Delta 4000 Instruction Manual download pdf (Page 62)

81331 Rev 01 Nov 2010

27610 – Current Transformer

Basic Form Information

The PF Current Transformer form is used for power/dissipation factor testing

high voltage current transformers, those generally rated over 5kV. Power factor

testing is normally not conducted on doughnut style current transformers.

Nameplate information (serial number, ratings, etc.) should be entered which

identifies the asset being tested, and general information regarding the test

conditions (test date, weather conditions, etc.) should also be noted.

Labeling of windings and bushings vary from country to country and may also

vary within a country based on manufacturing year and more. All description

uses labeling H1, H2, H3, H0 for High side bushings. Equivalent labeling used

are e.g. 1U, 1V, 1W, 1N or A, B, C, N. Corresponding labeling for other

windings are e.g. X1, X2, X3, X0; 1U, 2V, 2W, 2N; a, b, c, n respectively Y1, Y2,

Y3, Y0, 3U, 3V, 3W, 3N.

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Delta 4000 Instruction Manual Page 62