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Veichi SI23 User Manual

Veichi SI23
46 pages
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SI23 Solar Pump VFD Manual
I
Contents
Chapter 1 Safety Requirement and Cautions ............................................................. 1
1.1 Safety Definition ............................................................................... 1
1.2 Safety Requirements and Cautions ................................................... 1
1.3 Cautions in Using ............................................................................. 4
1.4 Technical Specification ..................................................................... 4
1.5 Cautions in Disposal ......................................................................... 8
Chapter 2 Installation and Wiring .............................................................................. 9
2.1 Dimension of VFD ....................................................................................... 9
2.2 Solar Pump Controller Wiring .................................................................... 14
2.3 Recommended main circuit components specification .............................. 15
2.4 Main circuit wiring of solar VFD ................................................................. 16
Chapter 3 Keyboard layout and functions specification .......................................... 18
Chapter 4 Fault Diagnosis and Solution .................................................................. 19
Chapter 5 Parameters List ...................................................................................... 24
Function code ......................................................................................................... 41
Function name ........................................................................................................ 41
Setting range and definition .................................................................................... 41
Default setting ........................................................................................................ 41
Chapter 6 Operation Guidance ................................................................................ 43
6.1 Asynchronous Motor Pump Drive Operation Guidance .............................. 43
6.2 Synchronous Motor Pump Drive Operation Guidance ................................ 43
6.3 PV Water Pump Features ........................................................................... 44
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Veichi SI23 Specifications

General IconGeneral
BrandVeichi
ModelSI23
CategoryWater Pump
LanguageEnglish

Summary

Chapter 1 Safety Requirement and Cautions

Safety Definitions and Requirements

Defines safety terms and lists precautions for installation, operation, and wiring.

Electrification, Operation, and Maintenance Safety

Covers safety before, during, and after VFD operation and maintenance.

1.3 Cautions in Using

1.4 Technical Specification

Functions, System Specs, and Environment

Details VFD functions, system specs, environment, and model naming.

Technical Specification Tables

Lists system specifications for VFD models with power, voltage, and current data.

1.5 Cautions in Disposal

Chapter 2 Installation and Wiring

VFD Dimensions and Mounting

Provides physical dimensions for VFD installation and cabinet mounting.

Wiring, Components, and Connections

Covers controller wiring, component specs, and main circuit wiring details.

Chapter 3 Keyboard Layout and Functions

Keyboard Appearance and Key Operations

Details the VFD's control panel layout and the function of each key.

Chapter 4 Fault Diagnosis and Solution

Fault and Alarm Troubleshooting

Lists VFD fault/alarm codes, causes, and troubleshooting steps.

Chapter 5 Parameters List

Parameter Categories and Descriptions

Introduces and details VFD parameters for configuration and monitoring.

Photovoltaic Pump Special Parameters

PV Pump Control, Operation, and Monitoring

Covers special control modes, running modes, and monitoring for PV pumps.

Chapter 6 Operation Guidance

Motor Drive Operation Guidance

Guides operation for asynchronous and synchronous motor drives.

PV Water Pump Features and Operation

Explains specific features, protections, and operation for PV water pumps.

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