Seg WIC1 - 9.4 Technical Data - WIC1 CTs

9.4 Technical Data – WIC1 CTs
CT types and respective order codes: See ╚═▷ “2.6.1.3 Order Form of the WIC1-Compatible
Current Transformers”.
Dimensions: See ╚═▷ “3.2.3 Dimension Drawings of the WIC1-Compatible
Current Transformers”.
9.4.1 Technical Data – WIC1 CTs, Construction Type 1
CT (Construction Type 1: WIC1-WE2AS1, WIC1-W2AS1, … , WIC1-W6AS1)
Standard: IEC 61869‑2
Protection degree: IP20
Insulation class: E (120°C)
Accuracy class: 5P80 (WIC1-W2AS1: 10P80)
Nominal frequency: 50 Hz / 60 Hz
Rated short-time thermal current
I
th
:
20 kA for 1 s, or 25 kA for 1 s
Ambient temperature: −5°C to +40°C (23°F to 104°F)
Primary window suitable for
cable:
max. ⌀ 50 mm
Material: PU, PA6.6
Secondary terminal: 6 mm² solid / 4 mm² stranded, screw connection
Test wiring rated current: 0.288 A
9.4.2
Technical Data – WIC1 CTs, Construction Type 2
CT (Construction Type 2) Transformer Ratio Prim. Rated Current
Range
Test wiring
WE2 WIC1-CT2‑5P: 16 A / 0.083 A
(14.4 A / 0.075 A)
16 … 56 A 1 A / 50 A
W2 WIC1-CT2‑10P: 16 A / 0.083 A
(14.4 A / 0.075 A)
16 … 56 A 1 A / 50 A
W3 WIC1‑CT3: 32 A / 0.083 A
(28.8 A / 0.075 A)
32 … 112 A 1 A / 100 A
W4 WIC1‑CT4: 64 A / 0.083 A
(57.6 A / 0.075 A)
64 … 224 A 1 A / 200 A
W5 WIC1‑CT5: 128 A / 0.083 A
(115.2 A / 0.075 A)
128 … 448 A 1 A / 400 A
WIC1-CT2‑5P, WIC1-CT2‑10P, WIC1‑CT3, WIC1-CT4, WIC1-CT5
Standards: IEC 61869‑1, IEC 61869‑2. Fire resistance according to UL94 V‑0
Insulation peak voltage: 0.72 / 3 / – kV
Insulation class: E
Accuracy class: 5P80 (WIC1-CT2‑10P: 10P80)
226 WIC1 WIC1-1.0-EN-MAN
9 Technical Data
9.4 Technical Data – WIC1 CTs