Art-Nr.: 45614
EWSKD 31.8 3x150/5A 5VA Kl.0,5s
The EWSKD 31.8 3x150/5A 5VA Kl.0,5s is a compact, high-precision low-voltage current transformer of the proven EWSKD series, specially developed for use in power distribution, switchgear, meter panels and industrial measurement and monitoring systems.
Technical main features:- Type window current transformer (Window-Type) – EWSKD 31.8
- Transformation ratio 3x150/5 A (three independent cores, primary rated current 150 A, secondary rated current 5 A)
- Rated power / burden 5 VA
- Accuracy class accuracy class 0,5 s (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 = 100 × Ipr, 1 s
- Insulation class E
- Insulation test voltage 3 kV, 50 Hz, 1 min
- Dimensions (approx.) Width 55 mm × height 55 mm × depth 40 mm
- Weight (approx.) 0,3–0,4 kg (depending on version)
- Mounting Rail mounting possible, including insulating protective cap
The EWSKD 31.8 3x150/5A 5VA Kl.0,5s is characterised by its very compact design, high reliability and excellent linearity – ideal for applications where precise measurement and protection function are required at medium currents (e.g. medium distribution boards, measuring points, 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: | 0,5s |
| apparent power (VA): | 5 |
| primary current: | 3x150 |
| secondary current: | 5 |