Properties
| Version | Feed-through terminal, Double-tier terminal, Tension-clamp connection, 2.5 mm², 500 V, 20 A, brown |
| Order No. | 1799790000 |
| Type | ZDK 2.5V BR |
| GTIN (EAN) | 4032248251841 |
| Qty. | 50 items |
| 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 | 10.07 g |
| Storage temperature | -25 °C...55 °C |
| Operating temperature range | For operating temperature range see EC Design Test Certificate / IEC Ex-Certificate of Conformity |
| Continuous operating temp., min. | -60 °C |
| Continuous operating temp., max. | 130 °C |
| RoHS Compliance Status | Compliant without exemption |
| REACH SVHC | No SVHC above 0.1 wt% |
| Material | Wemid |
| Colour | brown |
| UL 94 flammability rating | V-0 |
| 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 mm² |
| Max. voltage (IECEX) | 440 V |
| Current (IECEX) | 20 A |
| Wire cross section max. (IECEX) | 2.5 mm² |
| Operating temperature range | For operating temperature range see EC Design Test Certificate / IEC Ex-Certificate of Conformity |
| Marking EN 60079-7 | Ex eb II C Gb |
| Ex 2014/34/EU label | II 2 G D |
| Version |
Tension-clamp connection
Vertically cross-connected for plug-in cross-connector One end without connector |
| End cover plate required | Yes |
| Number of potentials | 1 |
| Number of levels | 2 |
| Number of clamping points per level | 2 |
| Levels cross-connected internally | No |
| PE connection | No |
| Rail | TS 35 |
| Explosion-tested version | Yes |
| Number of similar terminals | 1 |
| Open sides | right |
| Type of mounting | Snap-on |
| Connection type, additional connection | Tension-clamp connection |
| Blade size | 0.6 x 3.5 mm |
| Clamping range, max. | 2.5 mm² |
| Clamping range, min. | 0.05 mm² |
| Connection cross-section, stranded, max. | 2.5 mm² |
| Connection cross-section, stranded, min. | 0.5 mm² |
| Connection direction | top |
| Gauge to IEC 60947-1 | A2 |
| Number of connections | 4 |
| Stripping length | 10 mm |
| Type of connection | Tension-clamp connection |
| Type of connection 2 | Tension-clamp connection |
| Wire connection cross section AWG, max. | AWG 14 |
| Wire connection cross section AWG, min. | AWG 24 |
| Wire connection cross section, finely stranded, max. | 2.5 mm² |
| Wire connection cross section, finely stranded, min. | 0.5 mm² |
| Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/1, max. | 2.5 mm² |
| Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/1, min. | 0.5 mm² |
| Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4, max. | 2.5 mm² |
| Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4, min. | 0.5 mm² |
| Wire connection cross-section, solid core, max. | 2.5 mm² |
| Wire connection cross-section, solid core, min. | 0.5 mm² |
| Certificate No. (CSA) | 80053378-200039 |
| Conductor size Factory wiring max. (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 |
| TS 35 offset | 39 mm |
| Rail | TS 35 |
| Standards | IEC 60947-7-1 |
| Wire connection cross section AWG, max. | AWG 14 |
| Wire connection cross section AWG, min. | AWG 24 |
| Rated cross-section | 2.5 mm² |
| Rated voltage | 500 V |
| Rated DC voltage | 500 V |
| Rated current | 20 A |
| Current at maximum wires | 20 A |
| Standards | IEC 60947-7-1 |
| Volume resistance according to IEC 60947-7-x | 1.33 mΩ |
| Rated impulse withstand voltage | 6 kV |
| Power loss in accordance with IEC 60947-7-x | 0.77 W |
| Pollution severity | 3 |
| Certificate No. (UR) | E60693 |
| Conductor size Factory wiring max. (UR) | 14 AWG |
| Conductor size Factory wiring min. (UR) | 26 AWG |
| Conductor size Field wiring max. (UR) | 14 AWG |
| Conductor size Field wiring min. (UR) | 26 AWG |
| Current size C (UR) | 15 A |
| Voltage size C (UR) | 300 V |
| Approval/Certificate/Document of Conformity |
[Attestation of Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_68544)
[UKCA Ex Attestation of Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_253971) [ATEX Certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_85206) [IECEx Certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_85207) [CCC Ex Certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_178487) [UKCA Ex Certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_253972) [DNV Certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_320351) [CE Declaration of Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_37115) [UKCA declaration of conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_284531) [Confirmation of Standards EN 45545-2_2020-10](https://mdcop.weidmueller.com/mediadelivery/asset/900_308425) |
| Engineering Data | [CAD data -- STEP](https://mdcop.weidmueller.com/mediadelivery/asset/900_236622) |
| Eplan Data Portal | [Eplan data](https://dataportal.eplan.com/part-details/WEI.1799790000) |
| CADENAS eCATALOG | [CAX data](https://weidmueller-embedded.partcommunity.com?catalog=weidmueller_qs&part=1799790000) |
| WSCAD Universe | [WSCAD data](https://wscaduniverse.com/part-detail?manufacturerId=88&type=0&partNumber=1799790000&norm=0) |
| User Documentation |
[NTI ZDK-PE 2.5 V](https://mdcop.weidmueller.com/mediadelivery/asset/900_85219)
[NTI ZDK 2.5 V DU-PE](https://mdcop.weidmueller.com/mediadelivery/asset/900_85220) [StorageConditionsTerminalBlocks](https://mdcop.weidmueller.com/mediadelivery/asset/900_87149) |
| Catalogues | [Catalogues in PDF-format](LINK/Catalog.html) |
| ETIM 6.0 | EC000897 |
| ETIM 7.0 | EC000897 |
| ETIM 8.0 | EC000897 |
| ETIM 9.0 | EC000897 |
| ECLASS 9.0 | 27-14-11-20 |
| ECLASS 9.1 | 27-14-11-20 |
| ECLASS 10.0 | 27-14-11-20 |
| ECLASS 11.0 | 27-14-11-20 |
| ECLASS 12.0 | 27-14-11-20 |
| ECLASS 13.0 | 27-25-01-02 |
| ECLASS 14.0 | 27-25-01-02 |
| Approvals |           |
| ROHS | Conform |
| UL File Number Search | [UL Website](LINK/UL_search.html) |
| Certificate No. (UR) | E60693 |
Accessories
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Item No.:1908960000Packaging unit:20 PC
Z-series, Cross-connector, For the terminals, Number of poles: 20
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WS, Terminal marker, 12 x 5 mm, Weidmueller, white
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Terminal markers, Terminal marker, 32 x 7 mm, Pitch in mm (P): 3.50 white
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Wire-end ferrule, Standard, 10 mm, 8 mm, blue
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Item No.:2749610000Packaging unit:1 PC
Mounting tool, Blade width (B): 3.5 mm, Blade length: 100 mm, Blade thickness (A): 0.6 mm
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