| 介绍: | | 电机功率监控继电器要监控泵或电机的空载或低功率／超功率工况，可使用功率监控继电器。它适用于平衡三相三线泵的空载或发生皮带故障或干运行以及卡住或超载等工况。. |
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| Features: | · Monitors Power drawn by motor / pump loads for Under & Over Power.
· Energizing Delay (1-10 Sec.)
· Trip Delay (1–10 Sec.)
· Adjustable Under Power & Over Power settings.
· Available for any System Voltage.
· Separate 1 CO outputs for Under Power & Over Power.
· LED indications for Power ON & Fault.
· Auto / Manual Reset.
· Sleek DIN Rail mounted housing.
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| Application Areas: | | Submersible Pump Control Panels. Air Handling Unit Fans. Conveyor Motor panels for zero speed sensing. Motors with Fluctuating Load. Chemical Pumps. |
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| Technical Specifications: |
型号及名称 | PMRD2 电机功率监视继电器 | 供电电压 辅助 | 110/240/380/415/440V AC± 20%， 50/60Hz 内置 | - | - | 输入延时 | PTSD1(1A/5A 或CT3相) | 输出触点 | 电源不足1CO(R1) 电源过多1CO(R2) | 跳闸设置 相到相失衡 欠流（干运行） 过载 | 电机电流50%±10% 无 设置电流（IDMTL）的12%以上 | 跳闸类型延时 在相故障 过载 | 5.5 秒±1.5 秒 根据所选择的反比时间特点（2 秒/5秒）或10秒来决定 | 复位 | 自动/ 人工/ 遥控 | 温度 | - | 湿度 | - | 尺寸（mm） 装置外形尺寸（长宽直径） 面板安装（长宽） | 76x56.5x117.5 67x46 | CTS 外形尺寸（长宽直径） 安装尺寸（长宽） | 76x38x113 68 中央对中央 | 大约重量 装置 CTS | 440 克 CTS 10 、CTS40为320克 ，CTS20为300克，CTS80为370克 |
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| | Specifications | | 1 | Supply Voltage | System 3 Ph/3 W, 110/240/380/415 V AC ±20%; Auxiliary — | | 2 | Ext. Input | Built-in | | 3 | Output contact | 1 CO for Under Power (R1) 1 CO for Over Power (R2) | | 4 | Trip setting | Under Current —; Over Current —; Under Frequency —; Over Frequency —; Under Power 10% - 100% (adjustable); Over Power 10% - 100% (adjustable); Cos-Ø N.A.; Reverse Power — | | 5 | Input Current Range | — | | 6 | Power On Delay | 1 - 10 secs. (adjustable) | | 7 | Trip Time Delay | 1 - 10 secs. (adjustable) | | 8 | Resetting | Auto / Manual (Link Selectable) | | 9 | Weight | 400 gms. | | 10 | Dimensions (mm) | Overall (L x W x D) 76 x 56.5 x 117.5; Mounting (L x W) 67 x 46 |
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