Fault Passage Indicator

1. Overhead Type Fault Passage Indicator：

♦ Adopting super chargeable capacitor and power supply from line circuit；

♦ Adopting wireless frequency-hopping and smart retransmission mechanism to ensure reliable communication；

♦ Adopting secure communication to prevent crosstalk；

♦ Can set fault current threshold value and also itself can adjust fault current value according to load current change, buy following related standard；

♦ Auto restore time can be set in the range 0.5-48 hours, or can smartly restore (namely auto restore 10 seconds after power supply）；

♦ Earthing judge by following transient characteristics method and external signal applying method, can set online after installation；

♦ External signal applying method can support all signal sources in the market, and signal source sequence can be set online ;

♦ Support remotely signaling of power on and power off, and provide evidence whether the line is working normally or not .

2. Communication terminal for overhead fault passage indicator ：

♦ Low power consumption. Main supply and backup supply；

♦ Wireless frequency modulation and secure technology, ensure stability of communication；

♦ Super-capacity design can save 6000pcs SOE history records；

♦ Support remote upgrade and SMS management facility and SMS alarm；

♦ Wireless adopt secure communication to prevent interference ;

♦ Digital remote-signaling input (optional functions) .