Selling Points
- 1Built with durable materials for long-lasting performance.
- 2Screw connection method ensures secure and reliable connections.
- 3Equipped with an equipotential bonder for enhanced safety and functionality.
- 4500 V, suitable for various industrial applications.
- 557 A, supporting high current requirements with ease.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
Product type | Multi-level terminal block | Product family | UKKB |
Number of connections | 4 | Number of rows | 2 |
Potentials | 2 | Article revision | 05 |
Overvoltage category | III | Degree of pollution | 3 |
Rated surge voltage | 6 kV | Maximum power dissipation for nominal condition | 1.82 W |
Number of connections per level | 2 | Nominal cross section | 10 mm² |
Screw thread | M4 | Tightening torque | 1.5 ... 1.8 Nm |
Stripping length | 11 mm | Internal cylindrical gage | B6 |
Connection in acc. with standard | IEC 60947-7-1 | Conductor cross section rigid | 0.5 mm² ... 16 mm² |
Cross section AWG | 20 ... 6 (converted acc. to IEC) | Conductor cross section flexible | 0.5 mm² ... 10 mm² |
Conductor cross section, flexible [AWG] | 20 ... 8 (converted acc. to IEC) | Conductor cross-section flexible (ferrule without plastic sleeve) | 0.5 mm² ... 10 mm² |
Flexible conductor cross section (ferrule with plastic sleeve) | 0.5 mm² ... 6 mm² | 2 conductors with same cross section, solid | 0.5 mm² ... 6 mm² |
2 conductors with same cross section, flexible | 0.5 mm² ... 4 mm² | 2 conductors with same cross section, flexible, with ferrule without plastic sleeve | 0.5 mm² ... 6 mm² |
2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 0.5 mm² ... 6 mm² | Nominal current | 57 A |
Maximum load current | 76 A (with 16 mm² conductor cross section) | Nominal voltage | 500 V |
Nominal cross section | 10 mm² | Screw thread | M4 |
Tightening torque | 1.5 ... 1.8 Nm | Stripping length | 11 mm |
Connection in acc. with standard | IEC 60947-7-1 | Conductor cross section rigid | 0.5 mm² ... 16 mm² |
Cross section AWG | 20 ... 6 (converted acc. to IEC) | Conductor cross section flexible | 0.5 mm² ... 10 mm² |
Conductor cross-section flexible (ferrule without plastic sleeve) | 0.5 mm² ... 10 mm² | Flexible conductor cross section (ferrule with plastic sleeve) | 0.5 mm² ... 6 mm² |
2 conductors with same cross section, solid | 0.5 mm² ... 6 mm² | 2 conductors with same cross section, flexible | 0.5 mm² ... 4 mm² |
2 conductors with same cross section, flexible, with ferrule without plastic sleeve | 0.5 mm² ... 6 mm² | 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 0.5 mm² ... 6 mm² |
Nominal current | 57 A | Maximum load current | 76 A (with 16 mm² conductor cross section) |
Nominal cross section | 10 mm² | Width | 10.2 mm |
End cover width | 1.5 mm | Height | 77.5 mm |
Depth on NS 32 | 78 mm | Depth on NS 35/7,5 | 73 mm |
Depth on NS 35/15 | 80.5 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)) | 130 °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) | 28 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 |
Test voltage setpoint | 7.3 kV | Result | Test passed |
Requirement temperature-rise test | Increase in temperature ≤ 45 K | Result | Test passed |
Short-time withstand current 10 mm² | 1.2 kA | Short-time withstand current 16 mm² | 1.92 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 |
Test force setpoint | 5 N | Result | Test passed |
Rotation speed | 10 rpm | Revolutions | 135 |
Conductor cross section/weight | 0.5 mm² / 0.3 kg
10 mm² / 2 kg
16 mm² / 2.9 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
IEC 60947-7-1 | Mounting type | NS 35/7,5
NS 35/15
NS 32 |
Specifications may be subject to change without notice