Standard Number: CB/T 4490-2019(CB/T4490-2019)
Chinese:船用配电板通电试验要求
English:Marine switchboard energization test requirements
Effective Date:2019-11-01
Standard Applicability:This standard applies to marine three-phase AC 50/60 Hz low-voltage marine switchboards (AC phase-to-phase voltage of 1 kV and below) and high-voltage marine switchboards (AC phase-to-phase voltage of more than 1 kV to 15 kV) energization test.
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