TKU2 Surge Protection Device (SPD)

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Origin:

China

Application
-TKU2 surge protection device SPD, with two thunderbolt protection chips, one normal chip and a spare chip in the module. When the normal chip comes across thunder stroke or aging deterioration, the spare chip will be put into service autom-atically, and meanwhile, send signal for alarm.
Construction and Feature
-Plug-in type function unit makes easy replacement
-On-off indicating window
-Quick response less than 25ms
Technical data
-Max.continuous working voltage(Uc): 275V/320V/385V/420V--50Hz/60Hz
-Nominal dischargecurrent(8/20) (In): 5KA 8KA 15KA 20KA
-Max.dischargecurrent(8/20)(max): 8KA 15KA 40KA 65KA
-Voltage protection level(Up): 1.0KV/1.2KV/1.5KV/1.8KV/2.0KV 
-Response time(tA): d25ns
-Operating temperature range:-40+80
-Cross-section of mounting wire: Min.1.5mm2solid wire,Max.35mm2 strand wire/25mm2solid wire
-Case material: Fire retardant reinforcement PA66,PC,PBT,fire retardant level VO
-Protection level: C,D

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