DTU

DTU

Features: overload alarm; zero sequence current protection; data processing and transmission; quick-break protection and overcurrent protection; status information report and SOE function; remote control; time record and report; self-diagnosis, self-recovery; current, voltage and clock setting valve that can be set; function that supports the communication between dual master stations; access that supports all kinds of protection and control devices; adapt to various switch interfaces; monitor the voltage, current, active power, reactive power, frequency, zero sequence current and harmonics; support multiple communication methods including fiber, twisted pair, GPRS / CDMA, medium-voltage carrier, etc.; support multiple communication interfaces; have RS-232, RS-485, CAN, USB and industrial Ethernet; full-industrial low-power design and wide temperature range, to meet the operating requirements under harsh environment.

BACK

Technical Parameter

Ambient temperature -40~85℃
Environment humidity 5%~100%RH
Degree of protection IP65
Measurement accuracy U、I:0.2;P、Q:0.5;F:001Hz
Insulation withstand voltage IV
Electromagnetic Compatibility IV
Service life >50000 H