Product Model
UTI 2,5-PE/L/NT
Selling Points
- 1High-quality construction with thermoplastic insulation.
- 224A max rating for reliable electrical connections.
- 34 connections for versatile wiring configurations.
- 45.2mm width for compact installations.
- 5Gray color with protective earth function (PE).
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
General | For secure fastening of the neutral busbar, supports must be set at the beginning and end of each terminal strip as well as every 20 cm on longer terminal strips. | Product type | Ground terminal block |
Number of positions | 1 | Number of connections | 5 |
Number of rows | 3 | Potentials | 2 |
Article revision | 05 | Overvoltage category | III |
Degree of pollution | 3 | Rated surge voltage | 4 kV
6 kV |
Maximum power dissipation for nominal condition | 1.02 W | Current carrying capacity of the neutral busbar | 140 A |
Grounding foot | Yes | Number of connections per level | 2 |
Nominal cross section | 4 mm² | Screw thread | M3 |
Note | Please observe the current carrying capacity of the DIN rails. | Tightening torque | 0.5 ... 0.6 Nm |
Stripping length | 9 mm | Internal cylindrical gage | A3 |
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 ... 2.5 mm² | Flexible conductor cross section (ferrule with plastic sleeve) | 0.25 mm² ... 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 ... 0.75 mm² | 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 0.5 mm² ... 0.75 mm² |
Nominal current | 24 A (with 4 mm² conductor cross section) | Maximum load current | 30 A (with 4 mm² conductor cross section and 3-pos. terminal block) |
Nominal voltage | 400 V (phase conductor/phase conductor)
250 V (phase conductor/PE)
250 V (phase conductor/N) | Nominal cross section | 4 mm² |
Width | 5.2 mm | End cover width | 2.2 mm |
Height | 93.5 mm | Depth on NS 35/7,5 | 51.5 mm |
Depth on NS 35/15 | 59 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 |
Temperature index of insulation material (DIN EN 60216-1 (VDE 0304-21)) | 125 °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 |
Calorimetric heat release NFPA 130 (ASTM E 1354) | 27,5 MJ/kg | 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 |
Test voltage setpoint | 7.3 kV | Result | Test passed |
Requirement temperature-rise test | Increase in temperature ≤ 45 K | Result | Test passed |
Short-time withstand current 2.5 mm² | 0.3 kA | Short-time withstand current 4 mm² | 0.48 kA |
Result | Test passed | Test voltage setpoint | 1.89 kV |
Result | Test passed | Open side panel | Yes |
Result | Test passed | DIN rail/fixing support | NS 35 |
Test force setpoint | 1 N | Result | Test passed |
Rotation speed | 10 rpm | Revolutions | 135 |
Conductor cross section/weight | 0.2 mm² / 0.2 kg
2.5 mm² / 0.7 kg
4 mm² / 0.9 kg | Result | Test passed |
Temperature cycles | 192 | Result | Test passed |
Time of exposure | 30 s | Result | Test passed |
Specification | DIN EN 50155 (VDE 0115-200):2008-03 | 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):2008-03 | Pulse shape | Half-sine |
Acceleration | 30g | Shock duration | 18 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, not exceeding 24 h, -60 °C to +70 °C) | Ambient temperature (assembly) | -5 °C ... 70 °C |
Permissible humidity (operation) | 20 % ... 90 % | Permissible humidity (storage/transport) | 30 % ... 70 % |
Mounting type | NS 35/7,5
NS 35/15 |
Specifications may be subject to change without notice