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Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
3211432
Weight
0.011 kg
Series PTTB

PTTB 2,5-2R BU/NAMUR - Component terminal block

Component terminal block, connection method: Push-in connection, 1st and 2nd level, Rated cross section: 2.5 mm2, cross section: 0.14 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, color: blue

  • The compact design and front connection enable wiring in a confined space
  • The Push-in connection terminal blocks are characterized by the system features of the CLIPLINE complete system and by easy and tool-free wiring of conductors with ferrules or solid conductors
  • In addition to the testing option in the double function shaft, all terminal blocks provide an additional test pick-off
Technical Specifications

Product properties

Number of Connections4
Number of rows2

Insulation characteristics

Overvoltage categoryIII

Electrical properties

Rated Insulation Voltage500 V
Rated surge voltage6 kV
Maximum power dissipation for nominal condition0.77 W
Maximum power dissipation0.4 W (Per component)

Connection data

Number of connections per level2
Nominal cross section2.5 mm²

1st and 2nd level

Stripping length10 mm
Internal cylindrical gageA3
Conductor cross section rigid0.14 mm² ... 4 mm²
Cross section AWG26 ... 12 (converted acc. to IEC)
Conductor cross section flexible0.14 mm² ... 2.5 mm²
Conductor cross section, flexible [AWG]26 ... 14 (converted acc. to IEC)
Conductor cross-section flexible (ferrule without plastic sleeve)0.14 mm² ... 2.5 mm²
Flexible conductor cross section (ferrule with plastic sleeve)0.14 mm² ... 2.5 mm²
2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve0.5 mm²
Nominal cross section2.5 mm²

1st and 2nd level Connection cross sections directly pluggable

Conductor cross section rigid0.34 mm² ... 4 mm²
Conductor cross-section flexible (ferrule without plastic sleeve)0.34 mm² ... 2.5 mm²
Flexible conductor cross section (ferrule with plastic sleeve)0.34 mm² ... 2.5 mm²

Dimensions

Width5.2 mm
End cover width2.2 mm
Height68 mm
Depth45.8 mm
Depth on NS 35/7,547.5 mm
Depth on NS 35/1555 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 ... 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, 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 (operation)20 % ... 90 %
Permissible humidity (storage/transport)30 % ... 70 %

Standards and Regulations

Standards/specificationsIEC 60947-7-1

Mounting

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

Why Proax for Phoenix Contact PTTB 2,5-2R BU/NAMUR?

Proax is an authorized distributor of Phoenix Contact PTTB 2,5-2R BU/NAMUR and one of Phoenix Contact's largest distributors in North America. Our highly skilled in-house technical team is ready to assist with any technical needs.

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Additional Information

Alternate NamesPTTB252RBUNAMUR
Pack Size50
Recommended
Sold in quantities of 50

Available for order