Product Model
UT 2,5-MTD RD
Selling Points
- 1Highly Reliable Electrical Connections: Ensures consistent and secure connections with a maximum load current of 32 A.
- 2Durable Insulation: Features PA insulating material with an inflammability class of V0, meeting stringent safety standards.
- 3Versatile Configuration: Supports screw connection method with conductor cross sections ranging from 0.14 mm² to 4 mm².
- 4Comprehensive Testing: Passed rigorous tests including shock protection, surge voltage, and power-frequency withstand voltage tests.
- 5Compact Design: Measuring 5.2 mm in width and 57.8 mm in length, ideal for space-efficient installations.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
Product type | Disconnect terminal block | Number of connections | 2 |
Number of rows | 1 | Potentials | 1 |
Article revision | 03 | Overvoltage category | III |
Degree of pollution | 3 | Rated surge voltage | 8 kV |
Maximum power dissipation for nominal condition | 0.77 W | 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 | 800 V |
Nominal cross section | 2.5 mm² | Width | 5.2 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 | red (RAL 3001) | 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) | 125 °C | Test voltage setpoint | 9.8 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 |
Result | Test passed | Test voltage setpoint | 2 kV |
Result | Test passed | Open side panel | Yes |
Result | Test passed | DIN rail/fixing support | 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 | 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 % | 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