Art-Nr.: 44765
EWSKD 31.8 3x75/1A 2,5VA Kl.0,5
The window-type current transformer EWSKD 31.8 3x75/1A 2,5VA Kl.0,5 is a compact, high-precision low-voltage measuring transformer of the proven EWSKD series, specially developed for use in three-phase power distribution systems, switchgear, meter panels and industrial measurement and monitoring systems.
Key technical features:- Type window-type current transformer (Window-Type) – EWSKD 31.8
- Transformation ratio 75/1 A (primary rated current 75 A, secondary rated current 1 A, for 3 phases)
- Rated power / burden 2,5 VA
- Accuracy class Kl. 0,5 (according to IEC/EN 61869-2 or DIN EN 61869-2)
- Primary conductor bore For round conductors up to max. Ø 28 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 × primary rated current)
- Thermal rated short-time current Ith = 60 × Ipr, 1 s
- Insulation class E
- Insulation test voltage 3 kV, 50 Hz, 1 min
- Dimensions (approx.) Width 52 mm × height 52 mm × depth 45 mm
- Weight (approx.) 0,25–0,30 kg (depending on version)
- Mounting Screw or clamp mounting possible, including insulating protective cap
The EWSKD 31.8 3x75/1A 2,5VA Kl.0,5 stands out for its very compact design, high reliability and excellent linearity – ideal for applications where high-precision measurement is required at medium currents in three-phase systems (e.g. distribution transformers, measuring stations, energy monitoring systems with moderate power requirements).
We are happy to supply this model from stock at short notice or configure further primary currents of the EWSKD series for you.
Contact us for your individual quote!
3D models and more files to each product can be found in our download area downloadarea
| Properties |
|---|
| Type-Name: | EWSKD |
|---|---|
| Type number: | 31.8 |
| accuracy class: | 0,5 |
| apparent power (VA): | 2,5 |
| primary current: | 3x75 |
| secondary current: | 1 |