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WAGO 257-743/999-950

257-743/999-950 WAGO 257-743/999-950

WAGO 257-743/999-950
Part # 257-743/999-950
Manufacturer Wago
GTIN 4055143837125
Condition New
Price: $ 1.11

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Stackable PCB terminal block; push-button; 2.5 mm²; Pin spacing 5/5.08 mm; 1-pole; suitable for Ex-e applications; CAGE CLAMP®; commoning option; 2,50 mm²; light gray
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Stackable PCB terminal block; push-button; 2.5 mm²; Pin spacing 5/5.08 mm; 1-pole; suitable for Ex-e applications; CAGE CLAMP®; commoning option; 2,50 mm²; light gray

Features

  • Modular PCB terminal blocks with push-buttons and CAGE CLAMP® connection
  • Set to metric or inch pin spacing by compressing PCB terminal strips or pulling them apart
  • Ideal for in-the-field wiring thanks to simplified push-button actuation
  • Convenient, tool-free operation

Approvals

  • Physikalisch Technische Bundesanstalt (PTB), ATEx, PTB 06 Atex 1061 UII 2 G Ex eb IIC Gb bzw. I M 2 Ex eb I Mb, EN 60079
  • Brjansker Zertifizierungsstelle, EAC, RU C-DE.AM02.B.00127/19, TP TC 012/2011

Specifications

Ex Information

  • Ratings per: ATEX: PTB 06 ATEX 1061 U / IECEx: PTB 06.0042 U
  • Rated voltage EN (Ex e II): 176 V
  • Rated current (Ex e II): 16 A

Connection 1

  • Connection technology: CAGE CLAMP®
  • Actuation type: Push-button
  • Solid conductor: 0.08 … 2.5 mm² / 28 … 12 AWG
  • Fine-stranded conductor: 0.08 … 2.5 mm² / 28 … 12 AWG
  • Fine-stranded conductor; with insulated ferrule: 0.25 … 1.5 mm²
  • Fine-stranded conductor; with uninsulated ferrule: 0.25 … 1.5 mm²
  • Note (conductor cross-section): 12 AWG: THHN, THWN
  • Strip length: 5 … 6 mm / 0.2 … 0.24 inch
  • Conductor connection direction to PCB: 0 °
  • Pole No.: 1

Physical Data

  • Pin spacing: 5/5.08 mm / 0.197/0.2 inch
  • Width: 7.8 mm / 0.307 inch
  • Height: 24.4 mm / 0.961 inch
  • Height from the surface: 20.4 mm / 0.803 inch
  • Depth: 14.2 mm / 0.559 inch
  • Solder pin length: 4 mm
  • Solder pin dimensions: 0.7 x 0.7 mm
  • Drilled hole diameter with tolerance: 1.1 (+0.1) mm

Pcb Contact

  • PCB Contact: THT
  • Solder pin arrangement: Within the terminal block (in-line)
  • Number of solder pins per potential: 2

Material Data

  • Color: Light gray
  • Material group: I
  • Insulation material: Polyamide (PA66)
  • Flammability class per UL94: V0
  • Clamping spring material: Chrome nickel spring steel (CrNi)
  • Contact material: Electrolytic copper (ECu)
  • Contact plating: Tin-plated
  • Fire load: 0.018 MJ
  • Weight: 1.127 g

Environmental Requirements

  • Limit temperature range: -60 … +105 °C

Commercial Data

  • Packaging type: Box
  • Country of origin Sales Organisation Germany: PL
  • GTIN: 4055143837125
  • Customs tariff number Sales Organisation Germany: 85369010000
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