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Phoenix Contact 3044555
AllConnectorsTerminal blocksScrew connection
Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
UT 2,5-QUATTRO BU
Weight
0.014 kg
Series UT

Feed-through terminal block - UT 2,5-QUATTRO BU

Feed-through terminal block, nom. voltage: 500 V, nominal current: 24 A, connection method: Screw connection, Rated cross section: 2.5 mm², cross section: 0.14 mm² - 4 mm², mounting type: NS 35/7,5, NS 35/15, color: blue

  • These versions can be used as compact potential distributors
  • Tested for railway applications
Technical Specifications

General

Number of rows1
Number of Connections4
Potentials1
Nominal cross section2.5 mm²
Colorblue
Insulating materialPA
Flammability rating according to UL 94V0
Area of applicationRailway industry
Area of applicationMachine building
Area of applicationPlant engineering
Area of applicationProcess industry
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 Current30 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
Nominal voltage UN500 V
Open side panelYes
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 width2.2 mm
Length65.4 mm
Height46.9 mm
Height NS 35/7,547.5 mm
Height NS 35/1555 mm

Connection data

Connection MethodScrew connection
Screw threadM3
Stripping length9 mm
Tightening torque, min0.5 Nm
Tightening torque max0.6 Nm
Connection in acc. with standardIEC 60947-7-1
Conductor cross section solid min.0.14 mm²
Conductor cross section solid max.4 mm²
Conductor cross section AWG min.26
Conductor cross section AWG max.12
Conductor cross section flexible min.0.14 mm²
Conductor cross section flexible max.4 mm²
Min. AWG conductor cross section, flexible26
Max. AWG conductor cross section, flexible12
Conductor cross section flexible, with ferrule without plastic sleeve min.0.14 mm²
Conductor cross section flexible, with ferrule without plastic sleeve max.2.5 mm²
Conductor cross section flexible, with ferrule with plastic sleeve min.0.14 mm²
Conductor cross section flexible, with ferrule with plastic sleeve max.2.5 mm²
2 conductors with same cross section, solid min.0.14 mm²
2 conductors with same cross section, solid max.1.5 mm²
2 conductors with same cross section, stranded min.0.14 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, minimum0.14 mm²
Two conductors with the same cross section stranded, with ferrule and without plastic sleeve, maximum1.5 mm²
Connection in acc. with standardIEC/EN 60079-7
Conductor cross section solid min.0.14 mm²
Conductor cross section solid max.4 mm²
Conductor cross section AWG min.26
Conductor cross section AWG max.12
Conductor cross section flexible min.0.14 mm²
Conductor cross section flexible max.2.5 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
Connection in acc. with standardIEC/EN 60079-7

Environmental Product Compliance

REACh SVHCLead 7439-92-1
China RoHSEnvironmentally Friendly Use Period = 50 years
China RoHSFor details about hazardous substances go to tab “Downloads”, Category “Manufacturer's declaration”
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    3047109 - Cover segment, color: gray
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    3047170 - End cover, depth: 39.8 mm, width: 2.2 mm, height: 64.4 mm, color: gray
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    Wire bridge - FBSW 2-5/60MM
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    Wire bridge - FBSW 2-5/110MM
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    Wire bridge - FBSW 2-5/250MM
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    Wire bridge - FBSW 2-5/60MM
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    3030161 - Plug-in bridge, pitch: 5.2 mm, number of positions: 2, length: 23 mm, color: red
  • Phoenix Contact3030174
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    3030174 - Plug-in bridge, pitch: 5.2 mm, number of positions: 3, length: 23 mm, color: red
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  • Phoenix Contact3038930
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    3001591 - Plug-in bridge, pitch: 5.2 mm, number of positions: 3, color: red
  • Phoenix Contact3001592
    3001592
    3001592 - Plug-in bridge, pitch: 5.2 mm, number of positions: 4, color: red
  • Phoenix Contact3001593
    3001593
    3001593 - Plug-in bridge, pitch: 5.2 mm, number of positions: 5, color: red
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    3036877 - Plug-in bridge, pitch: 5.2 mm, number of positions: 2, color: blue
  • Phoenix Contact3036880
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    3036880 - Plug-in bridge, pitch: 5.2 mm, number of positions: 3, color: blue
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  • Phoenix Contact1050004
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    1050004 -
  • Phoenix Contact1050017
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    1050017 -
  • Phoenix Contact1050020
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    1050020 -
  • Phoenix Contact1050033
    1050033
    1050033 -
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    1050415 -
  • Phoenix Contact0818108
    0818108
    0818108 -
  • Phoenix Contact0824581
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    Marker for terminal blocks - UC-TM 5 CUS
  • Phoenix Contact0828734
    0828734
    0828734 -
  • Phoenix Contact0201744
    0201744
    0201744 - Test plug, with solder connection up to 1 mm2 conductor cross section, number of positions: 1, color: gray
  • Phoenix Contact0201663
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    0201663 - Insulating sleeve, color: white
  • Phoenix Contact0201676
    0201676
    0201676 - Insulating sleeve, color: red
  • Phoenix Contact0201689
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    0201689 - Insulating sleeve, color: blue
  • Phoenix Contact0201692
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    0201692 - Insulating sleeve, color: yellow
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    0201702 - Insulating sleeve, color: green
  • Phoenix Contact0201728
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    0201728 - Insulating sleeve, color: gray
  • Phoenix Contact0201731
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    0201731 - Insulating sleeve, color: black
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  • Phoenix Contact3035974
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    3035974 - 4 mm test adapter, for terminal blocks with 5.2 mm and 6.2 mm pitch
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    3035977 - 4 mm test adapter, for terminal blocks with 5.2 mm and 6.2 mm pitch
  • Phoenix Contact3035976
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    3035976 - 4 mm test adapter, for terminal blocks with 5.2 mm and 6.2 mm pitch
  • Phoenix Contact3035978
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    3035978 - 4 mm test adapter, for terminal blocks with 5.2 mm and 6.2 mm pitch
  • Phoenix Contact3035980
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    3035980 - 4 mm test adapter, for terminal blocks with 5.2 mm and 6.2 mm pitch
  • Phoenix Contact3035982
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    3035982 - 4 mm test adapter, for terminal blocks with 5.2 mm and 6.2 mm pitch
  • Phoenix Contact3035979
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    3035979 - 4 mm test adapter, for terminal blocks with 5.2 mm and 6.2 mm pitch
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  • Phoenix Contact3035983
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  • Phoenix Contact3032871
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    3032871 - 4 mm test adapter, for terminal blocks with 5.2 mm, 6.2 mm and 8.2 mm pitch

Why Proax for Phoenix Contact 3044555?

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Additional Information

Pack Size50
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Sold in quantities of 50

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