Indoor LV Current Transformer LM-0.5 0.5kV, 0.66kV For Measuring , Ring Type Ct
Low Voltage Current Transformer Indoor Single-Phase Epoxy Resin Type
1. Main Feature.
It’s belongs to busbar type current transformer with small size, Rated frequency is 50Hz, indoor working under 0.5kV and 0.66kV. for measuring current energy and protecting relaying purpose.
2. Standard
IEC60044-1
3. Construction Characters
Cold-rolled Silicon steel winded the CT average Secondary windings and match bottom plate for installation.
4. Technical Parameter
1) Accuracy :class0.2, class0.5, class0.5s
2) Rated Voltage(kV):0.5kV
3) Rated Frequency:50Hz
4) Rated primary Current:5-2000A
5) Rated Secondary Current:5A,1A
6) Long time working under 120% rated current
7) Power-frequency withstand voltage on secondary winding to ground:3kV/1min,non sparking.
| Model No. | Current Ratio | Np | Rated Output(AV) | ||
| 0.2 | 0.5 | 0.5S | |||
|
LM-0.5 |
30 | 5 | 5-3.75 | 5-3.75 | 5-3.75 |
| 50 | 3 | 5-3.75 | 5-3.75 | 5-3.75 | |
| 75 | 2 | 5-3.75 | 5-3.75 | 5-3.75 | |
| 100 | 2 | 5-3.75 | 5-3.75 | 5-3.75 | |
| 150 | 1 | 5-3.75 | 5-3.75 | 5-3.75 | |
| 200 | 1 | 5-3.75 | 5-3.75 | 5-3.75 | |
| 250,300 | 1 | 5-3.75 | 5-3.75 | 5-3.75 | |
| 400,500 | 1 | 5-3.75 | 5-3.75 | 5-3.75 | |
| 600 | 1 | 10-3.75 | 10-3.75 | 10-3.75 | |
5.Useage Terms
Installation Site: Indoor
Ambient Temperature: -5℃-+40℃.
Ambient Humidity: RH≤80%
Altitude: ≤1000m
Be aware with gas, steam, chemical deposit; any exposition, corrosive materials and without shock and impact.
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