YC9VA-3 Voltage Protection Relay
Kufotokozera
YC9VA voliyumu ndi mawonekedwe amakono owonetsera ndi chipangizo chowunikira magetsi opangidwa ndi microprocessor pamanetiweki agawo limodzi la AC kuti ateteze zida zamagetsi kumagetsi owonjezera.Chipangizocho chimasanthula voteji yayikulu ndikuwonetsa mtengo wake wapano pa chizindikiro cha digito.Katundu amasinthidwa ndi electromagnetic relay.Wogwiritsa akhoza kukhazikitsa mtengo wamagetsi omwe alipo komanso kuchedwetsa nthawi kudzera pa batani.Mtengowo umasungidwa mu kukumbukira kosasunthika.Mawaya a aluminiyamu ndi mawaya amkuwa angagwiritsidwe ntchito polumikizana.
Kugwiritsa ntchito
YC9VA voliyumu ndi mawonekedwe apano omwe amagwiritsidwa ntchito poyang'anira, mafakitale ndi nyumba zogona ndipo ali ndi ntchito yoteteza mizere yagawo limodzi:
Chitetezo chochepa;
Kutetezedwa kwa overvoltage;
Kugwira ntchito pansi pa voltmeter mode.