| 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。 | |
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| Features: |
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· 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.
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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:
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型号及名称 |
COSD2
功率因数监控继电器 |
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系统 |
110/240/380/415VAC±20% |
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辅助 |
110/240/380/415VAC±20% |
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延时输入 |
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输出触点 |
1CO（2CO） |
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跳闸设置 |
- |
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欠流 |
- |
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过流 |
- |
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欠频 |
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过频 |
无 |
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电源过低 |
无 |
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电源过高 |
0.1到0.9（可调） |
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COS-Φ |
- |
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反转电源 |
- |
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输入电流范围 |
1-10秒（可调） |
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电源开启延时 |
1-10秒（可调） |
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跳闸时间延时 |
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重置 |
自动/人工 |
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重量 |
500克 |
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尺寸 |
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外形尺寸（长宽直径） |
76x56.5x117.5 |
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安装尺寸（长宽） |
67x46 |
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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 | |
