VAL-MS 230/FM – Type 2 surge arrester

Type 2 surge arrester – VAL-MS 230/FM – 2839130

Your advantages
– Quality proven millions of times over in the widest range of applications.
– Rapid installation with bridges, thanks to industry-standard overall width of 1 HP.
– Easy testing and insulation measurement, thanks to pluggable protection modules.
– Wide range of applications due to various nominal voltages.
– High degree of modularity provides individual solutions for every application.

Technical data

• Nominal voltage UN 240/415 V AC (TN)
  240/415 V AC (TT)
• Nominal frequency fN 50 Hz (60 Hz)
• Maximum continuous voltage UC 275 V AC
• Rated load current IL 80 A
• Residual current IPE ≤ 0.45 mA
• Standby power consumption PC ≤ 120 mVA
• Nominal discharge current In (8/20) µs 20 kA
• Maximum discharge current Imax (8/20) µs 40 kA
• Short-circuit current rating ISCCR 25 kA
• Voltage protection level Up ≤ 1.35 kV
• Residual voltage Ures ≤ 1.35 kV (at In)
  ≤ 1.1 kV (at 10 kA)
  ≤ 1 kV (at 5 kA)
  ≤ 0.9 kV (at 3 kA)
• TOV behavior at UT 335 V AC (5 s / withstand mode)
  440 V AC (120 min / safe failure mode)
• Response time tA ≤ 25 ns
• Max. backup fuse with V-type through wiring 80 A (gG)
• Max. backup fuse with branch wiring 125 A (gG)
• Indicator/remote signaling
• Switching function Changeover contact
• Operating voltage 5 V AC … 250 V AC
  30 V DC
• Operating current 5 mA AC … 1 A AC
  1 A DC
• Connection method Plug-in/screw connection via COMBICON
• Screw thread M2