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3050317

Official Distributor

By Phoenix Contact

SKU
PHX3050317
MPN
QTCU 2,5-TWIN-MT BU
Weight
0.014 kg
Series QTCU

QTCU 2,5-TWIN-MT BU - Knife-disconnect terminal block

Knife-disconnect terminal block, nom. voltage: 400 V, nominal current: 20 A, connection method: Quick connection, Rated cross section: 2.5 mm2, cross section: 0.5 mm2 - 2.5 mm2, connection method: Screw connection, Rated cross section: 2.5 mm2, cross section: 0.14 mm2 - 6 mm2, mounting: NS 35/7,5, NS 35/15, color: blue

  • The time-saving QUICKON fast connection is used on the control cabinet side
  • The hybrid versions combine the advantages of the different connection technologies
  • The screw connection is used on the connection side
Technical Specifications

Product properties

Number of Connections3
Number of rows1
Potentials1

Insulation characteristics

Overvoltage categoryIII
Degree of pollution3

Electrical properties

Rated surge voltage6 kV
Maximum power dissipation for nominal condition0.77 W

Connection data

Number of connections per level3
Frequency of connections with the same cross section100
Nominal cross section2.5 mm²
Rated cross section AWG14
Material wire insulationPVC / PE
Connection in acc. with standardIEC 60947-7-1
Conductor cross section rigid0.5 mm² ... 2.5 mm²
Cross section AWG20 ... 14 (converted acc. to IEC)
Conductor cross section flexible0.5 mm² ... 2.5 mm²
Conductor cross section, flexible [AWG]20 ... 14 (converted acc. to IEC)
Nominal Current20 A
Maximum Load Current20 A (with a 2.5 mm² conductor cross section)
Nominal Voltage400 V
Nominal cross section2.5 mm²
Screw threadM3
Tightening torque0.6 ... 0.8 Nm
Stripping length9 mm
Connection in acc. with standardIEC 60947-7-1
Conductor cross section rigid0.14 mm² ... 6 mm²
Cross section AWG26 ... 10 (converted acc. to IEC)
Conductor cross section flexible0.14 mm² ... 4 mm²
Conductor cross-section flexible (ferrule without 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, solid0.14 mm² ... 1.5 mm²
2 conductors with same cross section, flexible0.14 mm² ... 1.5 mm²
2 conductors with same cross section, flexible, with ferrule without plastic sleeve0.14 mm² ... 1.5 mm²
2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve0.5 mm² ... 2.5 mm²
Nominal Current20 A
Maximum Load Current20 A (with 2.5 mm² conductor connection cross section)
Nominal Voltage400 V
Nominal cross section2.5 mm²

Dimensions

Width6.2 mm
End cover width2.2 mm

Material specifications

Colorblue
Flammability rating according to UL 94V0
Insulating material groupI
Insulating materialPA
Static insulating material application in cold-60 °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
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 data

Open side panelYes

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 standardIEC 60947-7-1
Connection in acc. with standardIEC 60947-7-1

Mounting

Mounting TypeNS 35/7,5
Mounting TypeNS 35/15
Accessories

Why Proax for Phoenix Contact 3050317?

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Additional Information
Pack Size50
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Price N/A

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