+27(0)11 457 1600/+27(0)861 966323 info@woodbeam.co.za

Delta 1S27 Arc Fault Relay

The 1S27 is a two zone arc flash protective relay for two zones and for use with up to 4 point sensors and optionally and additional fibre optic linear sensor. The compact size and flexible installation choices, DIN rail or flush mount, make the 1S27 ideal for retrofit in existing installations and the perfect solution for new switchboards.

Categories: ,


High speed arc fault protection for metal clad air Insulated switchgear utilizing optical sensors.

  • Less than 5ms arc detection and tripping time
  • Four (4) point sensor inputs
  • Optional linear sensor input
  • Surface or rail mount
  • Flush panel or rack mount
  • Made in Australia


There are no reviews yet.

Be the first to review “Delta 1S27 Arc Fault Relay”

Your email address will not be published. Required fields are marked *