1.产 品 资 料 介 绍:
- 品牌与归属:丹麦丹佛斯(Danfoss)VLT® AutomationDrive 系列高端伺服变频器,专为高精度工业运动控制场景设计,主打矢量控制性能与宽范围适配能力
- 核心作用:实现交流电机的电压 / 频率可变调节,精准控制电机转速、转矩及位置,兼顾动态响应与运行稳定性,适配中大功率工业设备
- 产品状态:全新原装件为主流供应,部分渠道提供拆机测试件,原装产品标配 12 个月质保,第三方供应商支持安装调试指导服务
- 供电与输出:
- 输入规格:三相 AC 380-480V,频率 50/60Hz±5%,电压允许波动范围 ±10%
- 输出性能:额定输出电流 23A(重载)/30A(轻载),最大输出频率 120Hz,支持 0.5Hz 低频 180% 转矩输出(开环矢量模式)
- 控制精度:速度控制精度 ±0.05%(闭环矢量),频率分辨率 0.01Hz,位置控制精度取决于编码器反馈精度
- 结构与防护:
- 物理规格:书本式紧凑设计,重量约 4.2kg,适配 19 英寸标准机柜安装(机柜深度≥300mm)
- 防护等级:IP20 防护标准,需安装在清洁、无积水的室内机房,避免粉尘直接接触
- 接口与通信:
- 控制接口:标配模拟量输入(0-10V/4-20mA)、数字量 I/O 端子,支持正转 / 反转 / 点动 / 复位等基础控制
- 通信协议:兼容 Modbus RTU、Profibus-DP 等主流工业总线,支持 RS-485 通信接口(波特率可配置)
- 反馈支持:适配增量式 / 绝对值编码器(推荐 2500 线增量编码器),信号接口兼容主流伺服电机反馈协议
- 控制模式:支持 V/F 控制、开环矢量控制、闭环矢量控制、转矩控制四种核心模式,可根据负载特性切换
- 特色功能:
- 转矩管理:支持转矩提升(初始值 5% 可微调)、转矩限制(驱动转矩 80%-120% 额定值),适配冲击负载
- 频率优化:具备多段跳频功能(可设置 3-5Hz 跳变带宽),避免机械共振;支持 8-16 段速预置
- 保护机制:内置过流、过压、欠压、过热、缺相保护,电机热保护可通过参数配置(Ith 计算法)
- 动态性能:加减速时间可精准设定(0.1-3600s),支持 S 曲线启动(重载建议 30% S 曲线),减少启动冲击
1、 Core positioning
Brand and affiliation: Danfoss VLT from Denmark ® The Automation Drive series high-end servo frequency converter is designed specifically for high-precision industrial motion control scenarios, with a focus on vector control performance and wide range adaptability
Core function: To achieve variable voltage/frequency regulation of AC motors, accurately control motor speed, torque, and position, balance dynamic response and operational stability, and adapt to medium and high-power industrial equipment
Product status: New original parts are the mainstream supply, and some channels provide disassembly test parts. Original products come with a 12-month warranty as standard, and third-party suppliers support installation and debugging guidance services
2、 Key parameters
Power supply and output:
Input specifications: three-phase AC 380-480V, frequency 50/60Hz ± 5%, allowable voltage fluctuation range ± 10%
Output performance: Rated output current of 23A (heavy load)/30A (light load), maximum output frequency of 120Hz, supporting 0.5Hz low-frequency 180% torque output (open-loop vector mode)
Control accuracy: Speed control accuracy ± 0.05% (closed-loop vector), frequency resolution 0.01Hz, position control accuracy depends on encoder feedback accuracy
Structure and Protection:
Physical specifications: book style compact design, weighing approximately 4.2kg, suitable for installation in a 19 inch standard cabinet (cabinet depth ≥ 300mm)
Protection level: IP20 protection standard, needs to be installed in a clean, water free indoor computer room to avoid direct contact with dust
Interface and Communication:
Control interface: comes standard with analog input (0-10V/4-20mA) and digital I/O terminals, supporting basic controls such as forward/reverse/jog/reset
Communication Protocol: Compatible with mainstream industrial buses such as Modbus RTU and Profibus DP, supporting RS-485 communication interface (baud rate configurable)
Feedback support: Compatible with incremental/absolute encoders (recommended 2500 line incremental encoder), signal interface compatible with mainstream servo motor feedback protocols
3、 Core functions and control modes
Control mode: Supports four core modes: V/F control, open-loop vector control, closed-loop vector control, and torque control, which can be switched according to load characteristics
Featured features:
Torque management: Supports torque increase (initial value 5% adjustable), torque limitation (driving torque 80% -120% rated value), and adapts to impact loads
Frequency optimization: equipped with multi segment frequency hopping function (adjustable 3-5 Hz hopping bandwidth) to avoid mechanical resonance; Support 8-16 speed preset
Protection mechanism: Built in overcurrent, overvoltage, undervoltage, overheating, phase loss protection, motor thermal protection can be configured through parameters (Ith calculation method)
Dynamic performance: The acceleration and deceleration time can be accurately set (0.1-3600s), supporting S-curve startup (recommended 30% S-curve for heavy loads), and reducing startup shock
EVS9323-EP伺服变频器 产品展示

产品视频
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The content is from Ruichang Mingsheng Automation Equipment Co., LTD
Contact: +86 15270269218


