Product Model
UKK 5-R 3,3K/O-U

Selling Points
- 1Compact design with a width of 4.2mm, suitable for various mounting rails.
- 2High-quality construction with UL94V0 flammability rating and CSA certification.
- 3Screw connection method ensures secure and reliable connections.
- 4Available in two versions: UKKB with bridge shafts in both levels and UKK with bridging only in the upper level.
- 5Includes a ground terminal block for connecting ground conductors, enhancing safety and efficiency.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Parameter | Value | Parameter | Value |
---|---|---|---|
Product type | Component terminal block | Number of connections | 3 |
Number of rows | 2 | Potentials | 2 |
Overvoltage category | III | Degree of pollution | 3 |
Rated surge voltage | 6 kV | Number of connections per level | 2 |
Nominal cross section | 4 mm² | Screw thread | M3 |
Tightening torque | 0.6 ... 0.8 Nm | Stripping length | 8 mm |
Internal cylindrical gage | A4 | Conductor cross section rigid | 0.2 mm² ... 4 mm² |
Cross section AWG | 24 ... 12 (converted acc. to IEC) | Conductor cross section flexible | 0.2 mm² ... 4 mm² |
Conductor cross section, flexible [AWG] | 24 ... 12 (converted acc. to IEC) | Conductor cross-section flexible (ferrule without plastic sleeve) | 0.25 mm² ... 4 mm² |
Flexible conductor cross section (ferrule with plastic sleeve) | 0.25 mm² ... 2.5 mm² | Cross-section with insertion bridge, rigid | 4 mm² |
Cross-section with insertion bridge, flexible | 2.5 mm² | 2 conductors with same cross section, solid | 0.2 mm² ... 1.5 mm² |
2 conductors with same cross section, flexible | 0.2 mm² ... 1.5 mm² | 2 conductors with same cross section, flexible, with ferrule without plastic sleeve | 0.25 mm² ... 1.5 mm² |
2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 0.5 mm² ... 1.5 mm² | Nominal current | 32 A |
Maximum load current | 32 A (with 4 mm² conductor cross section) | Nominal voltage | 500 V (Data is based on the dielectric strength of adjacent terminal blocks or of the DINg rail.) |
Nominal cross section | 4 mm² | Width | 6.2 mm |
End cover width | 2.5 mm | Color | gray |
Flammability rating according to UL 94 | V0 | Insulating material group | I |
Insulating material | PA | Open side panel | Yes |
Mounting type | NS 35/7,5
NS 35/15
NS 32 |
Specifications may be subject to change without notice