The UKK 3 is a double-level screw-connection terminal block from Phoenix Contact, offering two independent circuits in a single 5.2 mm-wide housing on 35 mm DIN rail. Rated at 24 A and 500 V for conductor cross-sections from 0.2 to 4 mm² solid, it suits dense control-cabinet wiring where potential distribution is required. Operating temperature range -60 to +105 °C.
| Manufacturer part number (MPN) | UKK 3 |
| EAN / GTIN | 4017918067755 |
| Sales unit | pcs |
| Package quantity | 50 pcs |
| Suitable for conductor material | Aluminium/copper |
| Connectable conductor cross section solid-core | 0.2–4 mm² |
| Connectable conductor cross section multi-wired | 0.2–1 mm² |
| Rated current In | 24 A |
| Rated voltage | 500 V |
| Type of electrical connection 1 | Screw connection |
| Type of electrical connection 2 | Screw connection |
| Number of levels | 2 |
| Number of clamp positions per level | 2 |
| Mounting method | DIN rail (top hat rail) 35 mm |
| Operating temperature | -60–105 °C |
| Width | 5.2 mm |
| Width/grid dimension | 5.2 mm |
| Height | 56 mm |
| Depth | 62 mm |
| Length | 56 mm |
| Explosion-tested version 'Ex e' | No |
| Closing plate required | Yes |
| Colour | Grey |
| Internally connected stages | No |
| Country of origin | Poland |
| MOQ | 1 |