UTTB 2,5-LA 24 RD
Product ID:22533
Updated: 2026/7/28
Key Features
- 1Compact design with a width of just 5.2 mm.
- 2Rated for 24V nominal voltage and 24A nominal current.
- 3Screw connection method for secure and easy installation.
- 4RoHS compliant for environmental safety.
- 5Available in gray color with mounting types NS 35/7,5 and NS 35/15.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| General | The voltage is determined by the LED version selected. | Product type | Component terminal block |
| Number of connections | 4 | Number of rows | 2 |
| Potentials | 2 | Article revision | 11 |
| Overvoltage category | III | Degree of pollution | 3 |
| Rated surge voltage | 6 kV | Number of connections per level | 2 |
| Nominal cross section | 2.5 mm² | Screw thread | M3 |
| Tightening torque | 0.5 ... 0.6 Nm | Stripping length | 9 mm |
| Internal cylindrical gage | A3 | 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 | 28 A (with 4 mm² conductor cross section) | Nominal voltage | 24 V |
| Nominal cross section | 2.5 mm² | Width | 5.2 mm |
| End cover width | 2.2 mm | Height | 69.9 mm |
| Depth | 64.4 mm | Depth on NS 35/7,5 | 65 mm |
| Depth on NS 35/15 | 72.5 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 |
| 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, not exceeding 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
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