特性 Features

1.標準模塊化結構，導軌式安裝；

2.實時監測三相過壓、欠壓、錯相、缺相、電壓不平衡故障；

3.無需額外的輔助電源；

4.過欠壓值獨立可調；

5.動作時間可調；

6.2組常開常閉觸點；

7.3只指示燈指示各種工作狀態

1. Standard modular structure, guide rail installation;

2. Real-time monitoring of three-phase overvoltage, undervoltage, fault phase, missing phase and voltage imbalance fault;

3. No additional auxiliary power supply;

4. The undervoltage value can be adjusted independently;

5. Adjustable action time;

6.2 groups normally open closed contacts;

7.3 indicator lights indicate various working conditions.

保護功能 Protection function

1.過壓

2.欠壓

3.錯相

4.缺相

5.電壓不平衡

1. The overvoltage

2. The under voltage

3. The fault phase

4. Lack of phase

5. Voltage imbalance.

主要技術參數與功能特性 Main technical parameters and functional characteristics