Product Model
UKH 240-F
Selling Points
- 1High Current Handling: Supports up to 415A nominal current.
- 2Robust Design: Ensures reliable cable connection with three-point centering.
- 3Low Contact Resistance: Optimized contact surface reduces resistance.
- 4Surge Protection: Rated for 8kV surge voltage.
- 5Versatile Applications: Suitable for various conductor cross sections from 70mm² to 240mm².
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
Product type | High current terminal block | Number of connections | 2 |
Number of rows | 1 | Potentials | 1 |
Article revision | 05 | Overvoltage category | III |
Degree of pollution | 3 | Rated surge voltage | 8 kV |
Maximum power dissipation for nominal condition | 13.78 W | Number of connections per level | 2 |
Nominal cross section | 240 mm² | Screw thread | M10 |
Note | Screws with hexagonal socket | Tightening torque | 25 ... 30 Nm |
Stripping length | 40 mm | Internal cylindrical gage | B15 |
Connection in acc. with standard | IEC 60947-7-1 | Conductor cross section rigid | 70 mm² ... 240 mm² |
Cross section AWG | 3/0 ... 250 kcmil (converted acc. to IEC) | Conductor cross section flexible | 70 mm² ... 240 mm² |
Conductor cross section, flexible [AWG] | 3/0 ... 350 kcmil (converted acc. to IEC) | Conductor cross-section flexible (ferrule without plastic sleeve) | 70 mm² ... 185 mm² |
Flexible conductor cross section (ferrule with plastic sleeve) | 70 mm² ... 185 mm² | Cross-section with insertion bridge, rigid | 240 mm² |
Cross-section with insertion bridge, flexible | 185 mm² | 2 conductors with same cross section, solid | 35 mm² ... 95 mm² |
2 conductors with same cross section, flexible | 50 mm² ... 95 mm² | 2 conductors with same cross section, flexible, with ferrule without plastic sleeve | 35 mm² ... 50 mm² |
Nominal current | 415 A | Maximum load current | 415 A (with 240 mm² conductor cross section) |
Nominal voltage | 1000 V | Note | Note: Product releases, connection cross sections and notes on connecting aluminum cables can be found in the download area. |
Nominal cross section | 240 mm² | Identification | II 2 GD Ex eb IIC Gb |
Operating temperature range | -60 °C ... 110 °C | Ex-certified accessories | 1201947 VDE-ISS 8 |
List of bridges | Insertion bridge / EB 2-36/UKH / 0201401
Insertion bridge / EB 3-36/UKH / 0201414 | Bridge data | 270 A / 240 mm² |
Ex temperature increase | 40 K (389 A/240 mm²) | Rated voltage | 1100 V |
at bridging with insertion bridge | 690 V | Rated insulation voltage | 1000 V |
output | (Permanent) | Rated current | 350 A |
Maximum load current | 350 A | Contact resistance | 0.03 mΩ |
Stripping length | 40 mm | Torque range | 25 Nm ... 30 Nm |
Nominal cross section | 240 mm² | Rated cross section AWG | 500 kcmil |
Connection capacity rigid | 70 mm² ... 240 mm² | Connection capacity AWG | 2/0 ... 500 kcmil |
Connection capacity flexible | 70 mm² ... 240 mm² | Connection capacity AWG | 2/0 ... 500 kcmil |
2 conductors with same cross section, solid | 35 mm² ... 95 mm² | 2 conductors with the same cross-section AWG rigid | 2 ... 3/0 |
2 conductors with same cross section, stranded | 50 mm² ... 95 mm² | 2 conductors with the same cross-section AWG flexible | 1/0 ... 3/0 |
Width | 36 mm | Height | 136.1 mm |
Depth | 124 mm | Hole diameter | 6.5 mm |
Color | gray (RAL 7042) | Flammability rating according to UL 94 | V0 |
Insulating material group | I | Insulating material | PA |
Static insulating material application in cold | -60 °C | Relative insulation material temperature index (Elec., UL 746 B) | 130 °C |
Fire protection for rail vehicles (DIN EN 45545-2) R22 | HL 1 - HL 3 | Fire protection for rail vehicles (DIN EN 45545-2) R23 | HL 1 - HL 3 |
Fire protection for rail vehicles (DIN EN 45545-2) R24 | HL 1 - HL 3 | Fire protection for rail vehicles (DIN EN 45545-2) R26 | HL 1 - HL 3 |
Surface flammability NFPA 130 (ASTM E 162) | passed | Specific optical density of smoke NFPA 130 (ASTM E 662) | passed |
Smoke gas toxicity NFPA 130 (SMP 800C) | passed | Result | Test passed |
Short-time withstand current 240 mm² | 28.8 kA | Result | Test passed |
Test voltage setpoint | 2.2 kV | Result | Test passed |
Open side panel | No | Result | Test passed |
DIN rail/fixing support | NS 32/NS 35 | Result | Test passed |
Rotation speed | 10 (+/- 2) rpm | Revolutions | 135 |
Conductor cross section/weight | 70 mm²/10.4 kg
240 mm²/20.0 kg | Result | Test passed |
Time of exposure | 30 s | Result | Test passed |
Specification | DIN EN 50155 (VDE 0115-200):2022-06 | Spectrum | Service life test category 2, bogie-mounted |
Frequency | f | ASD level | 6.12 (m/s²)²/Hz |
Acceleration | 3.12g | Test duration per axis | 5 h |
Test directions | X-, Y- and Z-axis | Result | Test passed |
Specification | DIN EN 50155 (VDE 0115-200):2022-06 | Pulse shape | Half-sine |
Acceleration | 5g | Shock duration | 30 ms |
Number of shocks per direction | 3 | Test directions | X-, Y- and Z-axis (pos. and neg.) |
Result | Test passed | Ambient temperature (operation) | -60 °C ... 110 °C (Operating temperature range incl. self-heating; for max. short-term operating temperature, see RTI Elec.) |
Ambient temperature (storage/transport) | -25 °C ... 60 °C (for a short time, no longer than 24 h, -60°C to +70°C) | Ambient temperature (assembly) | -5 °C ... 70 °C |
Ambient temperature (actuation) | -5 °C ... 70 °C | Permissible humidity (operation) | 20 % ... 90 % |
Permissible humidity (storage/transport) | 30 % ... 70 % | Connection in acc. with standard | IEC 60947-7-1 |
Mounting type | direct screw connection |
Specifications may be subject to change without notice