介绍: | 在监控系统功率因数方面,Minilec公司提供PF监控继电器并且当功率因子低于设定值时,它们就会跳闸。 它们适用于监控空载或干运行时的工况。 我们通过使用功率监控继电器节省能源,可选择在三角形或星形模式下运行电机。 |
|
|
Features: | · Monitors Low Power factor of the connected load. · Energizing Delay (1-10 Sec.) · Trip Delay (1–10 Sec.) · Adjustable COSf settings (0.1 – 0.9). · Available for any System Voltage. · 1 CO output rated 5A / 230V AC (Resistive). · LED indications for Power ON & Fault. · Auto / Manual Reset. · Sleek DIN Rail mounted housing. |
| | |
|
|
Application Areas: | Submersible Pump Control Panels. Air Handling Unit Fans. Conveyor Motor panels for zero speed sensing. Motors with Fluctuating Load. Chemical Pumps. |
|
|
Technical Specifications: 型号及名称 | COSD2 功率因数监控继电器 | 系统 | 110/240/380/415VAC±20% | 辅助 | 110/240/380/415VAC±20% | 延时输入 | | 输出触点 | 1CO(2CO) | 跳闸设置 | - | 欠流 | - | 过流 | - | 欠频 | | 过频 | 无 | 电源过低 | 无 | 电源过高 | 0.1到0.9(可调) | COS-Φ | - | 反转电源 | - | 输入电流范围 | 1-10秒(可调) | 电源开启延时 | 1-10秒(可调) | 跳闸时间延时 | | 重置 | 自动/人工 | 重量 | 500克 | 尺寸 | | 外形尺寸(长宽直径) | 76x56.5x117.5 | 安装尺寸(长宽) | 67x46 |
|
|
| | Specifications | 1 | Supply Voltage | System 3 Ph/4 W, 110/240/380/415 V AC ±20%; Auxiliary — | 2 | Ext. Input | 110 / 240 / 380 / 415 V AC ±20% | 3 | Output contact | 1 CO (2 CO) | 4 | Trip setting | Under Current —; Over Current —; Under Frequency —; Over Frequency —; Under Power N.A.; Over Power N.A.; Cos-Ø 0.1 to 0.9 (adjustable); Cos-Ø —; 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 | 9 | Weight | 550 gms. | 10 | Dimensions (mm) | Overall (L x W x D) 76 x 56.5 x 117.5; Mounting (L x W) 67 x 46 |
|