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BH-0.66、LMK2-0.66I Series of current transformers
Application scope
Low voltage current transformer is mainly used for indoor, For the rated voltage of 0.66kV and below, Rated frequency 50 Hz AC circuit, As the current electric energy measurement and relay protection .The product is a new shell type current transformer, The product is a new shell type current transformer, its installation method can use bus or fixed plate fixed installation method, Suitable for any direction installation, A wire for the bus or cable. Product performance in line with the GB - 1208, and passed the CE certification.
Type designation
The normal working conditions and installation conditions
· The installation place：Indoor
· Ambient temperature：-5℃~40℃
· Ambient humidity：Relative humidity is more than 80%
· Altitude：Altitude up to 1000 above sea level
· Atmosphere condition: No serious impurity in the atmosphere
Main technical data
· Rated insulation level：0.72/3kV
· Rated frequency：50 or 60Hz
· Power factor of load： COSΦ0.8 lagging
· Rated secondary current：5A or 1A
Rated ratio(A) |
Rated burden（VA） |
Through core winding |
||||
1 |
0.5 |
0.5S |
0.2 |
0.2S |
||
75/5 |
2.5 |
1 |
||||
100/5 |
2.5 |
1 |
||||
75/1 |
2.5 |
1 |
1 |
|||
100/1 |
2.5 |
1 |
1 |
|||
Type |
Size Specification |
Overall dimensions |
||
W |
H |
D |
||
LMK2(BH)-0.66 20I |
20×30 |
49 |
107 |
41 |
Rated ratio |
Rated burden (VA) |
Through core winding |
||||
1 |
0.5 |
0.5S |
0.2 |
0.2S |
||
20/5 |
5 |
2.5 |
1.5 |
2.5 |
1.5 |
5 |
30/5 |
5 |
2.5 |
1.5 |
2.5 |
1.5 |
5 |
40/5 |
5 |
2.5 |
1.5 |
2.5 |
1.5 |
3 |
50/5 |
5 |
2.5 |
2.5 |
2.5 |
2.5 |
3 |
60/5 |
5 |
2.5 |
2.5 |
2.5 |
2.5 |
2 |
75/5 |
5 |
2.5 |
2.5 |
2.5 |
2.5 |
2 |
100/5 |
5 |
2.5 |
2.5 |
2.5 |
2.5 |
1 |
150/5 |
10 |
10 |
5 |
5 |
5 |
1 |
200/5 |
10 |
10 |
5 |
5 |
5 |
1 |
250/5 |
10 |
10 |
5 |
5 |
5 |
1 |
300/5 |
10 |
10 |
5 |
5 |
5 |
1 |
20/1 |
5 |
2.5 |
5 |
|||
30/1 |
5 |
2.5 |
5 |
|||
40/1 |
5 |
2.5 |
3 |
|||
50/1 |
5 |
2.5 |
3 |
|||
60/1 |
5 |
2.5 |
2 |
|||
75/1 |
5 |
2.5 |
2 |
|||
100/1 |
5 |
2.5 |
2.5 |
1 |
||
150/1 |
5 |
2.5 |
2.5 |
1 |
||
200/1 |
5 |
5 |
2.5 |
1 |
||
250/1 |
5 |
5 |
2.5 |
1 |
||
300/1 |
5 |
5 |
2.5 |
1 |
||
Type |
Size Specification |
Overall dimensions |
||
W |
H |
D |
||
LMK2(BH)-0.66 30IB |
30×30 |
75 |
98 |
42 |
Rated ratio |
Rated burden (VA) |
Through core winding |
||||
1 |
0.5 |
0.5S |
0.2 |
0.2S |
||
20/5 |
5 |
2.5 |
5 |
|||
30/5 |
5 |
2.5 |
5 |
|||
40/5 |
5 |
2.5 |
3 |
|||
50/5 |
5 |
2.5 |
3 |
|||
60/5 |
5 |
2.5 |
2 |
|||
75/5 |
5 |
2.5 |
2 |
|||
100/5 |
5 |
2.5 |
1 |
|||
150/5 |
5 |
2.5 |
1 |
|||
200/5 |
5 |
5 |
1 |
|||
250/5 |
5 |
5 |
1 |
|||
300/5 |
5 |
5 |
1 |
|||
400/5 |
5 |
5 |
1 |
|||
500/5 |
10 |
10 |
5 |
5 |
5 |
1 |
600/5 |
10 |
10 |
5 |
5 |
5 |
1 |
750/5 |
10 |
10 |
10 |
10 |
5 |
1 |
20/1 |
5 |
2.5 |
5 |
|||
30/1 |
5 |
2.5 |
5 |
|||
40/1 |
5 |
2.5 |
||||