20 AMP.CURRENT TRANSFORMER RATED. Los ntawm kev dhau: Plunger hom bypass kaw cia li thaum lub 'meter' raug tshem tawm. NEMA 3R hom kev tsim kho 1.2 hli tuab (# 18 gauge) lossis 1.5 hli tuab (# 16 gauge) galvanized steel ntawv (AISI G90), electrostatically thov epoxy ci grey hmoov tiav. Qhov chaw gutter dav rau kev yooj yim wiring. Yooj yim knockouts nyob rau sab nraub qaum thiab hauv qab. Lub hub ruaj khov loj 1/2 ″ txog 2-1 / 2 ″ rau kev xaiv.