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Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
PTTB 2,5 BU
Series PTTB

Double-level terminal block - PTTB 2,5 BU

Double-level terminal block, nom. voltage: 500 V, nominal current: 22 A, 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 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
  • The compact design and front connection enable wiring in a confined space
  • In addition to the testing facility in the double function shaft, all terminal blocks provide an additional test connection
  • Tested for railway applications
Technical Specifications

General

Number of rows2
Number of Connections4
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
Rated surge voltage6 kV
Degree of pollution3
Overvoltage categoryIII
Insulating material groupI
Maximum power dissipation for nominal condition0.77 W
Connection in acc. with standardIEC 60947-7-1
Nominal current IN22 A (with 2.5 mm² conductor connection cross section)
Maximum Load Current26 A (with 4 mm² conductor cross section, rigid)
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
Smoke gas toxicity NFPA 130 (SMP 800C)passed
Calorimetric heat release NFPA 130 (ASTM E 1354)28 MJ/kg
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
Length68 mm
Height45.8 mm
Height NS 35/7,547.5 mm
Height NS 35/1555 mm

Connection data

Connection MethodPush-in connection
Conductor cross section solid min.0.14 mm²
Conductor cross section solid max.4 mm²
Conductor cross section flexible min.0.14 mm²
Conductor cross section flexible max.4 mm²
Conductor cross section AWG min.26
Conductor cross section AWG max.12
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
Two conductors with the same cross section, flexible, with TWIN ferrules, with plastic sleeve, maximum0.5 mm²
Stripping length8 mm ... 10 mm
Internal cylindrical gageA4
Stripping length8 mm ... 10 mm

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
Accessories

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Additional Information

Pack Size50
Recommended
Sold in quantities of 50

Available for order

Phoenix Contact Availability