Serviceline Industrial Sensors
Serviceline Explosion Protection

Surge Protection Barrier K-LB-1.30

  • 1-channel
  • DIN rail mount module
  • For intrinsically safe or non-intrinsically safe 30 V applications
  • Protects field or control circuit inputs
  • Max. surge current (8/20 µs) 20 kA
  • Provides 500 V DC of isolation
  • Uninterruptable operation (auto reset)

Download the complete datasheet as a PDF:

Datasheet excerpt: Technical data of K-LB-1.30

Product Description
2-wire protection
Connectionprotected area: terminals 7, 8
unprotected area: terminals 1, 2
Rated voltage≤ 30 V
Rated current≤ 250 mA
Leakage current≤ 5 µA
On-state voltage≤ 45 V
Ground insulation500 V breakdown voltage
Electrical specifications
Nominal discharge current (8/20 µs)10 kA per core, 5 kA per core (10x)
Max. surge current (8/20 µs)20 kA per core, 10 kA per core (1x)
Degree of protectionIEC 60529
Ambient conditions
Ambient temperature-30 ... 80 °C (-22 ... 176 °F) For usage in hazardous area observe EC-type examination certificate.
Mechanical specifications
Degree of protectionIP20
Massapprox. 100 g
Dimensions12.5 x 114 x 110 mm (0.5 x 4.5 x 4.3 in)
Data for application in connection with Ex-areas
EC-Type Examination CertificatePTB 00 ATEX 2176X , for additional certificates see
Group, category, type of protection, temperature classEx-Hexagon II 2(1)G Ex ia IIC T6
Directive conformity
Directive 94/9/ECEN 60079-0:2012+A11:2013 , EN 60079-11:2012
International approvals
CSA approval
Control drawing116-0187 (cCSAus)
IECEx approvalIECEx BAS 14.0010X

Documents: K-LB-1.30

ManualsLanguageFile TypeFile Size
Brief instructions Surge Protection BarriersENGPDF876 KB
Kurzanleitung ÜberspannungsschutzbarrierenGERPDF891 KB
Manual Surge Protection BarriersENGPDF1151 KB
Handbuch ÜberspannungsschutzbarrierenGERPDF2002 KB
Functional Safety ManualENGPDF481 KB

Approvals+Certificates: K-LB-1.30

Statements of complianceCertificate No.File TypeFile Size
EU-Konformitätserklärung/EU-Declaration of conformityDOC-0968PDF88 KB
Europe PTB ATEX Category (1) 2PTB 00 ATEX 2176XPDF946 KB
Canada, USA CSACoC 1128189PDF62 KB
China NEPSIGYJ 15.1343XPDF549 KB
exida Functional Safety AssessmentP+F 11-10-085 R036 V1R0PDF477 KB
Baseefa IECEx Certificate of ConformityIECEx BAS 14.0010XLINK---
Control drawings
Control Drawing CSA/Control Drawing CSA   PDF179 KB