Product Model
UT 4-QUATTRO-MT P/P RD

Selling Points
- 1Highly Versatile: Suitable for railway, mechanical engineering, and plant engineering applications.
- 2Reliable Performance: Meets IEC 60947-7-1 standards for connection and DIN EN 50155 for environmental testing.
- 3Durable Design: Insulated with PA material, rated for -60°C to 110°C operating temperature range.
- 4Easy Installation: Screw connection method with M3 screw thread and 0.6-0.8 Nm tightening torque.
- 5Comprehensive Testing: Passed surge voltage, temperature-rise, and short-time withstand current tests.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Parameter | Value | Parameter | Value |
---|---|---|---|
Product type | Disconnect terminal block | Number of connections | 4 |
Number of rows | 1 | Potentials | 1 |
Article revision | 05 | Overvoltage category | III |
Degree of pollution | 3 | Rated surge voltage | 6 kV |
Maximum power dissipation for nominal condition | 0.77 W | Number of connections per level | 4 |
Nominal cross section | 4 mm² | Screw thread | M3 |
Tightening torque | 0.6 ... 0.8 Nm | Stripping length | 9 mm |
Internal cylindrical gage | A4 | Connection in acc. with standard | IEC 60947-7-1 |
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 | 20 A | Maximum load current | 20 A (with 6 mm² conductor cross section) |
Nominal voltage | 500 V | Width | 6.2 mm |
End cover width | 2.2 mm | Height | 65.4 mm |
Depth on NS 35/7,5 | 49.1 mm | Depth on NS 35/15 | 56.6 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 | Relative insulation material temperature index (Elec., UL 746 B) | 125 °C |
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 | 1.89 kV |
Result | Test passed | Open side panel | Yes |
Result | Test passed | DIN rail/fixing support | NS 35 |
Result | Test passed | Rotation speed | 10 rpm |
Revolutions | 135 | Conductor cross section/weight | 0.14 mm² / 0.2 kg
4 mm² / 0.9 kg
6 mm² / 1.4 kg |
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 1, class B, body mounted | Frequency | f |
ASD level | 0.02g²/Hz | Acceleration | 0.8g |
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 |
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