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- LED street light lightning protection device
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Description
一、Scope of application
Lefedi Surge Protector is a single-phase AC power supply dedicated to LED lighting systems, usually installed on the circuit board or in the power box. The LED surge protector uses the combined protection technology of GDT discharge tube and varistor to reliably protect the LED lighting system from lightning surges and overvoltage damage.
二、Product description
LFD-20D AC power supply lightning protection device is professionally used for lightning protection of LED street lamp equipment. This component has good lightning protection performance, safety performance and special structural requirements, and can meet the lightning protection requirements of LED power supply systems.
三、Performance characteristics
· Large flow capacity, low residual pressure, fast response time;
· Leakage current and rate of change are small;
· Use special impact fuse, with high reliability;
· Advanced structure, simple installation and convenient maintenance;
· The core components adopt internationally renowned brands with excellent performance and stable and reliable work;
· Exquisite craftsmanship, able to work for a long time in harsh environments such as acid, alkali, dust, salt spray and humidity;
· Waterproof and explosion-proof can be realized;
· The connection line can be adjusted according to customer needs.
四、Technical Parameters
model | LFD-20D |
Nominal working voltage Un | 220VAC |
Maximum continuous working voltage Uc | 275VAC |
Nominal discharge current | 5KA |
(In 8/20μs) | |
Maximum discharge voltage | 10KA |
(Imax 8/20μs) | |
Protection mode | L-PE,N-PE,L-N |
Protection level Up | ≤1.2KV |
(8/20μs In) | |
Response time | ≤25ns |
Dimensions | 70*40*16mm(Excluding lead wires-red, blue, yellow and green and mounting holes) |
Enclosure rating | IP65 |
shell material | Flame retardant plastic |
working environment | Ambient temperature: -40℃~+85℃; relative humidity: ≤95% (25℃); altitude ≤3km |
Note: Product specifications may be updated from time to time, please consult Rex for details. |
五、安装示意图