三菱控制终端FR-E7TR全新现货供应

商品详情

FR - E740 - 2.2K - CHT 是三菱电机 E700 系列下的一款经济型三相通用变频器，凭借紧凑设计、精准控制和丰富适配能力，广泛应用于各类中小型工业设备驱动场景。它既兼顾了小型设备对成本的控制需求，又保障了工业级的稳定性和功能性，以下从核心参数、核心性能、实用功能、安装维护及典型应用等方面展开详细介绍：

核心硬件与电气参数
- 功率与电流参数：该变频器适配电机功率为 2.2kW，额定输出容量 5.5kVA，额定输出电流 6A，部分场景下标注的 8A 为特定工况下的峰值电流值。其具备强悍的过载能力，支持 150% 额定电流持续运行 60 秒，200% 额定电流持续运行 3 秒，且带有反限时特性，能从容应对设备启动、负载突变等短时重载场景，避免频繁停机。
- 电源与防护规格：适配三相 380 - 480V 交流电源，电源频率兼容 50Hz/60Hz，电压容许变动范围宽达 325 - 528V，频率容许波动 ±5%，可适应工业现场电压不稳的复杂电网环境。设备采用封闭式结构，防护等级为 IP20，能有效阻挡灰尘等杂物侵入，同时采用强制风冷散热设计，通过优化散热孔布局，确保元件在高温工况下稳定运行，其物理尺寸为 140×150×135mm，重量约 1.9 - 2.8kg（因配件差异略有浮动），紧凑体积便于安装在空间有限的小型电控柜中。
核心控制性能
- 磁通矢量控制技术：这是该变频器的核心控制优势，其能在 0.5Hz 的超低频率下输出 200% 的额定转矩。这一特性解决了电机低速运行时转矩不足、易抖动的行业痛点，像纺织机械中的罗拉、印刷设备的印刷辊等需要低速稳定运转的部件，借助该技术可精准控制转速，保障纱线牵伸均匀、彩色图案套印精准，大幅提升产品合格率。
- 灵活调速与运行优化：输出频率范围可满足多样化调速需求，配合柔性 PWM 控制技术，不仅能提高设备停止精度，还能有效降低电机运行时的电磁噪音，营造更安静的生产环境。同时，设备具备电机自学习功能，可自动识别接入电机的核心参数，自动优化控制算法，无需工作人员手动反复调试，既简化了调试流程，又提升了变频器与电机的适配性，保障控制系统的控制精度。
丰富的通信与扩展功能
- 基础通信配置：设备内置 EIA - 485（RS - 485）接口，标配 Modbus - RTU 通信协议，可轻松与 PLC、触摸屏等工业控制设备实现数据交互。同时配备标准 USB 迷你 - B 接口，通过 FR Configurator 软件，工作人员可便捷地完成参数设定、运行状态监控、故障数据读取及参数备份等操作，极大提升了现场调试和后期维护的效率。
- 多元扩展能力：为适配不同工业总线系统，该变频器支持通过加装专用选件卡扩展通信协议。例如加装 FR - A7NC 选件卡可支持 CC - Link 协议，FR - A7NP 选件卡可适配 Profibus - DP 协议，此外还能兼容 LONWORKS、DeviceNet 等多种工业总线。这种扩展性使其能灵活融入自动化生产线，实现多设备协同控制，满足汽车制造、非标自动化设备等复杂系统的集成需求。另外，其可外接制动电阻（适配容量 0.4K - 15K），增强制动效果，适配需要快速停车或频繁制动的场景，如包装机械、矿山绞车等设备。
全面的保护与长效设计
- 多重安全保护机制：设备内置过载、过流、过压、欠压、输出短路、过热等全方位保护功能。当检测到异常时，会立即触发报警并切断输出或调整运行状态，比如电机短路时可快速断电，避免变频器与电机同时损坏；电压异常时自动停机，防止电网波动对设备造成不可逆损伤，大幅降低工业生产中的设备故障率。
- 长寿命与低维护设计：采用长寿命风扇和电容器，设计寿命长达 10 年，同时支持风扇 ON/OFF 智能控制，可根据设备温度自动调节风扇运行状态，减少风扇磨损的同时降低能耗。这些设计不仅延长了变频器的整体使用寿命，还减少了企业的维护频次和成本，尤其适合对设备连续运行时间要求高的流水线生产场景。此外，设备还具备密码保护功能，可通过八位数字密码防止参数被误修改，保障生产工艺的稳定性。

安装维护与典型应用

安装与维护要点：安装时需选择干燥、通风且无腐蚀性气体的环境，同时确保设备上下左右预留足够散热间隙。接线时要注重接地良好，避免电磁干扰影响控制精度。日常维护中，定期清洁散热孔灰尘即可；建议每年进行一次全面检修，重点检查电容、风扇等易损件状态及线路连接牢固性。其配备的 LED 显示屏和操作按钮，可直接现场进行参数设置，无需额外设备，极大方便了现场调试和故障排查。
广泛的行业应用：在纺织行业，它控制锭子电机和罗拉电机转速，保障纱线质量；在印刷行业，通过精准控制印刷辊转速实现色彩精准对位；在食品加工领域，适配搅拌机、包装机等设备，根据工艺需求调整转速，保证加工一致性。此外，它还常用于风机、水泵、机床、石材加工设备等场景。在某恒压供水改造项目中，类似型号的变频器配合 PLC 实现了压力波动≤0.05bar 的精准控制，同时能耗降低 30%，充分体现了其节能与精准控制的双重优势。

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FR-A7PS

FR-A840-03250-2-60

FR-A840-03610-2-60

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FR-HEL-15K

FR-A8APR

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FR-D720S-025-EC

FR-D710W-042-NA

FR-D710W-025-NA

FR-A8CN03

SF-PR-CN 55kW 4P 380V 50Hz

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FR-F840-00038-2-60

FR-F840-00052-2-60

FR-F840-00083-2-60

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FR-F820-0.75K-1

FR-F820-1.5K-1

FR-F820-2.2K-1

FR-F820-3.7K-1

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FR-F820-7.5K-1

FR-F820-11K-1

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FR-F820-18.5K-1

FR-F820-22K-1

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FR-A8TP

FR-HEL-90K

FR-HEL-110K

FR-HEL-H355K

FR-F840-00023-2-60(J)

FR-F840-01800-2-60(J)

FR-F840-03250-2-60(J)

FR-HEL-H315K

SF-PR-CN 5.5kW 2P 380V 50Hz

SF-PR-CN 7.5kw 2P 380V 50HZ

SF-PR-CN 15kw 2P 380V 50HZ

SF-PRV-CN 3.7kw 2P 380V 50HZ

A8NPRT_2P

A8NEIP_2P

FR-A8NS

SF-PR-CN 7.5kw 4P 380V 50HZ

SF-PR-CN 15kw 4P 380V 50HZ

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FR-D740-1.5K

FR-F820-00105-2-60

FR-F820-00340-2-60

FR-ABR-0.4K

FR-A840-00023-2-60CRN

FR-F820-00046-2-60

FR-F820-00167-2-60

FR-LU08-01

FR-HEL-5.5K

FR-ABR-15K

FR-A840-30K-1

FR-A8AL

FR-A8NCA

FR-A840-5.5K-1

FR-A840-11K-1

FR-F842-07700-2-60

FR-CC2-H400K-60

SF-PRP 15KW 4P 380V 50HZ

FR-A8NF

FR-CC2-H560K-60P

FR-A842-12120-2-60P

SF-PR-CN 0.75KW 4P 380V 50HZ

SF-PR-CN 1.5KW 4P 380V 50HZ

SF-PR-CN 2.2KW 4P 380V 50HZ

SF-PR-CN 3.7KW 4P 380V 50HZ

SF-PR-CN 5.5KW 4P 380V 50HZ

SF-PR-CN 11KW 4P 380V 50HZ

SF-PR-CN 18.5KW 4P 380V 50HZ

SF-PR-CN 22KW 4P 380V 50HZ

SF-PR-CN 30KW 4P 380V 50HZ

SF-PR-CN 37KW 4P 380V 50HZ

SF-PR-CN 45KW 4P 380V 50HZ

SF-PR-CN 22KW 6P 380V 50HZ

FR-A840-00023-2-60R2R

FR-A840-00038-2-60R2R

FR-A840-00052-2-60R2R

FR-A840-00083-2-60R2R

FR-A840-00126-2-60R2R

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FR-A820-11K-1

FR-A820-18.5K-1

FR-A820-22K-1

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FR-A820-37K-1

FR-BU2-H220K

FR-A840-00052-1-60

FR-A840-00126-1-60

FR-A840-00250-1-60

FR-A820-0.4K-1

FR-A840-2.2K-1

FR-A840-3.7K-1

FR-F840-00620-2-06

FR-F840-00770-2-06

FR-E720EX-0.75K

GV-SF-L 0.4KW

FR-D710W-0.1K

FR-D710W-0.2K

FR-F842-08660-2-60

FR-F842-09620-2-60

FR-F842-10940-2-60

FR-F842-12120-2-60

FR-A840-0.75K-1

FR-A8CN02

FR-A8CN06

FR-A8CN01

FR-A8CN05

FR-A840-1.5K-1

SF-PRB-CN 0.75KW 4P 380V 50HZ

SF-PRB-CN 1.5KW 4P 380V 50HZ

SF-PRB-CN 2.2KW 4P 380V 50HZ

FR-A820-00046-2-60R2R

FR-A820-00077-2-60R2R

FR-A820-00105-2-60R2R

FR-A820-00167-2-60R2R

FR-A820-00250-2-60R2R

FR-A820-00340-2-60R2R

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FR-A820-00630-2-60R2R

FR-A820-00770-2-60R2R

FR-A820-00930-2-60R2R

FR-A820-01250-2-60R2R

FR-A820-01540-2-60R2R

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FR-CS82S-025-60

FR-CS82S-042-60

FR-CS82S-070-60

FR-CS82S-100-60

SF-PRP-CN 15KW 4P 380V 50HZ

SF-PRV-CN 0.75KW 4P 380V 50HZ

SF-PRV-CN 1.5KW 4P 380V 50HZ

SF-PRV-CN 2.2KW 4P 380V 50HZ

SF-PRV-CN 3.7KW 4P 380V 50HZ

SF-PRV-CN 5.5KW 4P 380V 50HZ