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Phoenix Contact 2775375
AllConnectorsTerminal blocksScrew connection
Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
UDK 3
Weight
0.013 kg
Series UDK

UDK 3 - Feed-through terminal block

1-level terminal block with double connection on both sides, cross section: 0.2 - 2.5 mm2, AWG: 30 - 12, width: 5.2 mm, color: gray

  • Two connection points on each side to accommodate several conductors
  • Double bridge shaft enables individual potential distribution and supply
Technical Specifications

General

Number of rows2
Number of Connections4
Potentials1
Nominal cross section2.5 mm²
Colorgray
Insulating materialPA
Flammability rating according to UL 94V2
Mounting TypeNS 35/7,5
Rated surge voltage6 kV
Degree of pollution3
Overvoltage categoryIII
Insulating material groupI
Maximum power dissipation for nominal condition0.77 W
Maximum Load Current32 A (in case of a 4 mm² conductor cross section, the maximum load current must not be exceeded by the total current of all connected conductors.)
Nominal current IN24 A (with 4 mm² conductor cross section)
Nominal voltage UN500 V
Open side panelYes
General informationThe max. load current must not be exceeded by the total current of all connected conductors.
Shock protection test specificationDIN EN 50274 (VDE 0660-514):2002-11
Back of the hand protectionguaranteed
Finger protectionguaranteed
Result of surge voltage testTest passed
Surge voltage test setpoint7.3 kV
Result of power-frequency withstand voltage testTest passed
Power frequency withstand voltage setpoint1.89 kV
Result of the test for mechanical stability of terminal points (5 x conductor connection)Test passed
Result of flexion and pull-out testTest passed
Bending test rotation speed10 rpm
Bending test turns135
Bending test conductor cross section/weight0.2 mm² / 0.2 kg
Bending test conductor cross section/weight2.5 mm² / 0.7 kg
Bending test conductor cross section/weight4 mm² / 0.9 kg
Tensile test resultTest passed
Conductor cross section tensile test0.2 mm²
Tractive force setpoint10 N
Conductor cross section tensile test2.5 mm²
Tractive force setpoint50 N
Conductor cross section tensile test4 mm²
Tractive force setpoint60 N
Result of tight fit on supportTest passed
Tight fit on carrierNS 32/NS 35
Setpoint1 N
Result of voltage-drop testTest passed
Requirements, voltage dropU1 ≤ 3.2 mV; U2 ≤ 1.5 x U1
Result of temperature-rise testTest passed
Requirement temperature-rise testIncrease in temperature ≤ 45 K
Short circuit stability resultTest passed
Conductor cross section short circuit testing2.5 mm²
Short-time current0.3 kA
Result of thermal testTest passed
Proof of thermal characteristics (needle flame) effective duration30 s
Relative insulation material temperature index (Elec., UL 746 B)130 °C
Temperature index of insulation material (DIN EN 60216-1 (VDE 0304-21))130 °C
Static insulating material application in cold-60 °C
Surface flammability NFPA 130 (ASTM E 162)passed
Specific optical density of smoke NFPA 130 (ASTM E 662)passed
Calorimetric heat release NFPA 130 (ASTM E 1354)28 MJ/kg
Smoke gas toxicity NFPA 130 (SMP 800C)passed
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

Dimensions

Width5.2 mm
End cover width1.5 mm
Length63.5 mm
Height NS 35/7,547 mm
Height NS 35/1554.5 mm
Height NS 3252 mm

Connection data

Connection1 level
Connection MethodScrew connection
Screw threadM3
Stripping length8 mm
Tightening torque, min0.5 Nm
Tightening torque max0.6 Nm
Connection in acc. with standardIEC 60947-7-1
Conductor cross section solid min.0.2 mm²
Conductor cross section solid max.4 mm²
Conductor cross section AWG min.24
Conductor cross section AWG max.12
Conductor cross section flexible min.0.2 mm²
Conductor cross section flexible max.2.5 mm²
Min. AWG conductor cross section, flexible24
Max. AWG conductor cross section, flexible14
Conductor cross section flexible, with ferrule without plastic sleeve min.0.25 mm²
Conductor cross section flexible, with ferrule without plastic sleeve max.2.5 mm²
Conductor cross section flexible, with ferrule with plastic sleeve min.0.25 mm²
Conductor cross section flexible, with ferrule with plastic sleeve max.1.5 mm²
Cross section with insertion bridge, solid max.2.5 mm²
Cross section with insertion bridge, stranded max.2.5 mm²
2 conductors with same cross section, solid min.0.2 mm²
2 conductors with same cross section, solid max.1 mm²
2 conductors with same cross section, stranded min.0.2 mm²
2 conductors with same cross section, stranded max.1.5 mm²
Two conductors with the same cross section, flexible, with TWIN ferrules, with plastic sleeve, minimum0.5 mm²
Two conductors with the same cross section, flexible, with TWIN ferrules, with plastic sleeve, maximum1 mm²
Two conductors with the same cross section stranded, with ferrule and without plastic sleeve, minimum0.25 mm²
Two conductors with the same cross section stranded, with ferrule and without plastic sleeve, maximum1.5 mm²
Internal cylindrical gageA3

Ambient conditions

Operating Temperature-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)
Permissible humidity (storage/transport)30 % ... 70 %
Ambient temperature (assembly)-5 °C ... 70 °C
Ambient temperature (actuation)-5 °C ... 70 °C

Standards and Regulations

Connection in acc. with standardIEC 60947-7-1

Environmental Product Compliance

China RoHSEnvironmentally friendly use period: unlimited = EFUP-e
China RoHSNo hazardous substances above threshold values
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Why Proax for Phoenix Contact 2775375?

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Additional Information
Pack Size1
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