Art-Nr.: 44570
EWSKD 31.8 3x100/5A 5VA Kl.0,5
Product information
The EWSKD 31.8 3x100/5A 5VA Kl.0,5 is a compact, high-precision low-voltage measuring transformer of the proven EWSKD 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 – EWSKD 31.8
- Transformation ratio 3x100/5 A (three-phase version, rated primary current 100 A per phase, rated secondary current 5 A)
- Rated power / burden 5 VA
- Accuracy class accuracy class 0.5 (according to IEC/EN 61869-2 or DIN EN 61869-2)
- Primary conductor bore Window diameter max. Ø 28 mm (for round conductors or cables)
- 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
- Dimensions (approx.) Width 70 mm × height 70 mm × depth 45 mm
- Weight (approx.) 0.4–0.6 kg (depending on version)
- Mounting DIN rail mounting possible, including secondary terminals
The EWSKD 31.8 3x100/5A 5VA Kl.0,5 stands out for its robust window design, high reliability and excellent accuracy – ideal for applications requiring precise three-phase measurement at medium to high currents (e.g. distribution transformers, control cabinets, energy monitoring systems with 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 quotation!
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): | 5 |
| primary current: | 3x100 |
| secondary current: | 5 |