Page 77 of Circuit Breakers / Switches by Moeller Electric USA

76 circuit-breakers disconnect switches nzm3 terminals moeller sk1230-1157en-na max cable connection rated current1 in a terminals for connection width extension not ul/csa approved max 500 nzm3 n3 nzm3 n3 max 630 nzm3 n3 3-pole 3-pole cu cable 1 x 120 ­ 300 for use with terminal capacities type of conductor terminal capacities mm2 circuit-breakers disconnect switches up to 1200 a awg/kcmil tunnel terminal ­ ­ max 350 nzm3 ns3 three pole copper cabless al cable s s 1 x 16 ­ 1852 1 x 6 ­ 350 ­ ­ ­ max 630 1 x 50 ­ 240 2 x 50 ­ 240 1 x 0 ­ 500 2 x 0 ­ 500 connection on rear not ul/csa approved ­ ­ ­ ­ ­ ­ control circuit terminal ­ ­ nzm3 ns3 nzm3 ns3 three pole box terminal 1 x 0.75 ­ 2.5 2 x 0.75 ­ 1.5 1 x 18 ­ 14 2 x 18 ­ 16 max 500 al conductors al cable 1 x 10 ­ 120 2 x 10 ­ 120 max 630 nzm3 n3 three pole copper conductors cu cable 1 x 16 ­ 240 2 x 16 ­ 240 ­ ­ screw connection notes 1 the following applies for the rated current the values have been determined conform to iec 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 2 up to 240 mmb can be connected depending on the cable manufacturer.

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