Properties
| Version | Single- and multi-pole terminal strip, Screw connection, medium yellow, 2.5 mm², 24 A, 400 V, Number of connections: 8, Number of levels: 1, 5VA, KrG |
| Order No. | 0274040000 |
| Type | MK 3/4 B 1-4 |
| GTIN (EAN) | 4008190439484 |
| Qty. | 50 items |
| Depth | 16.1 mm |
| Depth (inches) | 0.634 inch |
| Height | 15 mm |
| Height (inches) | 0.591 inch |
| Width | 35.75 mm |
| Width (inches) | 1.407 inch |
| Net weight | 14.04 g |
| Storage temperature | -25 °C...55 °C |
| 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 | KrG |
| Colour | medium yellow |
| UL 94 flammability rating | 5VA |
| Version | For the mounting rails |
| End cover plate required | No |
| Number of levels | 1 |
| Rail | Mounting plate |
| Explosion-tested version | No |
| Installation advice | Direct mounting |
| Type of mounting | Direct mounting |
| Connection type, additional connection | Screw connection |
| Blade size | 0.6 x 3.5 mm |
| Clamping range, max. | 4 mm² |
| Clamping range, min. | 0.33 mm² |
| Clamping screw | M 2.5 |
| Connection cross-section, stranded, max. | 2.5 mm² |
| Connection cross-section, stranded, min. | 1.5 mm² |
| Connection direction | on side |
| Gauge to IEC 60947-1 | A2 |
| Number of connections | 8 |
| Stripping length | 5 mm |
| Tightening torque, max. | 0.45 Nm |
| Tightening torque, min. | 0.4 Nm |
| Torque level with DMS electric screwdriver | 1 |
| Type of connection | Screw connection |
| Type of connection 2 | Screw connection |
| Wire connection cross section AWG, max. | AWG 12 |
| Wire connection cross section AWG, min. | AWG 22 |
| 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. | 1.5 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. | 1.5 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 |
| Certificate No. (CSA) | 12400-149 |
| Current size C (CSA) | 25 A |
| Voltage size C (CSA) | 300 V |
| Wire cross section max. (CSA) | 12 AWG |
| Wire cross section min. (CSA) | 22 AWG |
| Fixing dimension | 18.5 mm |
| Installation advice | Direct mounting |
| Number of poles | 4 |
| Rail | Mounting plate |
| Standards | IEC 60947-7-1 |
| Wire connection cross section AWG, max. | AWG 12 |
| Wire connection cross section AWG, min. | AWG 22 |
| Rated cross-section | 2.5 mm² |
| Rated voltage | 400 V |
| Rated DC voltage | 400 V |
| Rated current | 24 A |
| Current at maximum wires | 24 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 |
| Approval/Certificate/Document of Conformity | [UKCA declaration of conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_284523) |
| Engineering Data | [CAD data -- STEP](https://mdcop.weidmueller.com/mediadelivery/asset/900_58933) |
| Eplan Data Portal | [Eplan data](https://dataportal.eplan.com/part-details/WEI.0274040000) |
| CADENAS eCATALOG | [CAX data](https://weidmueller-embedded.partcommunity.com?catalog=weidmueller_qs&part=0274040000) |
| User Documentation | [StorageConditionsTerminalBlocks](https://mdcop.weidmueller.com/mediadelivery/asset/900_87149) |
| Catalogues | [Catalogues in PDF-format](LINK/Catalog.html) |
| ETIM 6.0 | EC001284 |
| ETIM 7.0 | EC001284 |
| ETIM 8.0 | EC001284 |
| ETIM 9.0 | EC001284 |
| ECLASS 9.0 | 27-14-11-06 |
| ECLASS 9.1 | 27-14-11-06 |
| ECLASS 10.0 | 27-14-11-06 |
| ECLASS 11.0 | 27-14-11-06 |
| ECLASS 12.0 | 27-14-11-06 |
| ECLASS 13.0 | 27-14-11-06 |
| ECLASS 14.0 | 27-14-11-06 |
| Approvals |    |
| ROHS | Conform |