Art-Nr.: 45575
EWSKD 31.8 3x150/5A 10VA Kl.0,5
The EWSKD 31.8 3x150/5A 10VA Kl.0,5 is a compact, high-precision three-phase window-type current transformer from the proven EWSKD series, specifically developed for use in power distribution, switchgear, meter panels and industrial measurement and monitoring systems.
Key technical features:- Type Three-phase window-type current transformer (Window-Type) – EWSKD 31.8
- Transformation ratio 3x150/5 A (primary rated current 3 × 150 A, secondary rated current 5 A)
- Rated power / burden 10 VA
- Accuracy class Kl. 0.5 (according to IEC/EN 61869-2 or DIN EN 61869-2)
- Primary conductor bore For busbar up to 31 mm × 8 mm
- 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 60 mm × height 120 mm × depth 45 mm
- Weight (approx.) 0.8–1.2 kg (depending on version)
- Mounting Rail and wall mounting possible, including secondary terminals
The EWSKD 31.8 3x150/5A 10VA Kl.0,5 stands out for its robust design for busbar applications, high reliability and excellent accuracy – ideal for applications in medium-voltage systems with higher currents, such as in distribution transformers, switch panels or energy monitoring systems with extended power.
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): | 10 |
| primary current: | 3x150 |
| secondary current: | 5 |