Industrial Automation
UKH 50-IB BU - High-current terminal block


Product properties | Product type: High current terminal block Number of positions: 1 Number of connections: 2 Number of rows: 1 Potentials: 1 Insulation characteristics Overvoltage category: III Degree of pollution: 3 |
Electrical properties | Rated surge voltage: 8 kV Maximum power dissipation for nominal condition: 4.73 W |
Connection data | Number of connections per level: 2 Nominal cross section: 50 mm² Level 1 above 1 below 1 Screw thread: M6 Tightening torque: 6 ... 8 Nm Stripping length: 24 mm Internal cylindrical gage: B10 Conductor cross section rigid: 16 mm² ... 70 mm² Cross section AWG: 4 ... 2/0 (converted acc. to IEC) Conductor cross section flexible: 25 mm² ... 50 mm² Conductor cross section, flexible [AWG]: 2 ... 2 (converted acc. to IEC) Conductor cross-section flexible (ferrule without plastic sleeve): 25 mm² ... 50 mm² Flexible conductor cross section (ferrule with plastic sleeve): 25 mm² ... 50 mm² 2 conductors with same cross section, solid: 10 mm² ... 16 mm² 2 conductors with same cross section, flexible: 10 mm² ... 16 mm² 2 conductors with same cross section, flexible, with ferrule without plastic sleeve: 10 mm² ... 16 mm² Nominal current: 150 A Maximum load current: 150 A (with 50 mm² conductor cross section) Nominal voltage: 1000 V |
Ex data | Rated data (ATEX/IECEx) Identification: ïÃÃIIÃ2ÃGDÃÃEx eb IIC Gb Operating temperature range: -60°C ... 110°C Ex-certified accessories: 1203343 VDE-ISS 5 1201659 E/AL-NS 32 1201662 E/AL-NS 35 List of bridges: Fixed bridge / FBI 2-20-EX / 0201113 Fixed bridge / FBI 3-20-EX / 0201812 Bridge data: 130.5 A / 50 mm² Ex temperature increase: 40 K (146.5ÃAÃ/Ã50Ãmm²) Rated voltage: 690 V for bridging with bridge: 690 V Rated insulation voltage: 630 V output: (Permanent) Ex level General Rated current: 133 A Maximum load current: 133 A Contact resistance: 0.1 mé Ex connection data General Torque range: 6 Nm ... 8 Nm Nominal cross section: 50 mm² Rated cross section AWG: 1/0 Connection capacity rigid: 16 mm² ... 50 mm² Connection capacity AWG: 6 ... 1/0 4 ... 1/0 Connection capacity flexible: 25 mm² ... 50 mm² 2 conductors with same cross section, solid: 10 mm² ... 16 mm² 2 conductors with the same cross-section AWG rigid: 8 ... 6 2 conductors with same cross section, stranded: 10 mm² ... 16 mm² 2 conductors with the same cross-section AWG flexible: 8 ... 6 |
Dimensions | Width: 20 mm Height: 70.5 mm Depth on NSÃ32: 81 mm Depth on NSÃ35/15: 83.5 mm |
Material specifications | Color: blue 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 |
Mechanical properties | Mechanical data Open side panel: No |
Environmental and real-life conditions | Ambient conditions Ambient temperature (storage/transport): -25°C ... 60°C (for a short time, not exceeding 24Ãh, -60ðC to +70ðC) Ambient temperature (assembly): -5°C ... 70°C Ambient temperature (actuation): -5°C ... 70°C Permissible humidity (storage/transport): 30 % ... 70 % |
Mounting | Mounting type: NS 35/7,5 NSÃ35/15 NSÃ32 NS 35/15-2,3 |
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