Serviceline Industrial Sensors
Serviceline Explosion Protection

Surge Protection Barrier M-LB-1.275.D

M-LB-1.275.D
  • Surge protection for 1 supply line
  • Type 2 acc. to EN 61643-11
  • For 230 V
  • Pre-wired unit
  • Operating state and fault indication of every protected line
  • Fault indication output
  • DIN rail mountable

Please note: All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

Download the complete datasheet as a PDF:


Datasheet excerpt: Technical data of  M-LB-1.275.D

General specifications
Device typetype 2 acc. to EN 61643-11
class II acc. to IEC 61643-1
Number of protected supply lines1
Suitable componentsprotection module M-LB-1.275.M
Electrical specifications
Nominal voltage230 V AC, 50 ... 60 Hz
Maximum continuous operating voltage275 V AC, 50 ... 60 Hz
350 V DC
Temporary over-voltage335 V / 5 s (TOV withstand)
Nominal discharge current (8/20 µs)20 kA
Max. surge current (8/20 µs)40 kA
Voltage protection levelmax. 1.25 kV
max. 1 kV at 5 kA
Reaction timemax. 25 ns
Short-circuit-proof50 kA eff
Overcurrent protectionmax. 125 A gG , mains-side
Fault indication output
Connectionterminals 11, 12, 14
Outputvolt-free change-over contact
Switch powerAC: 250 V / 0.5 A
DC: 250 V/0.1 A; 125 V/0.2 A; 75 V/0.5 A; 24 V/0.5 A
Indicators/settings
Display elementsstatus display
operating state (green)
fault indication (red)
Directive conformity
Low voltage
Directive 2014/35/EUEN 61643-11:2012
Conformity
Degree of protectionIEC 60529
Shock resistanceEN 60068-2
Vibration resistanceEN 60068-2
Ambient conditions
Ambient temperature-40 ... 80 °C (-40 ... 176 °F)
Relative humidity5 ... 95 %
Mechanical specifications
Degree of protectionIP20
Core cross section- min. 1.5 mm2 solid/flexible
- max. 35 mm2 stranded/25 mm2 flexible
- max. 1.5 mm2 solid/flexible (for remote signalling contact)
Material
Housingthermoplastic, color grey , UL 94 V-0
Massapprox. 240 g
Dimensions18 x 90 x 72 mm (0.7 x 3.6 x 2.8 inch) (W x H x D) , 1 TE acc. to DIN 43880
Height90 mm
Width18 mm
Depth72 mm
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
General information
Supplementary informationObserve the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.

Classifications

SystemClasscode
ECLASS 13.027171202
ECLASS 12.027171202
ECLASS 11.027130805
ECLASS 10.0.127130805
ECLASS 9.027130805
ECLASS 8.027130805
ECLASS 5.127130801
ETIM 9.0EC000941
ETIM 8.0EC000941
ETIM 7.0EC000941
ETIM 6.0EC000941
ETIM 5.0EC000941
UNSPSC 12.139121610

Details: M-LB-1.275.D

Function

This device is a modular surge protection barrier (type 2 acc. to EN 61643-11) with error message output (floating changeover contact).

The complete device consists of a base module and plug-in protection modules and is ready for installation.

Every protection module is locked in the base module and can be changed without tools via release buttons.

Product Documentation: M-LB-1.275.D

Language Selection:
Brief InstructionsLanguageFile TypeFile Size
Instruction leaflet / BeipackzettelALLPDF2712 KB

Approvals: M-LB-1.275.D

Language Selection:
CertificatesCert No.LanguageFile TypeFile Size
Europe DEKRA Surge Protective DeviceKEMA 2179748.02ALLPDF221 KB
USA UL Surge Protective Device ULE346845 UL (VZCA2)ALLPDF235 KB
Declaration of Conformity
EU Declaration of Conformity (P+F) / EU-Konformitäterklärung (P+F)DOC-0925AALLPDF67 KB