- 产品详情
三相（3F + N）230/400 V的避雷器和避雷器。
组合的1型和2型（B + C类）保护器，适用于在TT（TNS）网络中为低压线路提供防雷击和浪涌高达50kA（10/350）的保护。
推荐用于有部分雷电流，雷击期间感应过电压或开关过电压风险的工业设施或建筑物。
KRF T1-15
Lightning and surge arrester for single phase lines (F+N) 230 V.
Combined type 1 and 2 (Class B + C) protector, suitable for protection of low voltage lines against lightning strikes and surges of up to 25kA (10/350) in TT (TNS) networks.
Recommended for industrial facilities or buildings, with a risk of partial lightning currents, induced overvoltages during a lightning strike or switching overvoltages.
Lightning and surge arrester for three phase lines (3F+N) 230/400 V.
Combined type 1 and 2 (Class B + C) protector, suitable for protection of low voltage lines against lightning strikes and surges up to 50kA (10/350) in TT (TNS) networks.
Recommended for industrial facilities or buildings, with a risk of partial lightning currents, induced overvoltages during a lightning strike or switching overvoltages.
Technical specifications
|
Description |
Reference |
NºPhases |
Grade of proteccion |
Range Tª work |
A (mm) |
B (mm) |
C (mm) |
D (mm) |
E (mm) |
Weight (gr/m) |
|
KRF T1-15/3+1 |
370242 |
3F+N |
IP20 |
de -40º a 80ºC |
72 |
82 |
72 |
45 |
48 |
460 |
|
KRF T1-15/1+1 |
370247 |
1F+N |
IP20 |
de -40º a 80ºC |
- |
- |
- |
45 |
48 |
95 |
|
Parameters |
|
L-N |
NPE |
|
Rated voltage |
Un |
230 V AC |
- |
|
Maximum working voltage |
Uc |
260 V AC |
255 V AC |
|
Current peak value of lightning (10/350μs) |
Iimp |
12,5 kA |
50 kA |
|
Nominal discharge current (8/20μs) |
In |
30 kA |
50 kA |
|
Maximum discharge current (8/20μs) |
Imax |
60 kA |
100 kA |
|
Protection level |
Up |
<1,2 kV |
<1,5 kV |
|
Backup fuse maximum |
|
160 A gU/gG |
- |
|
Response time |
tA |
25 ns |
100 ns |
|
Wire cross-section, rigid min/max |
|
1-35mm2 |
|
|
Wire cross-section, flexible min/maxIndicador |
|
1-25mm2 |
|
|
Local fault indicator |
|
yes |
no |
|
Mounting type |
|
DIN rail 35mm |
|
