Data sheet Weidmller Interface GmbH & Co. KG ZDK 2.5 Klingenbergstrae 26 D-32758 Detmold Germany www.weidmueller.com Product image Spring connection with tension clamp Technology Tension clamp technology is a universal contact system for all common conductor connection types. Its fantastic level of flexibility makes the tension clamp a profitable alternative connection. General ordering data Version Feed-through terminal, Double-tier terminal, Tension-clamp connection, 2.5 mm, 500 V, 20 A, beige Order No. 1674300000 Type ZDK 2.5 GTIN (EAN) 4008190444884 Qty. 50 pc(s). Creation date January 13, 2022 7:04:25 AM CET Catalogue status 17.12.2021 / We reserve the right to make technical changes. 1Data sheet Weidmller Interface GmbH & Co. KG ZDK 2.5 Klingenbergstrae 26 D-32758 Detmold Germany www.weidmueller.com Technical data Dimensions and weights Depth 53 mm Depth (inches) 2.087 inch Depth including DIN rail 54 mm Height 79.5 mm Height (inches) 3.13 inch Width 5.1 mm Width (inches) 0.201 inch Net weight 9.612 g Temperatures Storage temperature Operating temperature range For operating temperature range see EC Design Test Certificate / IEC Ex- -25 C...55 C Certificate of Conformity Continuous operating temp., min. -50 Continuous operating temp., max. 120 Material data Material Wemid Colour beige UL 94 flammability rating V-0 Rating data IECEx/ATEX Certificate No. (ATEX) DEMKO16ATEX1729U Certificate No. (IECEX) IECEXULD16.0025U Max. voltage (ATEX) 440 V Current (ATEX) 20 A Wire cross section max. (ATEX) 2.5 mm Max. voltage (IECEX) 440 V Current (IECEX) 20 A Wire cross section max. (IECEX) 2.5 mm Operating temperature range For operating temperature Marking EN 60079-7 range see EC Design Test Certificate / IEC Ex- Certificate of Conformity Ex eb II C Gb Ex 2014/34/EU label II 2 G D System specifications Version Tension-clamp connection, End cover plate required for plug-in cross-connector, One end without connector Yes Number of levels 2 Number of clamping points per level 2 Levels cross-connected internally No PE connection No Rail TS 35 Additional technical data Explosion-tested version Yes Number of similar terminals 1 Open sides right Type of mounting Snap-on CSA rating data Certificate No. (CSA) Conductor size Factory wiring max. 80053378-200039 (CSA) 12 AWG Conductor size Factory wiring min. (CSA)26 AWG Conductor size Field wiring max. (CSA) 12 AWG Conductor size Field wiring min. (CSA) 26 AWG Current size C (CSA) 25 V Current size D (CSA) 10 A Voltage size C (CSA) 300 V Voltage size D (CSA) 300 V Wire cross section max. (CSA) 12 AWG Wire cross section min. (CSA) 26 AWG Creation date January 13, 2022 7:04:25 AM CET Catalogue status 17.12.2021 / We reserve the right to make technical changes. 2