數位空轉保護器
■特點(FEATURE):
●精確度0.15%滿刻度±1位數(Accuracy 0.15% F.S. ±1 digit)
●輸入量測之配線系統可任意選擇(1ɸ2W3ɸ3W)(Input measurement network can be selective(1ɸ2W,3ɸ3W)
●具有啟動延遲與警報延遲功能(0 至 99.9秒)(Start delay and alarm delay function(0 to99.9 second)
●具有異常電流警報保留功能(Monitoring current alarm latch function)
●具有兩個獨立警報繼電器復歸鍵(Two independent reset key can unite alarm latch function)
●2組警報功能(Two alarm function)
●數位RS-485界面(Digit RS-485 interface function)(optional)
●防護等級NEMA4/IP67(Protection class NEMA4/IP67)