Page 81 of Circuit Breakers / Switches by Moeller Electric USA

80 circuit-breakers disconnect switches nzm4 terminals moeller sk1230-1157en-na max cable connection area rated current 1 for use with terminal capacities type of conductor terminal capacities awg/kcmil circuit-breakers disconnect switches up to 1200 a not ul/csa approved screw connection standard equipment double hole in a mm2 max 1250 20 max o10.5 o10.5 nzm4 n4 ns4 three pole cu cable lugs 1 x 120 ­ 185 4 x 50 ­ 185 1 x 250 ­ 350 4 x 0 ­ 350 25 50 module plate single hole max 1250 nzm4 ns4 3 pole copper cable lugs 1 x 120 ­ 300 2 x 95 ­ 300 1 x 250 ­ 600 2 x 000 ­ 600 double hole max 1400 nzm4 ns4 3 pole copper cable lugs 2 x 95 ­ 185 4 x 35 ­ 185 4 x 50 2 x 95 ­ 300 2 x 000 ­ 350 4 x 2 ­ 350 4x0 2 x 000 ­ 600 double hole max 1250 nzm4 ns4 3 pole copper cable lugs max 1600 nzm4 ns4 3 pole copper cable lugs copper cable lugs connection width extension max 1600 nzm4 ns4 3 pole cu cable lugs 4 x 300 6 x 95 ­ 240 4 x 600 6 x 000 ­ 500 notes 1 the following applies for the rated current the values have been determined conform to iec/en 60947 switchgear standard and generally relate to the max defined cross-sections and are intended for the purpose of orientation the engineering standards which apply in each case must be observed.

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