Product Overview
LXK series zero-sequence current transformers are widely used in zero-sequence current protection and small current grounding line selection of distribution lines in AC power systems and electrical equipment such as AC generators and motors.
Operating Conditions
Operating Conditions
● Ambient temperature between -40℃ and 70℃, daily average temperature not exceeding 35℃.
● No significant dust, smoke, corrosive gases, steam, or salt contamination.
● Relative humidity: daily average not exceeding 95%, monthly average not exceeding 90%.
● Altitude not exceeding 1000 meters.
Implementation Standards
GB/T20840.2-2014
Technical Parameter Table
Product Category | Measuring Current Transformer | Protection Current Transformer | ||
Rated Current Ratio | Accuracy Class and Rated Output (VA) | |||
| 0.5 | 1.0 | 10P10 | 10P5 |
30/1 |
| 1.5 |
| 1.5 |
40/1 | 1 | 2.5 | 1 | 2.5 |
50/1 | 1.5 | 2.5 | 1.5 | 2.5 |
75/1 | 2.5 | 3.75 | 2.5 | 3.75 |
100/1 | 3.75 | 5 | 2.5 | 5 |
150/1 | 3.75 | 5 | 2.5 | 5 |
200/1 | 3.75 | 5 | 2.5 | 5 |
50/5 | 1.5 | 2.5 | 1.5 | 2.5 |
75/5 | 2.5 | 3.75 | 2.5 | 3.75 |
100/5 | 3.75 | 5 | 2.5 | 5 |
150/5 | 3.75 | 5 | 2.5 | 5 |
200/5 | 3.75 | 5 | 2.5 | 5 |
Appearance Dimensions Diagram
| d | D | H1 | H2 | a | b | c | d |
| 80 | 165 | 102 | 185 | 90 | 120 | 110 | 130 |
| 100 | 180 | 112 | 202 | 90 | 120 | 110 | 130 |
| 120 | 204 | 122 | 224 | 90 | 120 | 110 | 130 |
| 150 | 234 | 137 | 254 | 125 | 155 | 150 | 190 |
| 180 | 265 | 165 | 298 | 125 | 155 | 150 | 190 |
| 200 | 330 | 200 | 365 | 102 | 141 | 220 | 260 |
| 240 | 350 | 220 | 395 | 125 | 164 | 220 | 260 |
| 260 | 370 | 230 | 410 | 125 | 164 | 220 | 260 |
Keywords
Zero sequence current transformer
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Category
Product Overview
LXK series zero-sequence current transformers are widely used in zero-sequence current protection and small current grounding line selection of distribution lines in AC power systems and electrical equipment such as AC generators and motors.
Operating Conditions
Operating Conditions
● Ambient temperature between -40℃ and 70℃, daily average temperature not exceeding 35℃.
● No significant dust, smoke, corrosive gases, steam, or salt contamination.
● Relative humidity: daily average not exceeding 95%, monthly average not exceeding 90%.
● Altitude not exceeding 1000 meters.
Implementation Standards
GB/T20840.2-2014
Technical Parameter Table
Product Category | Measuring Current Transformer | Protection Current Transformer | ||
Rated Current Ratio | Accuracy Class and Rated Output (VA) | |||
| 0.5 | 1.0 | 10P10 | 10P5 |
30/1 |
| 1.5 |
| 1.5 |
40/1 | 1 | 2.5 | 1 | 2.5 |
50/1 | 1.5 | 2.5 | 1.5 | 2.5 |
75/1 | 2.5 | 3.75 | 2.5 | 3.75 |
100/1 | 3.75 | 5 | 2.5 | 5 |
150/1 | 3.75 | 5 | 2.5 | 5 |
200/1 | 3.75 | 5 | 2.5 | 5 |
50/5 | 1.5 | 2.5 | 1.5 | 2.5 |
75/5 | 2.5 | 3.75 | 2.5 | 3.75 |
100/5 | 3.75 | 5 | 2.5 | 5 |
150/5 | 3.75 | 5 | 2.5 | 5 |
200/5 | 3.75 | 5 | 2.5 | 5 |
Appearance Dimensions Diagram
| d | D | H1 | H2 | a | b | c | d |
| 80 | 165 | 102 | 185 | 90 | 120 | 110 | 130 |
| 100 | 180 | 112 | 202 | 90 | 120 | 110 | 130 |
| 120 | 204 | 122 | 224 | 90 | 120 | 110 | 130 |
| 150 | 234 | 137 | 254 | 125 | 155 | 150 | 190 |
| 180 | 265 | 165 | 298 | 125 | 155 | 150 | 190 |
| 200 | 330 | 200 | 365 | 102 | 141 | 220 | 260 |
| 240 | 350 | 220 | 395 | 125 | 164 | 220 | 260 |
| 260 | 370 | 230 | 410 | 125 | 164 | 220 | 260 |
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0411-83167110
Address
No. 95, West Section, Century Road, Pulandian District, Dalian City, Liaoning Province
