Type CA-145 - Arteche Česká Sales

BRAND	Arteche
Product	Type CA-145
Internal code	IMP3390351
Weight	310
Technical specification	Current transformer 110kV little oil with paper-oil insulation The maximum working voltage is 50 Hz - 145 kV; - test voltage 50Hz, 1min. - 275/275 kV; - thermal stress for 3 s. - Ith - 52 kA; - maximum dynamic stability voltage - 185 kA; - pitomaja length of a way of an outflow (min 2,5 sm / kv) - 3,1 sm; - ambient temperature -40 +60 degrees; - transformation ratio 1S1-S2- 1500/5; 2S1-S2- 1500/5; 3,4,5S1-S2- 1500/5 - Accuracy class and load 20VA 0,2S; 20VA 0.2S; 3X30VA 10P Type of external insulation - porcelain The number of stages of transformation is one Rated voltage - 110kV The highest operating voltage is 145kV Rated frequency - 50 Hz The rated current of the primary winding is 1500A The current of thermal stability at a duration not less than 52 kA during the current of the short-circuit current. 3 seconds Rated secondary current - 5A Number of secondary windings - 5

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