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LXK
DGG
1. Zero-sequence current transformers they are specifically designed to measure the residual current in a power system, which is crucial for detecting ground faults and ensuring the safety of electrical equipment. .
2. these LXJ Type Zero-sequence transformers have a high accuracy level, making them reliable for precise current measurements..
3. LXJ series zero-sequence current transformers are compact in size, making them easy to install and suitable for various applications
4. zero-sequence current transformers have a wide frequency range, allowing them to effectively measure currents in both low and high frequency systems.
5. These zero-sequence current transformers are highly sensitive to small currents, making them ideal for detecting even the slightest abnormalities in the electrical system. Overall, zero-sequence current transformers are essential components in power systems for accurately measuring residual currents and ensuring the overall safety and efficiency of the electrical network.
1. Zero-sequence current transformers they are specifically designed to measure the residual current in a power system, which is crucial for detecting ground faults and ensuring the safety of electrical equipment. .
2. these LXJ Type Zero-sequence transformers have a high accuracy level, making them reliable for precise current measurements..
3. LXJ series zero-sequence current transformers are compact in size, making them easy to install and suitable for various applications
4. zero-sequence current transformers have a wide frequency range, allowing them to effectively measure currents in both low and high frequency systems.
5. These zero-sequence current transformers are highly sensitive to small currents, making them ideal for detecting even the slightest abnormalities in the electrical system. Overall, zero-sequence current transformers are essential components in power systems for accurately measuring residual currents and ensuring the overall safety and efficiency of the electrical network.
1. Rated secondary current: 5A or 1A
2. Power factor: cosφ=0.8(lag)
3. Rated frequency: 50Hz or 60Hz
4. Rated primary current, rated output, and accurate level see table 1
5. Insulating property: primary winding to secondary winding and ground, and secondary winding to the ground can bear the power frequency withstand voltage 3kV for 1min.
Rated primary current(A) | Accuracy Class | Rated Output (VA) |
60-75 | 10P5 | 2.5 |
100 | 3.75 | |
150 | 2.5 | |
200-300 | 3.75 | |
400-600 | 5 | |
100 | 2.5 | |
150-200 | 10P10 | 2.5 |
300-400 | 3.75 | |
500 | 5 | |
600 | 5 |
Type of Relay | Connecting Method of Relay Windings | Relay Calibration | Primary Zero Sequence Current |
LJK-Φ120 | Series | 15x1 | 2-5 |
30x1 | |||
Parallel | 15x2 | 3-8 | |
30x2 | |||
LJK-Φ200 | Series | 15x1 | 3-6 |
30x1 | |||
Parallel | 15x2 | 3-10 | |
30x2 |
1. Rated secondary current: 5A or 1A
2. Power factor: cosφ=0.8(lag)
3. Rated frequency: 50Hz or 60Hz
4. Rated primary current, rated output, and accurate level see table 1
5. Insulating property: primary winding to secondary winding and ground, and secondary winding to the ground can bear the power frequency withstand voltage 3kV for 1min.
Rated primary current(A) | Accuracy Class | Rated Output (VA) |
60-75 | 10P5 | 2.5 |
100 | 3.75 | |
150 | 2.5 | |
200-300 | 3.75 | |
400-600 | 5 | |
100 | 2.5 | |
150-200 | 10P10 | 2.5 |
300-400 | 3.75 | |
500 | 5 | |
600 | 5 |
Type of Relay | Connecting Method of Relay Windings | Relay Calibration | Primary Zero Sequence Current |
LJK-Φ120 | Series | 15x1 | 2-5 |
30x1 | |||
Parallel | 15x2 | 3-8 | |
30x2 | |||
LJK-Φ200 | Series | 15x1 | 3-6 |
30x1 | |||
Parallel | 15x2 | 3-10 | |
30x2 |
1. Altitude: Should not exceed 1000m
2. Ambient temperature: -5ºC ~ +40ºC
3. Air relative humidity: ≤85%
4. Air relative site: Indoor.
1. Altitude: Should not exceed 1000m
2. Ambient temperature: -5ºC ~ +40ºC
3. Air relative humidity: ≤85%
4. Air relative site: Indoor.
Model Number | ΦD | Φd | H | h | a | b | c | e |
LXK(KXLXK) - Φ80 | 165 | 80 | 175 | 82.5 | 120 | 104 | 120 | 56 |
LXK(KXLXK) - Φ100 | 180 | 100 | 195 | 92.5 | ||||
LXK(KXLXK) - Φ120 | 204 | 120 | 215 | 102.5 | ||||
LXK(KXLXK) - Φ150 | 234 | 150 | 245 | 117.5 | ||||
LXK(KXLXK) - Φ180 | 263 | 180 | 275 | 132.5 | ||||
LXK(KXLXK) - Φ200 | 303 | 200 | 320 | 156 | ||||
LXK(KXLXK) - Φ240 | 347 | 240 | 385 | 185 | 160 | 120 | 142 | 80 |
Model Number | ΦD | Φd | H | h | a | b | c | e |
LXK(KXLXK) - Φ80 | 165 | 80 | 175 | 82.5 | 120 | 104 | 120 | 56 |
LXK(KXLXK) - Φ100 | 180 | 100 | 195 | 92.5 | ||||
LXK(KXLXK) - Φ120 | 204 | 120 | 215 | 102.5 | ||||
LXK(KXLXK) - Φ150 | 234 | 150 | 245 | 117.5 | ||||
LXK(KXLXK) - Φ180 | 263 | 180 | 275 | 132.5 | ||||
LXK(KXLXK) - Φ200 | 303 | 200 | 320 | 156 | ||||
LXK(KXLXK) - Φ240 | 347 | 240 | 385 | 185 | 160 | 120 | 142 | 80 |