LMZ1-0.66, LMZ1-0.5, LMZ(J) 1-0.5 Series indoor, fully sealed, casting type low voltage CT
Application scope
The current transformer is busbar type casting insulation indoor type products,Applied to ac 50hz, 500 v and below circuit, current, power, and in the power measurement and relay protection。
Products in line with the mutual - 1:2003 and standards GB1208-2006 "current transformer"
This type of current transformer can replace LQ - 0.5, LQG LYM - 0.5 type scheme - 0.5 (750-3000 A) current transformer。With heat resistance, moisture, and other functions.
This type of transformer can be widely used in various draw-out, fixed panel, hybrid installation
type low voltage power distribution cabinet, etc.
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 parameters
· 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 |
||
20/5 |
7.5 |
5 |
5 |
5 |
2.5 |
5 |
30/5 |
7.5 |
5 |
5 |
5 |
2.5 |
5 |
40/5 |
7.5 |
5 |
5 |
5 |
2.5 |
5 |
50/5 |
7.5 |
5 |
5 |
5 |
2.5 |
2 |
75/5 |
7.5 |
5 |
5 |
5 |
2.5 |
2 |
100/5 |
7.5 |
5 |
5 |
5 |
2.5 |
1 |
150/5 |
7.5 |
5 |
5 |
5 |
2.5 |
1 |
200/5 |
7.5 |
5 |
5 |
5 |
2.5 |
1 |
250/5 |
7.5 |
5 |
5 |
5 |
2.5 |
1 |
300/5 |
7.5 |
5 |
5 |
5 |
2.5 |
1 |
400/5 |
7.5 |
5 |
5 |
5 |
2.5 |
1 |
500/5 |
10 |
10 |
5 |
5 |
2.5 |
1 |
600/5 |
10 |
10 |
5 |
5 |
2.5 |
1 |
750/5 |
10 |
10 |
5 |
5 |
2.5 |
1 |
800/5 |
10 |
10 |
5 |
5 |
2.5 |
1 |
1000/5 |
30 |
20 |
10 |
10 |
5 |
1 |
1200/5 |
30 |
20 |
10 |
10 |
5 |
1 |
1500/5 |
30 |
20 |
10 |
10 |
5 |
1 |
2000/5 |
30 |
20 |
10 |
10 |
5 |
1 |
3000/5 |
30 |
20 |
10 |
10 |
5 |
1 |
4000/5 |
30 |
25 |
15 |
15 |
10 |
1 |
5000/5 |
30 |
25 |
15 |
15 |
10 |
1 |
20/1 |
7.5 |
5 |
5 |
5 |
2.5 |
5 |
30/1 |
7.5 |
5 |
5 |
5 |
2.5 |
5 |
40/1 |
7.5 |
5 |
5 |
5 |
2.5 |
5 |
50/1 |
7.5 |
5 |
5 |
5 |
2.5 |
2 |
75/1 |
7.5 |
5 |
5 |
5 |
2.5 |
2 |
100/1 |
7.5 |
5 |
5 |
5 |
2.5 |
1 |
150/1 |
7.5 |
5 |
5 |
5 |
2.5 |
1 |
200/1 |
7.5 |
5 |
5 |
5 |
2.5 |
1 |
250/1 |
7.5 |
5 |
5 |
5 |
2.5 |
1 |
300/1 |
7.5 |
5 |
5 |
5 |
2.5 |
1 |
400/1 |
7.5 |
5 |
5 |
5 |
2.5 |
1 |
500/1 |
10 |
10 |
5 |
5 |
2.5 |
1 |
600/1 |
10 |
10 |
5 |
5 |
2.5 |
1 |
750/1 |
10 |
10 |
5 |
5 |
2.5 |
1 |
800/1 |
10 |
10 |
5 |
5 |
2.5 |
1 |
1000/1 |
30 |
20 |
10 |
10 |
5 |
1 |
1200/1 |
30 |
20 |
10 |
10 |
5 |
1 |
1500/1 |
30 |
20 |
10 |
10 |
5 |
1 |
2000/1 |
30 |
20 |
10 |
10 |
5 |
1 |
3000/1 |
30 |
20 |
10 |
10 |
5 |
1 |
4000/1 |
30 |
25 |
15 |
15 |
10 |
1 |
5000/1 |
30 |
25 |
15 |
15 |
10 |
1 |
Type |
Size Specification |
Overall dimensions |
||||
H |
h |
ØD |
Ød |
B |
||
LMZ(J)1-0.5(0.66)(5-100A) |
Ø20;Ø30 |
113 |
68 |
89 |
20;30 |
47 |
LMZ(J)1-0.5(0.66)(15-200A) | ||||||
LMZ(J)1-0.5(0.66)(5-300A) |
Ø35 |
118 |