Product catalogue Terminals Screwing technology W-series modular terminals Modular feed-through terminals W- Standard 4 mm General ordering data Order No. 1020180000 Part designation WDU 4 BL Version Feed-through terminal, 4 mm, Screw connection, Wemid, blue, TS 35 EAN 4008190185237 Qty. 100 pc(s). Product notes Note, accessories Socket and test plug, see sectionW Series accessorie. Shielding rail LS 2.8 1056400000. Product description Their small size compared to the respective rated cross-section makes the modular terminals with the compact design very popular. Function PT OKIECEx/ATEX rating data EU-type examination certificate KEMA98ATEX1683U Download, German KEMA98ATEX1683U d.pdf Download English KEMA98ATEX1683U e.pdf IECEx Certificate of Conformity IECEXULD05.0008U Download IECEXULD05.0008U e.pdf ATEX voltage 690 V ATEX current 28 A ATEX conductor cross-section 4 mm IECEx voltage 690 V IECEx current 28 A IECEx conductor cross-section 4 mm Voltage when using cross-connections CrossConnectionGuide.pdf Operating temperature range For operating temperature range see EC Design Test Certificate / IEC Ex-Certificate of Conformity Marking EN 60079-7 Ex e II Marking ATEX Directive 94/9/EC Ex II 2 G D - 1 -Product catalogue Terminals Screwing technology W-series modular terminals Modular feed-through terminals W- Standard 4 mm 2 clampable conductors (H05V/H07V) with equal cross-section (rated connection) Solid, min. 0.5 mm Solid, max. 2.5 mm Flexible, min. 0.5 mm Flexible, max. 1.5 mm Flexible with ferrule, min. (DIN 46228 pt 1) 0.5 mm Flexible with ferrule, max. (DIN 46228 pt 1) 1.5 mm Additional technical data Colour of insulating material blue Connection direction on side End plate required Yes Explosion-tested versionEx Yes Installation advice TS 35 Insulating material Wemid Levels cross-connected internally No No. of identical terminals 1 No. of levels 1 No. of terminal strips per level 2 Open sides right Operating temperature range - 50 C, + 120 C Product family W-Series Type of connection Screwed Type of mounting Snap-on UL 94 flammability rating of insulation material V-0 Version Feed-through terminal CSA rating data Voltage (CSA) 600 V CSA current 35 A Min. cross-section (CSA) AWG 26 Max. cross-section (CSA) AWG 10 Conductors for clamping (rated connection) Clamping range, min. 0.13 mm Clamping range, max. 6 mm Type of connection Screw connection 2nd type of connection screwed Connection direction on side No. of connections 2 Stripping length 10 mm Clamping screw M 3 Blade size 0.6 x 3.5 mm Tightening torque range 0.5...1.0 Nm Torque level with DMS electric screwdriver 2 Gauge to IEC 60947-1 A4 Solid, min. 0.5 mm Solid, max. 6 mm Stranded, min. 1.5 mm Stranded, max. 6 mm Flexible, min. 0.5 mm - 2 -