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Sinee A90-4T090 User Manual

Sinee A90-4T090
300 pages
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User Manual of A90 Series Inverter
1
Preface
Thank you for choosing SINEE’s A90 series inverter.
Document No.:
31010180
Release time:
2020-5
Version: 101
The A90 series inverter is a high-reliability and small-sized inverter launched by
SINEE. It supports the three-phase AC asynchronous motor and permanent magnet
synchronous motor; a variety of international leading drive control technologies, such as the
vector VF (VVF) control and speed sensorless vector control (SVC); and speed output and
torque output.
Features of the A90 series inverter:
No need for derating at the ambient temperature of 50°C;
Small size, leading in the industry;
Wide speed range and high control accuracy: VF/1:50; SVC/1:200; rated speed:
±0.2%;
High load capacity in low-frequency band: VF/1Hz/150%, SVC/0.25Hz/150%;
Perfect protections: protections against the overcurrent, overvoltage, overload,
overheating, etc.
Before using the A90 series inverter, please read this manual carefully and keep it
properly.
While connecting the inverter to motor for the first time, please select the motor
type (asynchronous or synchronous) correctly and set the motor nameplate
parameters:
rated power, rated voltage, rated current, rated frequency, rated speed,
motor connection, rated power factor, etc.
We are committed to continuously improving our products and product data, so the
data provided by us may be modified without prior notice.
For the latest changes and contents, please visit www.sinee.cn.

Table of Contents

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Sinee A90-4T090 Specifications

General IconGeneral
BrandSinee
ModelA90-4T090
CategoryInverter
LanguageEnglish

Summary

Chapter 2 Installation

2.3 Installation Site Requirements and Management

Outlines essential environmental conditions, ventilation, temperature, and mounting requirements for safe and reliable inverter installation.

Chapter 3 Wiring

3.2 Wiring of Main Circuit Terminal

Details the composition and layout of the main circuit terminals, including power input, output, DC bus, and braking resistor connections.

3.3 Wiring of Control Circuit Terminal

Explains the functions and wiring of control circuit terminals, covering auxiliary power, analog/digital inputs, outputs, and communication interfaces.

Chapter 4 KEYBOARD OPERATIONS

Chapter 5 Trial run

5.1 Inverter Commissioning Process

Outlines the step-by-step procedure for commissioning the inverter, including installation, wiring checks, parameter setting, and basic operation.

5.2 Confirmation before Power-on

Provides a checklist of critical items to confirm before turning on the power, covering power wiring, motor wiring, braking unit, control terminals, and mechanical load.

5.5 Start and Stop Control

Explains the various methods for starting and stopping the inverter, including keyboard control, terminal control, and communication control.

5.7 Motor Parameter Identification

Explains the importance of motor parameter identification for optimal control performance and details the methods for static and rotary self-identification.

Chapter 7 Function Code Details

7.2 Motor 1 parameter group of F01 group

Covers parameters for Motor 1, including motor type, rated power, voltage, current, frequency, speed, winding connection, and power factor.

7.5 Start/Stop Control Parameter Group of F04 Group

Covers parameters related to starting and stopping the inverter, such as start-up method, start frequency, DC braking settings, and stop modes.

7.8 Fault Protection Parameter Group of F07 Group

Details parameters for various protection functions, including overload protection, voltage control options, current limit settings, and retry mechanisms after faults.

7.19 Fault Record Parameter Group of F19 Group

Provides information on viewing the types of the last three faults, including fault category, output frequency, current, bus voltage, and running status during the fault.

Chapter 8 Motor Parameter Self-identification

8.1 Motor Parameter Self-identification

Explains the necessity and process of self-identifying motor parameters, especially for vector control, to enhance control accuracy.

8.2 Precautions before Self-identification

Lists important precautions before performing self-identification, such as ensuring the motor is stopped, using keyboard control, and setting correct nameplate parameters.

8.3 Self-identification Steps

Provides a detailed step-by-step guide for performing both static and rotary self-identification for asynchronous and synchronous motors.

Chapter 9 Fault/Warning Solutions

9.1 Fault content

Presents a table detailing fault codes, their causes, and corresponding solutions for diagnosing and resolving inverter abnormal statuses.

9.2 Failure Analysis

Addresses common failure scenarios such as incorrect parameter settings, motor rotation abnormalities, and issues with acceleration/deceleration times.

Chapter 10 Maintenance

Chapter 12 MODBUS Communication Protocol

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