Back to: Plug-in Current Transformer, switchable

ASK 51.4 3U

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Description

Secondary change-over plug-in current transformer for primary nominal currents from 600-400-200 A up to 1200-1000-300 A, secondary nominal current 5 A or 1 A (optional 2 A), accuracy class 1.

Technical Data

Therm. nominal continuous current I_cth: 1,0 x I_N
Therm. nominal short-time current I_th: 60 x I_N, 1 sec.
Max. operating voltage U_m: 0.72 kV
Isolation test voltage: 3 kV, U_eff, 50 Hz, 1 min.
Nominal rated frequency: 50...60 Hz
Isolation class: E

Bus bar 1: 50 x 12 mm
Bus bar 2: 2 x 40 x 10 mm
Round conductor: 44 mm
Width: 86 mm
Height: 98,5 mm
Depth: 58 mm