| Manufacturer part number (MPN) | 857-979 |
| EAN / GTIN | 4050821088189 |
| Sales unit | pcs |
| Pollution degree | 2 |
| Protection type | IP20 |
| Connection technology | Push-in CAGE CLAMP® |
| Solid conductor | 0.08 … 2.5 mm² / 28 … 14 AWG |
| Fine-stranded conductor | 0.34 … 2.5 mm² / 22 … 14 AWG |
| Strip length | 9 … 10 mm / 0.35 … 0.39 inches |
| Width | 6 mm / 0.236 inches |
| Height | 94 mm / 3.701 inches |
| Depth from upper-edge of DIN-rail | 97.8 mm / 3.85 inches |
| Mounting type | DIN-35 rail |
| Insulation material (main housing) | Polyamide (PA66) |
| Flammability class per UL94 | V0 |
| Fire load | 0.363 MJ |
| Weight | 28.8 g |
| Ambient temperature (operation) | -25 … +70 °C |
| Ambient temperature (storage) | -40 … +85 °C |
| Temperature range of connection cable | ≥ (Tambient + 35 K) |
| Relative humidity | 5 … 95 % (no condensation permissible) |
| Operating altitude (max.) | 2000 m |
| Conformity marking | CE |
| Standards/specifications | DNV |
| Product Group | 6 (INTERFACE ELECTRONIC) |
| PU (SPU) | 25 (1) pcs |
| Packaging type | Box |
| Country of origin | DE |
| Customs tariff number | 85437090300 |
| UNSPSC | 39,121,410 |
| eCl@ss 10.0 | 27-14-11-20 |
| eCl@ss 9.0 | 27-14-11-20 |
| ETIM 9.0 | EC000897 |
| ETIM 10.0 | EC000897 |
| ECCN | NO US CLASSIFICATION |
| RoHS Compliance Status | Compliant,No Exemption |
| MPN | 857-979 |
| Connectable conductor cross section solid-core | 0.08–2.5 mm² |
| Rated current In | 8 A |
| Type of electrical connection 1 | Spring clamp connection |
| Type of electrical connection 2 | Spring clamp connection |
| Connection position | Atop |
| Number of levels | 4 |
| Number of clamp positions per level | 2 |
| Mounting method | DIN rail (top hat rail) 35 mm |
| Material insulation body | Thermoplastic |
| Operating temperature | -25–70 °C |
| Width/grid dimension | 6 mm |
| Depth | 96 mm |
| Length | 94 mm |
| Explosion-tested version 'Ex e' | No |
| Closing plate required | No |
| Colour | Grey |
| Internally connected stages | No |