter 11 Summary of Parameter Settings210
Chapter 12 Descriptions of Parameter Settings248
- Drive Parameters248
- Basic Parameters248
- Digital Input / Output Parameters248
- Analog Input / Output Parameters248
- Multi-Step Speed Parameters248
- IM Parameters248
- Protection Parameters248
- Special Parameters248
- PM Parameters248
Chapter 13 Warning Codes364
Chapter 14 Fault Codes370
Chapter 15 Maintenance and Troubleshooting384
- Maintenance and Inspections386
- Greasy Dirt Problems389
- Fiber Dust Problems390
- Corrosion Problems391
- Industrial Dust Problems392
- Installation and Wiring Problems393
- Multi-Function Input / Output Terminal Application Problems394
Chapter 16 Safe Torque off Function396
- Failure Rate of the Drives Safety Function397
- Description of Sto's Functions398
- Wiring Diagram399
- Related Parameters402
- Timing Diagram Description403
- Fault Codes Related to STO406
Appendix A. Emc Standard Installation Guide408
- Introduction410
- How to Prevent EMC411
- Solution to EMC: Grounding414
- Solution to EMC: Shielding422
- Solution to EMC: Filter426
Appendix B. Modbus Protocol432
- Code Description432
- Data Format432
- Communication Protocol432
- Address List439
- Exception Response443
Appendix C. Revision History444
- Issued Edition: 00444

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