TRS9-B80

Type 2 AC Surge Protective Device TRS9-B80

Main Features

  • Nominal discharge current (8/20μs) In: 40kA
  • Maximum discharge current (8/20μs) Imax: 80kA
  • Network Systems: TN-S, TT, TN-C-S
  • Mode of Protection: L-PE, N-PE
  • IEC/EN Category: Class II / Type 2
  • Protective Elements: High Energy MOV
  • Housing: Pluggable design
  • Application: Sub-Distribution Board
  • Compliance: EN 61643-11:2012, IEC 61643-11:2011/T2

CE certification ISO certification RoHS certification

The TRS9-B80 is a high-performance Type 2 surge protective device engineered for sub-distribution boards that require dependable medium-capacity surge suppression.
Utilizing advanced MOV technology, it provides 40 kA nominal and 80 kA maximum discharge capability, delivering solid protection against switching transients and indirect lightning surges commonly found in commercial and residential networks.

Its pluggable cartridge design ensures quick replacement without disturbing the wiring, while the integrated fault indicator offers clear visual monitoring.
Compact, durable, and responsive, the TRS9-B80 is ideal for installations needing reliable protection without excessive surge demands.

Applications

Sub-distribution panels in residential or small commercial buildings
Protection of lighting circuits, office electronics, and auxiliary equipment
Facilities with moderate exposure to surge events
Supplementary SPD stage in coordinated protection systems
Installations requiring easy cartridge replacement for maintenance efficiency

Parameter/Type TRS9-B80 TRS9-B100 TRS9-B120 TRS9-B150
Nominal volatge (Un) 380 V AC
Maximum operating voltage (Uc) 385 V AC
Nominal discharge current (8/20μs)( In) 40 kA 60 kA 80 kA 100 kA
Maximum discharge current (8/20μs) (Imax) 80 kA 100 kA 120 kA 150 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 indication red indication field
Remote indication potential-free change-over contact
Remote indication contacts 250 V / 0,5 A AC, 250 V / 0,1 A DC
Cross-section of remote indication conductors 1,5 mm
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 / T2
Remarks Other Uc can be customized.(420V AC, 275V AC, 320V AC, etc.)

TRS9 Dimension

TRS9 Circuit Diagram

Installation Instruction AC SPD TRS9 Installation Instruction AC SPD TRS9

Rotate the 3D model to inspect the surge protective device from different angles. For detailed technical specifications, electrical ratings and installation information, please refer to the other tabs.

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THOR Electric exhibiting IEC certified surge protection devices at EXPO Peru Industrial 2026
THOR Electric exhibiting IEC certified surge protection devices at EXPO Peru Industrial 2026