TDC-LTA系列直流漏電流傳感器是應用磁調制原理研制而成的一種新型電流傳感器，其小電流的穩定性好，初級與次級之間高度絕緣。用於訊號系統、線路檢測、漏電監測系統、電流差值測量。
TDC-LTA series DC leakage current sensor is a series of new device developed according to principle of electromagnetic induction. Its low current is stable. It is highly insulating between its primary coil and secondary coil. This sensor is used to measure current of signal system, circuit, and leakage monitoring system, as well as to measure current difference.
電參數 Electrical data(Ta=25℃±5℃) |
型號 Type 參數 Parameter | TDC10LTA | TDC20LTA | TDC30LTA | TDC40LTA | TDC50LTA | 單位 Unit |
額定輸入電流(Ipn) | 10 | 20 | 30 | 40 | 50 | mA |
測量電流范圍(Ip) | 15 | 30 | 45 | 60 | 75 | mA |
匝 比(Np/Ns) | 1:50 | 1:100 | 1:150 | 1:200 | 1:250 | T |
額定輸出電壓 Rated output | @Ip=±Ipn ±5±0.5% | V | ||||
電源電壓 Supply voltage | ±12--±15±5% | V | ||||
功耗電流 Power consumption | 20+IpX(Np/Ns) | mA | ||||
失調電壓 Offset voltage | @Ip=0 ≤±50 | mV | ||||
失調電壓溫漂 Offset voltage drift | @-40℃～85℃ ±1.5 | mV/℃ | ||||
線性度 Linearity | @Ip=0-±Ipn ≤1 | %FS | ||||
響應時間 Response time | ≤50 | mS | ||||
絕緣電壓 Galvanic isolation | @ 50HZ,AC,1min 2.5 | KV | ||||
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