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Pepperl Fuchs M-LB-2.255.T3.D

MPN: M-LB-2.255.T3.D · Brand: Pepperl Fuchs
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12-month warranty (new) · 3-month (used/refurbished)
30-day returns, no restocking fee on unused parts
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Quick facts

AvailabilityConfirmed on request
CategoryDevices for Supply Line Protection
Lifecycleactive
Warranty12-month (new) · 3-month (used/refurbished)

Shipping & availability

When can M-LB-2.255.T3.D be shipped?

M-LB-2.255.T3.D is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up M-LB-2.255.T3.D in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for M-LB-2.255.T3.D and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for M-LB-2.255.T3.D, subject to availability and destination.

Surge Protection Barrier. Surge protection for 2 supply lines, Type 3 acc. to EN 61643-11, Nominal voltage 230 V AC, Pre-wired unit, Operating state and fault indication of every protected line, Fault indication output, DIN rail mountable, Device type: type 3 acc. to EN 61643-11:2013<br>class III acc. to IEC 61643-1:2011, Number of protected supply lines: 2. Device type: type 3 acc. to EN 61643-11:2013class III acc. to IEC 61643-1:2011. Number of protected supply lines: 2. Suitable components: protection module M-LB-2.255.T3.M. Nominal voltage: 230 V AC, 50 ... 60 Hz. Maximum continuous operating voltage: 255 V AC, 50 ... 60 Hz 255 V DC. Temporary over-voltage: 335 V/5 s (TOV withstand) (L-N)400 V/5 s (TOV withstand) (L/N-PE)1200 V+Ucs/200 ms (TOV safe failure) (L+N-PE) 5 s (TOV withstand). Nominal load current: 25 A. Nominal discharge current (8/20 µs): 3 kA. Max. surge current (8/20 µs): 5 kA. Voltage protection level: max. 1.25 kV (L-N) max. 1.5 kV (L/N-PE). Reaction time: max. 25 ns (L-N) max. 100 ns (L/N-PE). Short-circuit-proof: 6 kA eff at max. mains-side overcurrent protection. Overcurrent protection: max. 25 A gL/gG (B 25 A) , mains-side. Connection: terminals 11, 12, 14. Output: volt-free change-over contact. Switch power: AC: 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. Display elements: status display operating state (green)fault indication (red). Low voltage: . Directive 2014/35/EUEN 61643-11:2012: . Directive 2014/35/EU: EN 61643-11:2012. Degree of protection: IEC 60529:2013. Shock resistance: EN 60068-2:2010. Vibration resistance: EN 60068-2:2010. Installation conditions: . Mounting locationindoor: . Mounting location: indoor. Ambient temperature: -40 ... 80 °C (-40 ... 176 °F). Relative humidity: 5 ... 95 %. Degree of protection: IP20. Core cross section: - min. 0.5 mm2 solid/flexible- max. 4 mm2 stranded/2.5 mm2 flexible. Material: . Housingthermoplastic, color grey , UL 94 V-0: . Housing: thermoplastic, color grey , UL 94 V-0. Mass: approx. 120 g. Dimensions: 18 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. Mounting: on 35 mm DIN mounting rail acc. to EN 60715:2001. Certificate: TÜV 22 ATEX 8932 X. Marking II 3G Ex ec IIC T4 Gc: . Marking: II 3G Ex ec IIC T4 Gc. Directive conformity: . Directive 2014/34/EUEN IEC 60079-0:2018 , EN IEC 60079-7:2015+A1:2018: . Directive 2014/34/EU: EN IEC 60079-0:2018 , EN IEC 60079-7:2015+A1:2018. UL approval: E346845. IECEx approval: . IECEx certificateIECEx TUR 22.0082XIECEx markingEx ec IIC T4 Gc: . IECEx certificate: IECEx TUR 22.0082X. IECEx marking: Ex ec IIC T4 Gc. Supplementary information: Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.

Specifications

General specifications

Device typetype 3 acc. to EN 61643-11:2013class III acc. to IEC 61643-1:2011
Number of protected supply lines2
Suitable componentsprotection module M-LB-2.255.T3.M

Electrical specifications

Nominal voltage230 V AC, 50 ... 60 Hz UN
Maximum continuous operating voltage255 V AC, 50 ... 60 Hz 255 V DC Uc
Temporary over-voltage335 V/5 s (TOV withstand) (L-N)400 V/5 s (TOV withstand) (L/N-PE)1200 V+Ucs/200 ms (TOV safe failure) (L+N-PE) 5 s (TOV withstand) Ut
Nominal load current25 A IL
Nominal discharge current (8/20 µs)3 kA In
Max. surge current (8/20 µs)5 kA Imax
Voltage protection levelmax. 1.25 kV (L-N) max. 1.5 kV (L/N-PE) Up
Reaction timemax. 25 ns (L-N) max. 100 ns (L/N-PE) tA
Short-circuit-proof6 kA eff at max. mains-side overcurrent protection
Overcurrent protectionmax. 25 A gL/gG (B 25 A) , 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 Directive 2014/35/EU
Directive 2014/35/EUEN 61643-11:2012

Conformity

Degree of protectionIEC 60529:2013
Shock resistanceEN 60068-2:2010
Vibration resistanceEN 60068-2:2010

Operating conditions

Installation conditions
Mounting locationindoor Mounting location
Mounting locationindoor

Ambient conditions

Ambient temperature-40 ... 80 °C (-40 ... 176 °F)
Relative humidity5 ... 95 %

Mechanical specifications

Degree of protectionIP20
Core cross section- min. 0.5 mm2 solid/flexible- max. 4 mm2 stranded/2.5 mm2 flexible
Material
Housingthermoplastic, color grey , UL 94 V-0 Housing
Housingthermoplastic, color grey , UL 94 V-0
Massapprox. 120 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
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001

Data for application in connection with hazardous areas

CertificateTÜV 22 ATEX 8932 X
Marking II 3G Ex ec IIC T4 Gc Marking
MarkingII 3G Ex ec IIC T4 Gc
Directive conformity
Directive 2014/34/EUEN IEC 60079-0:2018 , EN IEC 60079-7:2015+A1:2018 Directive 2014/34/EU
Directive 2014/34/EUEN IEC 60079-0:2018 , EN IEC 60079-7:2015+A1:2018

International approvals

UL approvalE346845
IECEx approval
IECEx certificateIECEx TUR 22.0082XIECEx markingEx ec IIC T4 Gc IECEx certificate
IECEx certificateIECEx TUR 22.0082X
IECEx markingEx ec IIC T4 Gc

General information

Supplementary informationObserve the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.
12-month warrantyon all new stock
3-month warrantyon used & refurbished parts
30-day returnsno restocking fee on unused parts
Global shippingFast, tracked delivery worldwide

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