NEW! LBS 24KV FN24 Indoor H.V. Vacuum Load Break Switch With Fuse And Without Fuse
Specifications
1.Voltage: 24KV2.Current: 400A
3.For breaking or closing load and over-load current
4.Fuse can be allocated
AC 24KV FN24 Indoor Vacuum Load Break Switch With Fuse And Without Fuse
Specifications
| Number | Descripiton | Unit | Requirement | Reference paramter |
| 1 | Description | Indoor | Indoor | |
| 2 | Type | |||
| 3 | Main return circuit resistance | |||
| 4 | Standard | IEC265 | IEC 265 | |
| 5 | Climatic design suitable for Max.Ambient temp | Deg.C | +45 | =50C |
| Rated ambient temp | Deg.C | -10 | -25C | |
| 6 | Rated voltage (Un) | KV | 20 | 24 |
| 7 | ing voltage(Umax) | MskV | 24 | 24 |
| 8 | Rated frequency | Hz | 50 | 50 |
| 9 | Rated current(In) | A | 400 | 630 |
| 10 | Rated short time current 1 secretary(Ith) 3. secretary(Ith) |
kA rms | 16 10 |
20 10 |
| 11 | Rated peak current (Idvn) | kA peak | 40 | 50 |
| 12 | Rated short circuit making capacity ima | kA peak | 40 | 50 |
| 13 | Max Breking capacity cosΦ=0.25acc To IEC420 | A rms | Acc.to IEC420 | Acc.to IEC420 |
| 14 | Rated mainly load breaking current capacity cosΦ=0.7 | A rms | Acc.to IEC420 | 630 |
| 15 | Max.Mainly active load breaking capacity cosΦ=0.7 | A rms | 16 | 630 |
| 16 | Rated closed breaking capacity cos Φ=0.3 | A rms | 630 | |
| 17 | Rated single breaking capcity | A rms | 45 | 630 |
| 18 | Rated cable charging capcity | A rms | 45 | 50 |
| 19 | Earth fault breaking capacity acc.To VDE0670/339 TABLE 8 Fig E Fig D | A rms A rms A rms |
55 35 |
|
| 20 | Power frequency withstand voltage 50Hz 1 min | kA rms kA rms |
50 60 |
55 65 |
| 21 | To earth Interphase/insulating voltage peak | kV peak kV peak |
125 145 |
145 125 |
| 22 | Mechanical life | 2500 operation | ||
| 23 | Shut down mechanism for the switch when any fuse works | |||
| 24 | Lever drive handle (up and down) | |||
| 25 | Stored energy operating mechanism by spring | |||
| 26 | Mac.operating torque when Closing Opening | N.M. N.M. |
64 64 |
|
| 27 | Operating angle on the shaft | Degree | 80 | |
| 28 | Arcmg time | Ms | 35 | |
| 29 | Arcmg time | Ms | 20 | |
| 30 | Arquenching camber | Provided | ||
| 31 | Shunt trip coil release Type Voltage of operation Power input |
V W |
220 | Epoxy 220v 550 |
| 32 | Earthing switch attachment Rated short-time current |
kA rms |
16 | 25kA rms 50 kA peak 50kA peak 55 125 275 |
Overall and Installation Diagram
Packing
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