Pepperl+Fuchs M-LB-Ex-2112.SP Surge Protection Barrier

Pepperl+Fuchs M-LB-Ex-2112.SP
Item Number: M-LB-Ex-2112.SP
  • Surge protection barrier for 2 signal lines
  • Nominal voltage 1 V DC
  • Surge protection barrier for non-grounded signal lines
  • Max. surge current (8/20 µ-s) 20 kA
  • Connection via spring terminals with push-in connection technology
  • DIN rail mountable
  • Up to SIL 3 acc. to IEC 61508
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Nominal discharge current (8/20 µs)5 kA per line (10x)
Ambient temperature-40 ... 80 В°C (-40 ... 176 В°F)
Observe the temperature range limited by derating, see section derating.
Storage temperature-40 ... 85 В°C (-40 ... 185 В°F)
Safety Integrity Level (SIL)SIL 3
Designation- insulation spacer M-LB-2800
- terminal block USLKG5
Electromagnetic compatibilityEN 61326-3-1:2017
Surge protective devices for low voltageIEC 61643-21:2000+A1:2008+A2:2012
Total discharge current (8/20 µs)20 kA (1x) , overstressed fault mode 3 acc. to IEC 61643-21
Maximum continuous operating voltage6 V DC
Impulse rating1 kV/0.5 kA (category C1)
10 kV/5 kA (category C2)
1 kA (category D1)
Connectionspring terminals , max. core cross section 1 x 2.5 mm2
Degree of protectionIP20 , after mounting of the insulation spacer
MaterialPolyamide (PA)
Impulse reset time< 500 ms
Rated current500 mA , restrictions see derating characteristics
Leakage current< 5 µA at 1 V and 25 В°C (77 В°F) , line-line
Massapprox. 32 g
Insertion loss≤ 3 dB at 0 ... 400 kHz in 100 Ω system
Functional safetyIEC/EN 61508:2010
Relative humiditymax. 95 % , without condensation
Voltage protection levelmax. 12 V line-line for nominal discharge current In
max. 1400 V line-earth for nominal discharge current In
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
Series resistance≤ 3 Ω per line
Connectionprotected area: terminals 4, 5
unprotected area: terminals 2, 3
shielding/grounding: terminal 1 (optional)
Dimensions6.2 x 72.4 x 93 mm
Number of protected signal lines2
EU-type examination certificateKIWA 19 ATEX 0003 X
Supplementary informationObserve the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.
Impulse discharge current (10/350 µs)1 kA per line (2x)
Nominal voltage1 V DC
Topologynon-grounded
Degree of protectionIEC 60529:2013

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