KASUGA Terminal Blocks Screw (For PE) Screw – Terminal Block for Protective Earth This is a terminal block that can be grounded by mounting it onto an IEC 35 mm rail made of steel or with a conductive surface treatment. (The image is TFE20.) Common Specifications/ Materials/ Ratings Conforming to Overseas Standards Regarding the specifications not listed in the below chart, please check them at: KASUGA Terminal Block Product Search. Datasheets can be referred to from the retrieval page and CAD files can also be downloaded from the link in the result page. Series Product Name Insulating Voltage(V) Mounting Method Terminal Structure Screw Size Terminal-pitch (mm) Applicable Wires(Max.)㎟ Applicable Wires(AWG) TFE TFE20 600 Rail Mount Spring-loaded M3.5 9.5 2.0 AWG20~14 TFE TFE40 600 Rail Mount Spring-loaded M4 12.5 5.5 AWG18~10