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BS 142-1.4.4 1993 Edition, February 15, 1993
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Electrical Protection Relays Part 1: Information and Requirements for All Protection Relays Section 1.4: Specification for Electrical Disturbance Tests Subsection 1.4.4: Fast Transient Disturbance Test
Additional Comments: W/D NO S/S
Page Count:16
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General requirements for tests of static measuring relays and protection equipment with or without output contacts. Includes definitions of terms used, severity classes, test conditions and procedure and criteria for acceptance. To be read in conjunction with BS 142:Part 0