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Product properties| Product type | Multi-level terminal block |
| Area of application | Railway industry |
| Machine building |
| Plant engineering |
| Process industry |
| Number of connections | 4 |
| Number of rows | 2 |
| Potentials | 2 |
| Insulation characteristics |
| Overvoltage category | III |
| Degree of pollution | 3 |
Electrical properties| Rated surge voltage | 8 kV |
| Maximum power dissipation for nominal condition | 1.02 W |
Connection data| Number of connections per level | 2 |
| Nominal cross section | 4 mm² |
| Level 1+2 |
| Screw thread | M3 |
| Tightening torque | 0.6 ... 0.8 Nm |
| Stripping length | 9 mm |
| Internal cylindrical gage | A4 |
| Conductor cross section solid | 0.14 mm² ... 6 mm² |
| Cross section AWG | 26 ... 10 |
| Conductor cross section flexible | 0.14 mm² ... 6 mm² |
| Conductor cross section, flexible [AWG] | 26 ... 10 |
| Flexible conductor cross section flexible (ferrule, w/o 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 | 30 A |
| Maximum load current | 36 A (with 6 mm² conductor cross section) |
| Nominal voltage | 800 V |
| Nominal cross section | 4 mm² |
Ex data| Rated data (ATEX/IECEx) |
| ATEX certificate | KEMA 06 ATEX 0017 U |
| IEC Ex certificate | IECEx KEM 06.0013 U |
| Identification | II 2 GD Ex eb IIC Gb |
| Operating temperature range | -60 °C ... 110 °C |
| Ex-certified accessories | 3047293 D-UTTB 2,5/4 |
| 3047303 DP-UTTB 2,5/4 |
| 3047316 ATP-UTTB 2,5/4 |
| 1212587 SF-SL 0,6X3,5-100 S-VDE |
| 3022276 CLIPFIX 35-5 |
| 3022218 CLIPFIX 35 |
| Bridge data | 25.5 A / 4 mm² |
| Ex temperature increase | 40 K (28.5 A / 4 mm²) |
| Rated voltage | 400 V |
| for bridging with bridge | 440 V |
| - At bridging between non-adjacent terminal blocks | 275 V |
| - At bridging between non-adjacent terminal blocks via PE terminal block | 275 V |
| - At cut-to-length bridging with cover | 220 V |
| - At cut-to-length bridging with partition plate | 176 V |
| Rated insulation voltage | 400 V |
| Ex level General |
| Rated current | 25.5 A |
| Maximum load current | 31.5 A |
| Ex connection data General |
| Torque range | 0.6 Nm ... 0.8 Nm |
| Nominal cross section | 4 mm² |
| Rated cross section AWG | 12 |
| Connection capacity rigid | 0.14 mm² ... 6 mm² |
| Connection capacity AWG | 26 ... 10 |
| Connection capacity flexible | 0.14 mm² ... 4 mm² |
| Connection capacity AWG | 26 ... 12 |
| 2 conductors with same cross section, solid | 0.14 mm² ... 1.5 mm² |
| 2 conductors with the same cross-section AWG rigid | 26 ... 16 |
| 2 conductors with same cross section, stranded | 0.14 mm² ... 1.5 mm² |
| 2 conductors with the same cross-section AWG flexible | 26 ... 16 |
| Ex level Level 1 |
| Contact resistance | 0.35 mΩ |
| Ex level Level 2 |
| Contact resistance | 0.2 mΩ |
Dimensions| Width | 6.2 mm |
| End cover width | 2.2 mm |
| Height NS 35/15 | 72.5 mm |
| Height NS 35/7,5 | 65 mm |
| Length | 69.9 mm |
Material specifications| Color | gray |
| 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 |
Electrical tests| Surge voltage test |
| Result | Test passed |
| Temperature-rise test |
| Requirement temperature-rise test | Increase in temperature ≤ 45 K |
| Result | Test passed |
| Short-time withstand current 4 mm² | 0.48 kA |
| Short-time withstand current 6 mm² | 0.72 kA |
| Result | Test passed |
| Power-frequency withstand voltage |
| Test voltage setpoint | 2 kV |
| Result | Test passed |
Mechanical properties| Mechanical data |
| Open side panel | Yes |
Mechanical tests| Mechanical strength |
| Result | Test passed |
| Attachment on the carrier |
| DIN rail/fixing support | NS 35 |
| Test force setpoint | 1 N |
| Result | Test passed |
| Test for conductor damage and slackening |
| 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 |
Environmental and real-life conditions| Aging |
| Temperature cycles | 192 |
| Needle-flame test |
| Time of exposure | 30 s |
| Result | Test passed |
| Ambient conditions |
| Ambient temperature (operation) | -60 °C ... 105 °C (max. short-term operating temperature 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 (storage/transport) | 30 % ... 70 % |
Standards and regulations| Connection in acc. with standard | IEC 60947-7-1 |
Mounting| Mounting type | NS 35/7,5 |
| NS 35/15 |
In order for the Goods to be eligible for a return, please make sure that:
The Goods were purchased in the last 14 days
The Goods are in the original packaging
The Goods were not used or damaged
