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LMK3-0.66 Type Current Transformer
Applications
LMK3-0.66 type current transformer is intended for power meansurement, current monitoring and relay protection in power system with rated frequency 50Hz r 60Hz and rated voltage 0.66KV
Application standard: GB1208 (Current transformer)
Type Designation
Operation Conditions
Installation area: Indoor.
Ambient temperature: Max. temperature 40;Min. temperature -5;Daily average temperature can't exceed 30.
Air conditions: No heavy pollution in air.
Technical Parameter
Model
Rated primary current(A)
Combined accuracy
Rated output(VA)
primary ampere-turn
Outline Dimensions(mm)
׳ߴ
(mm)
W
D
H
a
c
LMK3-0.66/30
5
1
2.5
20
60
32
79
30.5
6
19
30.56
10
10
15
8
20
5
30
4
40
3
60
2
75
2
100
1
150
0.5
200-300
5
LMK3-0.66/40
5
1
2.5
20
76
46
104
42
31
4231
10
10
15
8
20
5
30
4
40
3
60
2
75
2
100
1
150
0.5
200-500
5
LMK3-0.66/50
150-400
0.5
5
1
87
46
106
52
31
5231
500-800
10
1000
15
LMK3-0.66/60
200-400
0.5
5
1
99
46
110
62
31
6231
500-800
10
1000
0.2
15
1200-1500
20
LMK3-0.66/80
600-800
0.5
10
1
118
45
118
83
32
8332
1000
0.2
15
1200-1500
20
2000-3000
40
LMK3-0.66/100
800
0.5
10
1
144
50
129
102
32
10232
1000
0.2
15
1200-1500
20
2000-3000
40
LMK3-0.66/120
1500
0.5
20
1
167
48
154
122
52
12252
2000-5000
0.2
40
LMK3-0.66/180
1500
0.2
20
1
227
48
115
182
34
18234
2000-5000
40

Rated secondary current: 5A or 1A.
Rated insulation level: 0.66/3kV
Structure and Feature
This Type Current Transformer is of bus-type. Secondary winding and iron core are both encapsulated in inflaming retarding plastic crust. The middle orifice is used for drilling through and fixing of the generatrix.
Outline and Mounting Dimensions
Information Required for Order Placing
Model.
Rated current ratio A.
Combined accuracy classes and Rated output VA.
Altitude m.