Single Phase Spark Gap Arresters for LPZ0A/1

Power | Main Switchboards | Commercial and Industrial (Highly Exposed)
Product Line : SG1

Single Phase Spark Gap Arresters for LPZ0A/1

For highly exposed LV transmission lines

Novaris single phase spark gap surge diverters offer a high level of protection against direct strike surges. They are recommended for point of entry in highly exposed locations where protection against direct strikes is necessary, typically where there may be long runs of highly exposed LV transmission line.

  • Type 1 rating
  • Health status indicator
  • Fully encapsulated
  • Passive alarm with remote alarm connections

Application Notes Download

SpecificationsSG1-50-275SG1-50-275-NSGN-100-255
Nominal voltageUₒ230V / 50Hz – 60Hz
Maximum continuous voltage ACU꜀275V / 50Hz – 60Hz
L-N Maximum discharge current (8/20μs)Iₘₐₓ150kA150kA–
L-N Impulse current (10/350μs)Iᵢₘₚ50kA50kA–
L-N Nominal discharge current (15 x 8/20μs)Iₙ50kA50kA–
L-N Voltage protection level @ 3kA (8/20μs)Uₚ<1300V<1300V–
N-PE Impulse current (10/350μs)Iᵢₘₚ–100kA100kA
N-PE Nominal discharge current (15 x 8/20μs)Iₙ–100kA100kA
N-PE Voltage protection level @ InUₚ–<1500V<1500V
Dimensions📐W 36mm X H 67mm X D 91mmW 72mm X H 67mm X D 91mmW 36mm X H 67mm X D 91mm
Weight📦230g500g230g
Product DatasheetPDFSG1-50-275SG1-50-275-NSGN-100-255
Application Note