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Nowadays, the newly built AI computing power data center distribution rooms and integrated photovoltaic and energy storage stations generally suffer from the problem of dense equipment layout. The cabinet is packed with various protective relays and intelligent acquisition terminals, but periodic pe
This week we completed the production for GDVA-405 Automamtic CT PT Analyzer and already arranged the shipment to our customer yesterday.GDVA-405 Automatic CT PT Analyzer is used to measure CT PT(220V-500KV,>2.5VA). The test standards are IEC60044-1,IEC60044-2,IEC60044-5,IEC60044-6,IEC61869,IEEE C57
What's the principle of low-frequency method for measuring the excitation characteristics of current transformers?Excitation characteristic test is the most commonly used and effective method for detecting the performance of protective current transformers.The composite error of current transformers
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