山西11选5走势图基本走势
  • BY7 spd has reliable voltage protection

kinds of function

 

1) T2 type pressure limiting surge protector, modular structure design.
2) can be combined many pieces, to realize all kinds of protected mode.
3) built-in overheated, over-current protection device.
4) local fault indicator, facilitate the timely replacement.
5) alarm contact, realize remote remote communication function.
6) modular structure design, easy to maintain.
7) standard 35 mm guideway design, convenient installation.

name schedul



Product parameters

rated operational voltage Uopv(V) 220 (1N50Hz)      380~690(3N50Hz)    
Maximum continuous operating voltage Ucpv(V) 275     320     385    440      550    690   
Nominal discharge current In(kA)) 20
Maximum discharge current Imax(kA)) 40
Voltage protection level Up(kV) < 1.2      < 1.5      < 1.8     < 2.0     < 2.5   < 3.0
combination method 1+0       2+0      3+0      4+0      1+1       2+1       3+1
local indiction green indicates normal state and red indicates failure.

sound and light alarm contact


capcity of connection 4~16mm2
protection class of body IP20 
material PA66
flame-retarded rating comply with UL94-V-0

connection method




Structure diagram





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山西11选5走势图基本走势
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