EWSK 31.5 100/5A 2,5VA Kl.0,2

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Product information

The EWSK 31.5 100/5A 2,5VA Kl.0,2 is a compact, high-precision low-voltage measuring current transformer of the proven EWSK series, specially developed for use in power distribution, switchgear, meter panels and industrial measurement and monitoring systems.

Key technical features:

Type window-type current transformer (Window-Type) – EWSK 31.5
Transformation ratio 100/5 A (rated primary current 100 A, rated secondary current 5 A)
Rated power / burden 2,5 VA
Accuracy class Kl. 0,2 (according to IEC/EN 61869-2 or DIN EN 61869-2)
Primary conductor bore For round conductors up to max. Ø 31 mm (window bore)
Maximum operating voltage Um ≤ 0,72 kV
Rated frequency 50–60 Hz
Thermal rated continuous current Icth = 1,0 × Ipr (continuous current 1 × rated primary current)
Thermal rated short-time current Ith = 60 × Ipr, 1 s
Insulation class E
Insulation test voltage 3 kV, 50 Hz, 1 min
Mounting Foot and rail mounting possible, including insulating protective cap

The EWSK 31.5 100/5A 2,5VA Kl.0,2 stands out for its very compact design, high reliability and excellent linearity – ideal for applications where particularly precise measurement is required at medium currents (e.g. precise energy billing, measuring stations, monitoring systems with high accuracy requirements).

We are happy to supply this model from stock at short notice or configure further primary currents of the EWSK series for you.

Contact us for your individual quotation!

3D models and more files to each product can be found in our download area downloadarea

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