SIEMENS 1-Pole 5SY Supplementary Circuit Breakers SIEMENS 277VAC for 1-pole / 480VAC for 2 to 4 pole.
UL1077 - .03A up to 63A
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SIEMENS 2-Pole 5SY Supplementary Circuit Breakers SIEMENS Supplementary Circuit Breakers come in UL1077 277VAC for 1-pole and 480VAC for 2 to 4 pole. .03A up to 63A
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SIEMENS 3-Pole 5SY Supplementary Circuit Breakers SIEMENS Supplementary Circuit Breakers come in UL1077 277VAC for 1-pole and 480VAC for 2 to 4 pole. .03A up to 63A
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