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LXK-80 Type Zero Sequence Current Transformer
Applications
LXK-80(100,120,140,150,180,185,250) Zero Sequence Current Transformer is suitable for power measurement, current monitoring and relay protection in power system with Rated frequency 50Hz or 60Hz and Rated voltage 10kV.
Applicable Standard: IEC60044-1, GB 1208 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
Relay model
Connection method of relay winding
Scale division of relay
Primary zero sequence value (A)
DD-11/60
DD-1/60
Series connection
151
2.44.5
301
parallel connection
152
35
302
Series connection
151
35
301
parallel connection
152
36
302
Rated insulation level: 0.5/3kV
Structure and Feature
The product adopts switching type structure.Iron core is "C" type. Depart secondary winding into two parts, then respectively wind them on the "C" type iron core. Finally cast epoxy resin to mould. There is clamping piece for mounting at the bottom of the product.
Outline and Mounting Dimensions


Model
d
D
H
A
B
C
LXK-80
80
160
180
120
104
122
LXK-100

100
180
200
120
104
122
LXK-120
120
200
220
120
104
122
LXK-140
140
220
240
120
104
122
LXK-150
150
230
250
120
104
122
LXK-180
180
260
280
120
104
122
LXK-185
185
265
285
120
104
122
LXK-250
250
370
405
180
148
180