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Installing on circuit breaker
IOR SERIES
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Download Type Test
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Indoor
24 KV
Primary current from 50 to 400 A
Cast-resin insulated
Installing on circuit breakers
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Current transformers vacuum moulded in self-extinguishing epoxy resin for the measurement of AC currents up to 400A.
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Technical data
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Rated insulation level
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24/50/125
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primary current Ipn
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Up to 400A
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Secondary current Isn
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5 or 1 A
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Frequency
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50 or 60 Hz
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Rated output
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1 to 5 VA
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Accuracy class
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0.2 - 0.2S -0.5-0.5S-1-3-5P-10P-ClX
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Security factor
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5-10
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Accuracy limit factor
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5 to 20
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Continuous thermal current
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1.2 Ipn
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Short-time thermal current Ith
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Up to 100 Ipn
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Dynamic current Idyn
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2.5 Ith
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Insulation class
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E
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Altitude
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1000 m
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Ambient temperature
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-5C° to + 40 C°
-25C° to + 40 C°
-40C° to + 40 C°
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Standards
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IEC60044-1, IEC61869-2,ANSI C57.13 , IEC60044-6
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Other characteristics on request
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Continues thermal current
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1.2 to 1.5Ipn and 2Ipn
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Ambient temperature
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Up to + 110C°
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Standard
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ANSI C57.13, CAN13- AS1675
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*This document is the property of Pars Shar and maybe changed without prior notice*
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