电磁调速电机控制装置，JZT4
电磁调速电机控制装置JZT4产品介绍（中文）
JZT4电磁调速电机控制装置是一款专为工业领域设计的电机调速设备，适用于与YCT或JZT系列电磁调速电动机配套使用。该装置通过操作面板上的给定电位器，实现对电机的宽范围无级调速，特别适合需要恒转矩调速的应用场景。其核心功能是通过速度负反馈电路调节系统，显著提升电磁调速电机的机械特性硬度，确保转速稳定性和控制精度。装置采用紧凑的钢板结构设计，符合IP5防尘等级，内部集成集成电路、稳压电源、速度调节器和可控硅励磁装置等组件，输出端采用19芯航空插头连接，安装和维护便捷。主要技术参数包括输入电压220V、输出电压380V、调速范围0.000-9.999rpm，适配电机功率覆盖45-90kW，广泛应用于轻工、造纸、食品加工流水线等领域。158
Electromagnetic Speed Regulating Motor Control Device JZT4 (English)
The JZT4 electromagnetic speed regulating motor control device is an industrial-grade equipment designed for precise motor speed adjustment, compatible with YCT or JZT series electromagnetic speed regulating motors. It enables stepless speed control within a wide range through manual potentiometer operation, particularly suited for applications requiring constant torque output. The device enhances mechanical characteristic stability via a speed negative feedback circuit, ensuring reliable speed accuracy. Its compact steel enclosure meets IP5 dust-proof standards, integrating components such as IC modules, regulated power supply, speed regulators, and thyristor excitation units. The output connects via a 19-pin aviation plug for easy installation. Key specifications include 220V input voltage, 380V output voltage, speed range of 0.000-9.999rpm, and compatibility with 45-90kW motors. Typical applications include light industry, paper manufacturing, and food processing lines. 158
产品技术特点
JZT4控制器采用电子式调速原理，通过测速发电机将电机转速转化为电压信号反馈至调节器，形成闭环控制系统。调速过程中无需机械传动部件，减少了维护需求。装置支持手动精密调节，转速变化率≤2.5%，稳速精度≤1%，可适应50-60Hz电网频率。内部电路设计注重抗干扰能力，确保在复杂工业环境中稳定运行。结构上采用底部进线方式，支持面板嵌入式或墙挂式安装，塑壳密封设计有效防护油污和水渍。调试时需配合测速发电机校准转速表指示值，并通过反馈电位器优化高速运行性能。4713
Technical Features
The JZT4 employs electronic speed regulation technology, utilizing a tachogenerator to convert motor speed into voltage feedback for closed-loop control. This contactless design eliminates mechanical wear components. With ≤2.5% speed variation rate and ≤1% steady-state accuracy, it supports manual fine-tuning and adapts to 50-60Hz power supply. The robust circuit design ensures reliable operation in harsh industrial environments. The dust-tight plastic housing with bottom wiring entry allows both panel-mounted and wall-mounted installations. Initial setup involves tachogenerator calibration and feedback potentiometer adjustment for optimal high-speed performance. 4713
应用场景说明
本装置特别适用于风机、泵类负载的节能调速，通过无级调节可降低设备能耗。在食品加工领域，能精确控制输送带速度匹配生产工艺；在造纸机械中，可协调多电机同步运行；在轻工生产线则用于调整加工设备的进给速率。使用时需注意环境温度保持在-5℃~+40℃范围，避免导电尘埃和腐蚀性气体。操作人员应具备电工资质，确保断电状态下进行接线或维护。长期停用后建议进行电气性能检测，更换元件时需使用≤45W电烙铁快速焊接以防损坏PCB。101417
Application Scenarios
Ideal for energy-saving speed regulation of fan and pump loads, the device reduces power consumption through stepless control. In food processing, it precisely adjusts conveyor speeds for production needs; in paper machinery, synchronizes multi-motor operations; and in light industry, regulates equipment feed rates. Operational environment should maintain -5℃~+40℃ without conductive dust or corrosive gases. Qualified electricians must perform wiring/maintenance under power-off conditions. Post-long-term storage, electrical performance checks are recommended, with component replacement requiring ≤45W soldering irons for PCB protection. 101417
简单介绍
JZT4 电磁调速电机控制装置1、输入电源：220V、50Hz电源电压变化±5%时，转速偏差小于2.5% 2、大输出直流电压、电流：>80V、5A
JZT4 电磁调速电机控制装置
的详细介绍
JZT4 电磁调速电机控制装置
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一、概述
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本控制器是一种与JZT系列及YGT系列电磁调速电动机（滑差电动机）相配套的控制设备。用于手动操作，能向单台电机离合器的励磁绕组提供可调直流电压，使之实现宽范围无级调速。为了提高滑差电机的机械特性硬度和抗干扰性能，本控制器采用速度负反馈及电压微分负反馈电路的反馈系统。
控制器具有控制准确灵敏、工作稳定、抗干扰能力强、结构简单、维护方便等特点，是造纸、化纤、印刷、陶瓷、水泥等行业中广泛使用的滑差电动机的理想控制装置。
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二、主要技术参数
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1、输入电源：220V、50Hz电源电压变化±5%时，转速偏差小于2.5%
2、大输出直流电压、电流：>80V、5A
3、控制对象:ZTK-1、ZLK-1、JZT1、JZT3、0.6-30KW电磁调速异步电动机。
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