Properties
| Version | Feed-through terminal, Tension-clamp connection, 2.5 mm², 800 V, 24 A, dark beige |
| Order No. | 1781820000 |
| Type | ZDU 2.5 PACK |
| GTIN (EAN) | 4032248174782 |
| Qty. | 1 items |
| Depth | 40 mm |
| Depth (inches) | 1.575 inch |
| Height | 40.5 mm |
| Height (inches) | 1.594 inch |
| Width | 59 mm |
| Width (inches) | 2.323 inch |
| Net weight | 125 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. | -50 °C |
| Continuous operating temp., max. | 120 °C |
| RoHS Compliance Status | Compliant without exemption |
| REACH SVHC | No SVHC above 0.1 wt% |
| Material | Wemid |
| Colour | dark beige |
| UL 94 flammability rating | V-0 |
| Certificate No. (ATEX) | DEMKO15ATEX1467U |
| Certificate No. (IECEX) | IECEXULD15.0008U |
| Max. voltage (ATEX) | 550 V |
| Current (ATEX) | 22 A |
| Wire cross section max. (ATEX) | 4 mm² |
| Max. voltage (IECEX) | 550 V |
| Current (IECEX) | 22 A |
| Wire cross section max. (IECEX) | 4 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
for plug-in cross-connector One end without connector |
| End cover plate required | No |
| Number of levels | 1 |
| Number of clamping points per level | 2 |
| Number of potentials per tier | 1 |
| Levels cross-connected internally | No |
| PE connection | No |
| Rail | TS 35 |
| Explosion-tested version | Yes |
| Type of mounting | Snap-on |
| Connection type, additional connection | Tension-clamp connection |
| Blade size | 0.6 x 3.5 mm |
| Connection cross-section, stranded, max. | 4 mm² |
| Connection cross-section, stranded, min. | 0.5 mm² |
| Number of connections | 2 |
| Stripping length | 10 mm |
| Type of connection | Tension-clamp connection |
| 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. | 4 mm² |
| Wire connection cross-section, solid core, min. | 0.5 mm² |
| Rail | TS 35 |
| Standards | IEC 60947-7-1 |
| Rated cross-section | 2.5 mm² |
| Rated voltage | 800 V |
| Rated DC voltage | 800 V |
| Rated current | 24 A |
| Standards | IEC 60947-7-1 |
| Volume resistance according to IEC 60947-7-x | 1.33 mΩ |
| Power loss in accordance with IEC 60947-7-x | 0.77 W |
| Approval/Certificate/Document of Conformity |
[CCC Ex Certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_178485)
[ATEX Certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_188842) [17-AV4BO-0546U](https://mdcop.weidmueller.com/mediadelivery/asset/900_318069) [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) |
| User Documentation | [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 | 27-25-01-01 |
| ECLASS 14.0 | 27-25-01-01 |
| Approvals |           |
| ROHS | Conform |