This lightning arrester is designed according to the IEC standard. It is applied to the first-class lightning protection of the power supply system in harsh lightning area. It can be installed in 380v power distribution system.
Characteristics
(1) Modular design, good leak tightness
(2) It can be installed on 35mm electrical rail so the installation and wiring is convenient
(3) Low residual voltage, fast response, high current capacity, long life span
(4) Various specifications, easy maintenance
Applicable scope
(1) general power distribution cabinet and distribution board in building
(2) Power distribution cabinet and power distribution board outdoor
(3) Environment which needs lightning discharge record
(4) TT, TN power supply system
Technical parameters:
|
Product Name |
DK-380AC50G modular SPD |
|
Protection grade |
A class |
|
Rated voltage Un(V) |
380V |
|
Nominal discharge current In(kA) |
25kA (10/350μs) |
|
Maximum discharge current Imax(kA) |
50kA (10/350μs) |
|
Voltage protection level Up(kV) |
≤3. 0 kV(20kA 8/20μs) |
|
Max. ContinuousOperatingVoltage Uc(V) |
420V |
|
Action voltage(V) |
800DC |
|
Response Time(ns) |
< 100ns |
|
Leakage current(μA) |
≤10μA |
|
Protected mode |
L-PE, N-PE |
|
Connecting wire cross-section |
SPDConnection cable: BVR-10mm2, grounding line: BVR-25mm2 |
|
Working environment |
Temperature: -45degrees certigrade ~ +85 degrees certigrade, relative humidity < 95% |
|
Case Material |
Flame Retardant Materials |
|
Overall size(mm) |
144*90*66 |
|
Weight(kg) |
0. 9 |
|
Installation location |
Master or second power distribution box, power supply into line-side. With standard 35mm trail |
|
Warranty |
20-Year |
OEM, private label is welcomed. With more than 20 years of experience, we are confident to provide our customers the best products and service.
Product installation and application:
(1)Used in the main or second power distribution system power supply first-class lightning protection, parallel installed in the building master power distribution box into line-side, to be used in Kevin connection
(2)Applicable to TT, TN-S, TN-C, IT power supply system;
(3)Suitable for the power protection of the total distribution for the buildings screen, outdoor power distribution room (cabinet), communications base stations etc.
(4)Before the installation of this product the short-circuit protection fuse should be installed.
(5)Suitable for indoor operation, if installed in the outdoor, it is important to install the waterproof anti-corrosion shell;
(6)All wiring must be solid and reliable electrical connection;
(7)Lightning protection grounding should comply with standard requirements, grounding line should be as far as possible, short and grounding resistance should be less than 10Ω.