Product Model
UT 4-MTD-DIO/R-L-P/P

Selling Points
- 1All metal parts are made from high-strength copper alloys for durability and reliability.
- 2Easy-to-use multi-conductor connection system for efficient wiring.
- 3Utilizes the "Reakdyn principle" for a maintenance-free operation.
- 4Includes an integrated diode for conducting from right to left, ensuring safe electrical flow.
- 5Gray color with a width of 6.2 mm, suitable for various electrical applications.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Parameter | Value | Parameter | Value |
---|---|---|---|
General | The max. current is determined by the diode. Installed: Diode 1N 4007, reverse voltage: 1300 V, maximum continuous current: 0.5 A. | Product type | Component terminal block |
Number of connections | 2 | Number of rows | 1 |
Potentials | 1 | Article revision | 11 |
Overvoltage category | III | Rated surge voltage | 8 kV |
Maximum power dissipation for nominal condition | 1.02 W | Number of connections per level | 2 |
Nominal cross section | 4 mm² | Tightening torque | 0.6 ... 0.8 Nm |
Stripping length | 9 mm | Internal cylindrical gage | A4 |
Conductor cross section rigid | 0.14 mm² ... 6 mm² | Cross section AWG | 26 ... 10 (converted acc. to IEC) |
Conductor cross section flexible | 0.14 mm² ... 6 mm² | Conductor cross section, flexible [AWG] | 26 ... 10 (converted acc. to IEC) |
Conductor cross-section flexible (ferrule without plastic sleeve) | 0.14 mm² ... 4 mm² | Flexible conductor cross section (ferrule with plastic sleeve) | 0.14 mm² ... 4 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 ... 2.5 mm² |
Nominal current | 0.5 A | Maximum load current | 0.5 A |
Nominal voltage | 800 V | Nominal cross section | 1 mm² |
Nominal current | 32 A | Width | 6.2 mm |
End cover width | 2.2 mm | Height | 57.8 mm |
Depth on NS 35/7,5 | 47.5 mm | Depth on NS 35/15 | 55 mm |
Color | gray (RAL 7042) | Flammability rating according to UL 94 | V0 |
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 |
Open side panel | Yes | 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 % | Mounting type | NS 35/7,5
NS 35/15 |
Specifications may be subject to change without notice