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TRS7 Series SPD

SPD type 2-surge arrester, MOV
Pluggable module, visual fault signalling
  • Varistor surge arrester
  • Installtion to sub-distribution boards (Imax: 80 kA) or Main distribution boards ( Imax: 100 kA/120 kA/ 150 kA)
  • For protection of installations and equipmentsagaint impact of induced overvolatge during alightning strike or switching overvolatges
  • Optional remote fault signalling(S)
Catalogue-Surge Protective Devices
Nominal volatge Un380 V AC
Maximum operating voltage Uc385 V AC
Nominal discharge current (8/20μs) In40 kA60 kA80 kA100 kA
Maximum discharge current (8/20μs) Imax80 kA100 kA120 kA150 kA
Voltage protection level Up≤ 2,4 kV≤ 2,5 kV≤ 3,0 kV≤ 3,5 kV
Response time ta< 25ns
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 indicationred indication field
Remote indicationpotential-free change-over contact
Remote indication contacts250 V / 0,5 A AC, 250 V / 0,1 A DC
Cross-section of remote indication conductors1,5 mm
Degree of protectionIP20
Range of operating temperatures (min/max)-40℃~+70℃
Humidity range5%~95%
MountingDIN rail 35 mm
According to standardEN 61643-11:2012, IEC 61643-11:2011 / T2
RemarksOther Uc can be customized.(420V AC, 275V AC, 320V AC, etc.)