Результаты (
английский) 2:
[копия]Скопировано!
Introductory and sectional power circuit breakers must be withdrawable type air-insulated the ACB (at currents of 630A and more) or MCCB molded case (at currents less than 630) and in accordance with IEC 60947-1, 60947-2, (REQ-C6-1777 ).
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