Product Model
UKH 95
Selling Points
- 1High current ratings with a voltage rating of 1 kV.
- 2ATEX Ex rated for installation in potentially explosive areas.
- 3Durable polyamide housing for long-lasting performance.
- 4Reliable screw connection method with spring-loaded elements.
- 5Flexible operating temperatures from -60°C to +110°C.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
General | Screws with hexagonal socket | Note | For a reliable contact of multi stranded conductors it is recommended to untwist multi stranded conductors. |
Product type | High current terminal block | Number of connections | 2 |
Number of rows | 1 | Potentials | 1 |
Article revision | 15 | Overvoltage category | III |
Degree of pollution | 3 | Rated surge voltage | 8 kV |
Maximum power dissipation for nominal condition | 7.54 W | Number of connections per level | 2 |
Nominal cross section | 95 mm² | Screw thread | M8 |
Note | Screws with hexagonal socket | Tightening torque | 15 ... 20 Nm |
Stripping length | 33 mm | Connection in acc. with standard | IEC 60947-7-1 |
Conductor cross section rigid | 25 mm² ... 95 mm² | Cross section AWG | 2 ... 3/0 (converted acc. to IEC) |
Conductor cross section flexible | 35 mm² ... 95 mm² | Conductor cross section, flexible [AWG] | 1/0 ... 3/0 (converted acc. to IEC) |
Conductor cross-section flexible (ferrule without plastic sleeve) | 35 mm² ... 95 mm² | Flexible conductor cross section (ferrule with plastic sleeve) | 35 mm² ... 95 mm² |
Cross-section with insertion bridge, rigid | 95 mm² | Cross-section with insertion bridge, flexible | 70 mm² |
2 conductors with same cross section, solid | 25 mm² ... 35 mm² | 2 conductors with same cross section, flexible | 25 mm² ... 35 mm² |
2 conductors with same cross section, flexible, with ferrule without plastic sleeve | 16 mm² ... 35 mm² | Nominal current | 232 A |
Maximum load current | 232 A | 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 | 95 mm² |
Identification | II 2 GD Ex eb IIC Gb | Operating temperature range | -60 °C ... 110 °C |
Ex-certified accessories | 1201934 VDE-ISS 6
1201659 E/AL-NS 32
1201662 E/AL-NS 35 | List of bridges | Insertion bridge / EB 2-25/UKH / 0201362
Insertion bridge / EB 3-25/UKH / 0201375 |
Bridge data | 177 A / 95 mm² | Ex temperature increase | 40 K (238.1 A / 95 mm²) |
Rated voltage | 880 V | at bridging with insertion bridge | 690 V |
Rated insulation voltage | 800 V | output | (Permanent) |
Rated current | 216 A | Maximum load current | 216 A |
Contact resistance | 0.06 mΩ | Torque range | 15 Nm ... 20 Nm |
Nominal cross section | 95 mm² | Rated cross section AWG | 3/0 |
Connection capacity rigid | 25 mm² ... 95 mm² | Connection capacity AWG | 4 ... 3/0 |
Connection capacity flexible | 35 mm² ... 95 mm² | Connection capacity AWG | 2 ... 3/0 |
2 conductors with same cross section, solid | 25 mm² ... 35 mm² | 2 conductors with the same cross-section AWG rigid | 4 ... 2 |
2 conductors with same cross section, stranded | 25 mm² ... 35 mm² | 2 conductors with the same cross-section AWG flexible | 4 ... 2 |
Width | 25 mm | Height | 83 mm |
Depth | 90 mm | Depth on NS 32 | 95 mm |
Depth on NS 35/7,5 | 90 mm | Depth on NS 35/15 | 90 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 |
Requirement temperature-rise test | Increase in temperature ≤ 45 K | Result | Test passed |
Short-time withstand current 95 mm² | 11.4 kA | Result | Test passed |
Test voltage setpoint | 2.2 kV | Result | Test passed |
Terminal block mounting | 15 Nm ... 20 Nm | 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 | 25 mm² / 4.5 kg
35 mm² / 6.8 kg
95 mm²/14 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 | NS 35/15
NS 32 |
Terminal block mounting | 15 Nm ... 20 Nm |
Specifications may be subject to change without notice