HSA-440 Module

Article number: 27 194
  • Removable modules for surge arresters type T2+T3.
  • Ensure the equipotential bonding and reduce switching, induced and residual overvoltage in single-phase and three-phase LV power supply systems.
  • Installed at the boundaries of LPZ 1 – LPZ 3 into subsidiary switchboards and control panels.
  • Installed at the boundaries of LPZ 1 – LPZ 3 into subsidiary switchboards and control panels.
  • The products consist of varistors with big discharge ability.
  • The products consist of varistors with big discharge ability.
Test class according to EN 61643-11:2012 (IEC 61643-11:2011) T2, T3
Maximum continuous operating voltage AC UC 440 V
Maximum discharge current (8/20) Imax 40 kA
Nominal discharge current for class II test (8/20) In 15 kA
Open circuit voltage of the combination wave generator UOC 6 kV
Voltage protection level at In Up < 1.8 kV
Spare module for 27 188, 27 189, 27 540, 27 545, 27 541, 27 546, 27 542, 27 547, 27 543, 27 548, 27 544, 27 549
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Ing. Aneta Sčebelová
 +420 494 942 314