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Explosion Protection

Zener Barrier Z755

Z755
  • 2-channel
  • DC version, positive polarity
  • Working voltage 0.9 V at 1 µA
  • Series resistance max. 18.18 Ω
  • Fuse rating 250 mA
  • 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  Z755

General specifications
TypeDC version, positive polarity
Electrical specifications
Nominal resistance10 Ω
Series resistancemax. 18.18 Ω
Fuse rating250 mA
Hazardous area connection
Connectionterminals 1, 2; 3, 4
Safe area connection
Connectionterminals 5, 6; 7, 8
Working voltage
Supply loopmax. 4.4 V
Measurement loopmax. 0.9 V at 1 µA
Conformity
Degree of protectionIEC 60529
Ambient conditions
Ambient temperature-20 ... 60 °C (-4 ... 140 °F)
Storage temperature-25 ... 70 °C (-13 ... 158 °F)
Relative humiditymax. 75 % , without condensation
Mechanical specifications
Degree of protectionIP20
Connectionscrew terminals
Core cross sectionmax. 2 x 2.5 ... mm2
Massapprox. 150 g
Dimensions12.5 x 115 x 116 mm (0.5 x 4.5 x 4.6 inch) (W x H x D)
Height115 mm
Width12.5 mm
Depth116 mm
Construction typemodular terminal housing , see system description
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
Data for application in connection with hazardous areas
EU-type examination certificateBAS 01 ATEX 7005
MarkingEx-Hexagon II (1)GD, I (M1) [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I
Voltage4.94 V
Current504 mA
Power620 mW
Supply
Maximum safe voltage250 V
Series resistancemin. 9.8 Ω
CertificateTÜV 99 ATEX 1484 X
MarkingEx-Hexagon II 3G Ex nA IIC T4 Gc
Directive conformity
Directive 2014/34/EUEN IEC 60079-0:2018+AC:2020 , EN 60079-11:2012 , EN 60079-15:2010
International approvals
FM approval
Control drawing116-0118
UL approval
Control drawing116-0139 (cULus)
IECEx approval
IECEx certificateIECEx BAS 09.0142
IECEx BAS 17.0091X
IECEx marking[Ex ia Ga] IIC , [Ex ia Da] IIIC , [Ex ia Ma] I
Ex 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.

Classifications

SystemClasscode
ECLASS 13.027211016
ECLASS 12.027211016
ECLASS 11.027211016
ECLASS 10.0.127219001
ECLASS 9.027219001
ECLASS 8.027219001
ECLASS 5.127210702
ETIM 9.0EC001485
ETIM 8.0EC001485
ETIM 7.0EC001485
ETIM 6.0EC001485
ETIM 5.0EC002653
UNSPSC 12.139121018

Details: Z755

Function

The Zener Barrier prevents the transfer of unacceptably high energy from the safe area into the hazardous area.

The zener diodes in the Zener Barrier are connected in the reverse direction. The breakdown voltage of the diodes is not exceeded in normal operation. If this voltage is exceeded, due to a fault in the safe area, the diodes start to conduct, causing the fuse to blow. The Zener Barrier has a positive polarity, i. e. the anodes of the zener diodes are grounded.

Depending on the application, increased or decreased intrinsic safety parameters apply for serial or parallel connection. For the detailed parameters refer to the Zener Barrier certificate. Application examples can be found in the system description of the Zener Barriers.

Product Documentation: Z755

Language Selection:
Safety and Security DocumentationLanguageFile TypeFile Size
Instruction manualENGPDF233 KB
Functional Safety ManualENGPDF1972 KB
Manuals
System ManualENGPDF1203 KB

Design / Simulation: Z755

Language Selection:
CADLanguageFile TypeFile Size
CAD 3-D / CAD 3-DALLSTP951 KB
CAD Portal / CAD PortalALLLINK---
CAE
EPLAN macros Z-System devices (EMA) / EPLAN-Makros Geräte Z-System (EMA)ALLZIP2338 KB

Approvals: Z755

Language Selection:
CertificatesCert No.LanguageFile TypeFile Size
Baseefa IECEx Certificate of ConformityIECEx BAS 17.0091XALLLINK---
Baseefa IECEx Certificate of ConformityIECEx BAS 09.0142ALLLINK---
Brasil TUV Rheinland BrazilTÜV 14.0362ALLPDF1465 KB
China SITIIAS CCC Ex Certificate2020322316002775 (Bintan)ALLPDF21091 KB
DNV MarineTAA00001WXALLPDF106 KB
Europe Baseefa Group I (M1) ATEX Category (1) GDBAS 01 ATEX 7005ALLPDF8525 KB
Europe TUV Nord II 3 G ATEX Category 3 GTÜV 99 ATEX 1484XALLPDF1460 KB
India PESO (India) CCOEA/P/HQ/KA/104/6091 (P576843)ALLPDF105 KB
Korea KOSHA09-AV4BO-0228/0229/0230ALLPDF717 KB
Korea KOSHA14-AV4BO-0610ALLPDF285 KB
SIMTARS IECEx Certificate of ConformityIECEx SIM 06.0012XALLLINK---
South Africa MASCMASC MS/17-0887ALLPDF799 KB
USA Canada UL Hazardous Location Certificate of Compliance cULus UL E106378CoC 20190321 - E106378 RepRef 19960425ALLPDF252 KB
USA FMFM 17 US 0370ALLPDF416 KB
USA ULE106378 UL (QUZW)ALLLINK---
Worldwide Pepperl+Fuchs Functional Safety AssessmentCERT-5207ALLPDF575 KB
Control Drawings
Control drawing UL / Control drawing UL   ALLPDF170 KB
Control drawing FM / Control drawing FM   ALLPDF167 KB
Declaration of Conformity
EU Declaration of Conformity (P+F)TDOC-0060EENGENGPDF197 KB
UK Declaration of Conformity (P+F) / UK-Konformitäterklärung (P+F)DOC-5844ALLPDF98 KB

Associated Products: Z755

Matching System Components
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Accessory Zener Barriers, Accessory Surge Protection, For individual grounding through insulated mountingpa
Accessory Zener Barriers, Accessory Surge Protection, For individual grounding through insulated mounting, Packaging unit: 10 piecespa
Accessory Zener Barriers, For individual grounding through insulated mounting, Packaging unit: 10 piecespa
Accessory Zener Barriers, For equipotential bonding via the standard railpa
Accessory Zener Barriers, For individual grounding through insulated mountingpa
Accessory Zener Barriers, For individual grounding through insulated mounting, Packaging unit: 1 piecepa
Accessory Zener Barriers, Accessory Surge Protection, For individual grounding through insulated mountingpa
Accessory Zener Barriers, Accessory Surge Protection, For equipotential bonding via DIN mounting railpa
General Notes Relating to Pepperl+Fuchs Product Information

Pepperl+Fuchs Asia Pte. Ltd.
P+F Building
18 Ayer Rajah Crescent
Singapore 139942
Singapore
sales@sg.pepperl-fuchs.com
phone +65 6779 9091

© 2024 All Rights Reserved.

Pepperl+Fuchs is a leading developer and manufacturer of electronic sensors and components for the global automation market. Continuous innovation, enduring quality, and steady growth have been the foundation of our success for more than 70 years. Pepperl+Fuchs employs 6,300 people worldwide and has manufacturing facilities in Germany, USA, Singapore, Hungary, Indonesia and Vietnam, most of them ISO 9001 certified.