AC SPD T1 TRS-A25

TRS-A Series SPD

SPD type 1-surge arrester, Graphite gapVisual fault signalling

Graphite gap surge arrester
Installtion to main distribution boards
For protection against impact of direct or indirect lightning strikes in wide range of applications-houses, office and industrial buildings

Parameter/Type	TRS-A15	TRS-A25	TRS-A50
Nominal volatge U_n	230 V AC
Maximum operating voltage U_c	275 V AC
Lightning impulse current (10/350 μs) I_imp	15 kA	25 kA	50 kA
Voltage protection level U_p	≤ 2,0 kV	≤ 2,2 kV	≤ 2,5 kV
Insulation resistance group	> 100 mΩ
Response time	<100ns
Cross-section of connected conductors solid (min/max)	16 mm² / 35 mm²
Cross-section of connected conductors stranded (min/max)	16 mm² / 35 mm²
Fault indication	—
Degree of protection	IP20
Range of operating temperatures (min/max)	-40℃~+70℃
Humidity range	5%~95%
Mounting	DIN rail 35 mm
According to standard	EN 61643-11:2012, IEC 61643-11:2011 / T1
Remarks	Other Uc can be customized.(420V AC, 385V AC, 320V AC, etc.)