Original
By certification 
General description:
W type for the current transformer is SEG company WIC1 type self-supply protection device of special current transformer can provide for WIC1 measuring current and work power. Test winds can be directly verified protect windings setting value and protect circuit reliability. W type current transformer for 0.075 A rated second current, test winds for 0.288 A rated the input current
Type designation:
Type code:
Technical data:
Ambient temperature： －40℃-+85℃
Rated frequency： 50Hz or 60Hz
Rated voltage： 0.66kV
Rated short-time thermal current ： 20kA/3S
Secondary winding rated output： 0.1VA
Current error W2：
| when 0°C – 50°C | ≤ 12.5 % at 14.4 A | |
| ≤ 7.5 % at 20 A | ||
| ≤ 5 % at 28.8 A | ||
| when -40°C - 85°C | ≤ 15 % at 14.4 A | |
| ≤ 10 % at 20 A | ||
WE2, W3, W4, W5,W6 when 0°C - 50°C ≤ 5 % | ||
| when -40°C - 85°C | ≤ 7.5 % | |
Product overview:
Type code |
Rated primary current (A) |
Ratio |
Applicable accuracy measurement scope |
W1 |
8 – 28 A |
7.2/0.075/0.288 |
7.2 – 20 x 28.8 A |
W2 |
16 – 56 A |
14.4/0.075/0.288 |
14.4 – 20 x 57.6 A |
W3 |
32 – 112 A |
28.8/0.075/0.288 |
28.8 – 20 x 115.2A |
W4 |
64 – 224 A |
57.6/0.075/0.288 |
57.6 – 20 x 230.4 A |
W5 |
128 – 448 A |
115.2/0.075/0.288 |
115.2 – 20 x 460.8 A |
W6 |
256 – 896 A |
230.4/0.075/0.288 |
230.4 – 20 x 921.6 A |
All kinds of current transformers of different specifications and parameters can be made according to the client’s demands.
Wiring diagrams:
Hyliton Power Technology is one of the largest and experienced manufacturers and suppliers of high-tech products in China who can offer you advanced and high quality w type current transformers OEM at competitive price. Welcome to order our CE w type current transformers made in China.
Download the specifications of all types of 3 Phase Current Transformers
