Product Model
UT 2,5-MTD P/P BU

Selling Points
- 1High voltage rating of 400V for robust electrical connections.
- 2Reliable screw termination method for secure connections.
- 3Single-level design for straightforward installation and use.
- 4Blue color coding for easy identification in electrical systems.
- 5Manufactured in Germany with high-quality standards.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Parameter | Value | Parameter | Value |
---|---|---|---|
Product type | Feed-through terminal block | Number of connections | 2 |
Number of rows | 1 | Potentials | 1 |
Overvoltage category | III | Degree of pollution | 3 |
Rated surge voltage | 8 kV | Number of connections per level | 2 |
Nominal cross section | 2.5 mm² | Rated cross section AWG | 12 |
Screw thread | M3 | Tightening torque | 0.5 ... 0.6 Nm |
Stripping length | 9 mm | Internal cylindrical gage | A3 |
Connection in acc. with standard | IEC 60947-7-1 | Conductor cross section rigid | 0.14 mm² ... 4 mm² |
Cross section AWG | 26 ... 12 (converted acc. to IEC) | Conductor cross section flexible | 0.14 mm² ... 4 mm² |
Conductor cross section, flexible [AWG] | 26 ... 12 (converted acc. to IEC) | Conductor cross-section flexible (ferrule without plastic sleeve) | 0.14 mm² ... 2.5 mm² |
Flexible conductor cross section (ferrule with plastic sleeve) | 0.14 mm² ... 2.5 mm² | 2 conductors with same cross section, solid | 0.14 mm² ... 1.5 mm² |
2 conductors with same cross section, flexible | 0.14 mm² ... 1.5 mm² | 2 conductors with same cross section, flexible, with ferrule without plastic sleeve | 0.14 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 | 24 A |
Maximum load current | 32 A (with 4 mm² conductor cross section) | Nominal voltage | 630 V |
Nominal cross section | 2.5 mm² | Width | 5.2 mm |
End cover width | 2.2 mm | Color | blue |
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 |
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 32/NS 35 | Result | Test passed |
Rotation speed | 10 (+/- 2) rpm | Revolutions | 135 |
Conductor cross section/weight | 0.14 mm² / 0.2 kg
2.5 mm² / 0.7 kg
4 mm² / 0.9 kg | Result | Test passed |
Time of exposure | 30 s | Result | Test passed |
Specification | DIN EN 50155 (VDE 0115-200):2018-05 | 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 | 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.) |
Connection in acc. with standard | IEC 60947-7-1 | Mounting type | NS 35/7,5
NS 35/15 |
Specifications may be subject to change without notice