FS-LBAS-IA1 type surge protector

Product Model FS-LBAS-IA1

Product Brand

Product Category Industrial Safety and Signal Conditioning Modules, Industrial Safety and Signal Conditioning Modules / Surge Protectors

Application Industry Power Energy, Petroleum Chemical Industry, Process Automation

For Ethernet-APL spur ports, 2-WISE compliant intrinsically safe, stainless steel housing for field device mounting, ISO 20 mm thread.

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Pepperl+Fuchs FS-LBAS-IA1 type surge protector, for Ethernet-APL spur ports, 2-WISE compliant intrinsically safe, stainless steel housing for field device mounting, ISO 20 mm thread.

For lightning and switching overvoltage protection of signal lines, power lines and fieldbus lines between hazardous areas and safe areas, DIN rail or field enclosure mounting, directly connected in series in instrument loops, DCS/PLC I/O and bus trunk/spur lines.

FS-LBAS-IA1 Surge Protector Technical Specifications
Parameter Name Technical Specifications
General specifications
Design/Installation Outdoor installation
Hazardous area installation Zone 1
Ethernet interface
Interface type Ethernet-APL auxiliary device
Electrical Data
Rated Voltage 30 V
Rated current 500 mA
Impulse withstand rating 2 kV/1 kA (category C1) per line, 5 kV/2.5 kA (category C2) per line, 0.5 kA (category D1) per line
Impulse discharge current (10/350 µs) 0.5 kA per line
Per line 2.5 kA
Total 5 kA
Maximum surge current (8/20 µs) 5 kA overstress failure mode 1 according to IEC 61643-21
Line/earth Max. 1800 V C1, 1 kA per line, max. 2100 V C2, 2.5 kA per line, max. 50 V C3, 50 A per line, max. 1400 V B2, 50 A per line
Standards compliance
Degree of protection IEC/EN 60529
Climatic conditions IEC 60721
Shock resistance EN 60068-2-27
Vibration Resistance EN 60068-2-6
Surge protection IEC 61643-21
Ethernet Ethernet-APL, IEEE 802.3 (10BASE-T1L)
Ambient Conditions
Ambient Temperature −50 … 80 °C (−58 … 176 °F)
Storage Temperature −50 … 90 °C (−58 … 194 °F)
Shock resistance 15 g 11 ms
Vibration Resistance 1 g, 10 … 150 Hz
Mechanical parameters
Wiring Type Line end APL + red, APL - black, protective conductor (PE) green/yellow
Core cross-section APL +, APL - 0.8 mm2, PE 1.3 mm2
Housing material Stainless steel 1.4401/316
Degree of protection IP67
Weight 200 g
Installation Method ISO 20 mm
Hazardous area application data
EU Type Examination Certificate TÜV 22 ATEX 8786 X
Marking 2-WISE auxiliary device
Marking ll 2 (1) G Ex ia [ia Ga] IIC T6 Gb, [exsign] ll 2 (1) D Ex ia [ia Da] lIIC T80°C Db, [exsign] l M2 (M1) Ex ia [ia Ma] l Mb, [exsign] ll 2 G Ex db eb mb IIC T6 Gb, [exsign] l M2 Ex eb mb I Mb, [exsign] lI 2 (1) G Ex db [ia Ga] IIC T6 Gb
Voltage 30 V
Current 500 mA
Internal capacitance Negligible 0 nF
Internal inductance Negligible 0 µH
Directive 2014/34/EU EN 60079-0:2018, EN 60079-7:2015+A1:2018, EN 60079-11:2012, EN 60079-18:2015, EN 60079-1:2014, IEC TS 60079-47:2021
International approvals
IECEx certification IECEx TUR 22.0017X
Certification scope Ex ia [ia Ga] IIC T6 Gb, Ex ia [ia Da] lIIC T80°C Db, Ex ia [ia Ma] l Mb, Ex db eb mb IIC T6 Gb, Ex db eb mb I Mb, Ex db [ia Ga] IIC T6 Gb
General information
Supplementary information Observe the certificates, declarations of conformity, instruction manuals and manuals within the applicable scope. For related information, see www.pepperl-fuchs.com.
  • For Ethernet-APL spur ports
  • 2-WISE compliant intrinsically safe
  • Stainless steel housing for field device installation, ISO 20 mm thread

Petrochemical Plant

Lightning and overvoltage protection for instrument signal circuits

Power Energy System

Surge protection for power and signal lines

Process Automation

Surge protection for fieldbus trunk and spur lines

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