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What is the corrosion categories of Compact NSX, Compact NS and Masterpact NT/NW ranges.
Please find below the environmental category for each breaker
  1. NSX -->  environmental category 3C1 and 3C2 (IEC60721-3-3).
  2. Compact NS -->   environmental category 3C1 and 3C2 (IEC60721-3-3)
  3. Masterpact NW/NT --> environmental category 3C1 and 3C2 (IEC60721-3-3).
  4. Masterpact NW08-40 with corrosion protection --> environmental category 3C3 for H2S and 3C4 for SO2 (IEC60721-3-3).

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