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3247063

Official Distributor

By Phoenix Contact

SKU
PHX3247063
MPN
UKH 70-F BU
Weight
0.167 kg
Series UKH

UKH 70-F BU - High-current terminal block

High-current terminal block, nom. voltage: 1000 V, nominal current: 192 A, number of connections: 2, number of positions: 1, connection method: Screw connection, Rated cross section: 70 mm2, cross section: 16 mm2 - 70 mm2, mounting type: direct screw connection, color: blue

  • Reliable cable connection is ensured by three-point centering of the conductor in the prismatic sleeve base
  • Screw locking by means of spring-loaded elements in the clamping part
  • Tested for railway applications
  • Low contact resistance of the contact surface due to ribbing
Technical Specifications

Product properties

Area of applicationRailway industry
Area of applicationMachine building
Area of applicationPlant engineering
Number of Positions1
Number of Connections2
Number of rows1
Potentials1

Insulation characteristics

Overvoltage categoryIII
Degree of pollution3

Electrical properties

Rated surge voltage8 kV
Maximum power dissipation for nominal condition6.27 W

Connection data

Number of connections per level2
Nominal cross section70 mm²

Level 1 above 1 below 1

Screw threadM8
Tightening torque8 ... 10 Nm
Stripping length24 mm
Internal cylindrical gageA11
Connection in acc. with standardIEC 60947-7-1
Conductor cross section rigid16 mm² ... 70 mm²
Cross section AWG4 ... 2/0 (converted acc. to IEC)
Conductor cross section flexible25 mm² ... 70 mm²
Conductor cross section, flexible [AWG]2 ... 2/0 (converted acc. to IEC)
Conductor cross-section flexible (ferrule without plastic sleeve)16 mm² ... 70 mm²
Flexible conductor cross section (ferrule with plastic sleeve)16 mm² ... 70 mm²
2 conductors with same cross section, solid16 mm² ... 25 mm²
2 conductors with same cross section, flexible16 mm² ... 25 mm²
2 conductors with same cross section, flexible, with ferrule without plastic sleeve16 mm² ... 25 mm²
Nominal Current192 A
Maximum Load Current192 A (with 70 mm² conductor cross section)
Nominal Voltage1000 V
NoteNote: Product releases, connection cross sections and notes on connecting aluminum cables can be found in the download area.
Nominal cross section70 mm²

Dimensions

Width20.3 mm
Height70.5 mm
Depth80 mm
Hole diameter5.5 mm

Material specifications

Colorblue
Flammability rating according to UL 94V0
Insulating material groupI
Insulating materialPA
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) R22HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R23HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R24HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R26HL 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

Surge voltage test

Test voltage setpoint9.8 kV
ResultTest passed

Temperature-rise test

Requirement temperature-rise testIncrease in temperature ≤ 45 K
ResultTest passed
Short-time withstand current 70 mm²8.4 kA
ResultTest passed

Power-frequency withstand voltage

Test voltage setpoint2.2 kV
ResultTest passed

Mechanical data

Open side panelNo

Mechanical strength

ResultTest passed

Attachment on the carrier

DIN rail/fixing supportNS 32/NS 35
Test force setpoint10 N
ResultTest passed

Test for conductor damage and slackening

Rotation speed10 (+/- 2) rpm
Revolutions135
Conductor cross section/weight16 mm² / 2.9 kg
Conductor cross section/weight70 mm²/10.4 kg
Conductor cross section/weight95 mm²/14 kg
ResultTest passed

Needle-flame test

Time of exposure30 s
ResultTest passed

Oscillation/broadband noise

SpecificationDIN EN 50155 (VDE 0115-200):2022-06
SpectrumService life test category 2, bogie-mounted
Frequencyf1 = 5 Hz to f2 = 250 Hz
ASD level6.12 (m/s²)²/Hz
Acceleration3.12g
Test duration per axis5 h
Test directionsX-, Y- and Z-axis
ResultTest passed

Shocks

SpecificationDIN EN 50155 (VDE 0115-200):2022-06
Pulse shapeHalf-sine
Acceleration5g
Shock duration30 ms
Number of shocks per direction3
Test directionsX-, Y- and Z-axis (pos. and neg.)
ResultTest passed

Ambient conditions

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, no longer than 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 %

Standards and Regulations

Connection in acc. with standardIEC 60947-7-1

Mounting

Mounting Typedirect screw connection
Accessories

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Additional Information
Pack Size10
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