2NC ዝግጅት ናቸው, ሦስት, በዚያ ለመቀረጽ ናቸው Le ≤ 32A contactors ውስጥ Le ≤ 22 ሀ contactors ውስጥ ምንም arcisolated panle ናቸው ናቸው-መንሸራተቻ ቅስት ተገልለው ፓነል ጋር.
Abafownelwa abancedisayo zicwangciswe 2NO.2NC maxa amaninzi, wona uxhulumaniso kumise bhetyebhetye phakathi inkxaso qhagamshelana kunye core, ezintathu akukho panle arcisolated kwi contactors le ≤ 22A, kwi contactors le ≤ 32A, kukho oluxonxiweyo ezi-kugutyulelwe nge panel arc-ndawo ikude.