• BS 3938:1973

BS 3938:1973

Specification for current transformers

BSI Group , 02/02/1973

Publisher: BS

File Format: PDF

$154.00$309.88


Current transformers for frequencies 14 Hz to 100 Hz for use with electrical measuring instruments and electrical protective devices. Ratings; accuracy; tests; rating-plate and terminal markings. Appendices on guidance in application of current transformers: short-time rating; maximum V A output of bar-primary and bushing current transformers; use of current transformers for dual purpose of measurement and protection, composite error, high and low reactance current transformers.Replaced by BS 7626:1993 but remains current and has been proposed for withdrawal.

BS 3938:1973 History

BS DD IEC/PAS 60044-5:2002

BS DD IEC/PAS 60044-5:2002

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BS 7626:1993

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$175.00 $350.52

BS 7628:1993

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$95.00 $190.50

BS 7625:1993

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BS 3941:1975

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$132.00 $264.16

BS 3938:1973

BS 3938:1973

$154.00 $309.88

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