Three Phase MSB All Mode Surge Diverters for LPZ0A/1

Power | Main Switchboards | Commercial and Industrial
Product Line : SDN3

Three Phase MSB All Mode Surge Diverters for LPZ0A/1

For industrial and commercial main switchboards

Novaris SDN Surge Diverters provide all mode protection in a single metal enclosure with LED status displays. All SDN models are suitable for industrial and commercial main switchboards for both MEN (TN-C-S) and non-MEN installations, such as TT, TN-C, TN-S systems.

  • Type 1/2 ratings
  • Segmented redundancy
  • LED display for each surge element
  • All mode protection
  • Active remote alarm connections

Application Notes Download

SpecificationsSDN3-100-275SDN3-150-275SDN3-200-275
Nominal voltageUₒ230V / 50Hz – 60Hz
Maximum continuous voltage ACU꜀275V / 50Hz – 60Hz
L-N Maximum discharge current (8/20μs)Iₘₐₓ100kA150kA200kA
L-N Impulse current (10/350μs)Iᵢₘₚ12.5kA19kA25kA
L-N Nominal discharge current (15 x 8/20μs)Iₙ40kA60kA80kA
L-N Voltage protection level @ 3kA (8/20μs)Uₚ<800V<750V<700V
N-PE Impulse current (10/350μs)Iᵢₘₚ50kA75kA100kA
N-PE Nominal discharge current (15 x 8/20μs)Iₙ50kA100kA100kA
N-PE Voltage protection level @ 1kV/μsUₚ<1000V<1000V<1000V
Dimensions📐W 80mm X H 141mm X D 69mm
Weight📦730g870g980g
Product DatasheetPDFSDN3-100-275SDN3-150-275

SDN3-200-275
Application Note