Data Sheet

ManualsBrandsWAGO ManualsConnectorsWAGO Spring-loaded terminal 2.50 mm² Number of pins 16 Light grey 20 pc(s)

Data sheet | Item number:257-666/000-009/999-950

PCB terminal block; Push-button; 2.5 mm²; Pin spacing 10/10.16 mm; 16-

pole; suitable for Ex-e applications; CAGE CLAMP®; commoning option

www.wago.com/257-666/000-009/999-950

06.12.2018Page /1 6

L = (pole no. x pin spacing) + 2.9mm

Color:

Item description

Terminal strips with push-button actuated CAGE CLAMP

Set to metric or inch pin spacing by compressing terminal strips together or pulling them apart

Ideal for in-the-field wiring thanks to simplified push-button actuation

Convenient, tool-free operation

Data

Electrical data

Rated voltage EN (Ex e II) 440 V

Rated current (Ex e II) 16 A

Connection data

Connection technology

CAGE CLAMP

Actuation type Push-button, angled

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 ferrule with plastic collar 0.25 … 1.5 mm²

Fine-stranded conductor with ferrule without plastic collar 0.25 … 1.5 mm²

Strip length 5 … 6 mm / 0.2 … 0.24 Inch

Summary of content (6 pages)

PAGE 1
Data sheet | Item number: 257-666/000-009/999-950 PCB terminal block; Push-button; 2.5 mm²; Pin spacing 10/10.16 mm; 16pole; suitable for Ex-e applications; CAGE CLAMP®; commoning option www.wago.com/257-666/000-009/999-950 L = (pole no. x pin spacing) + 2.
PAGE 2
Data sheet | Item number: 257-666/000-009/999-950 www.wago.com/257-666/000-009/999-950 Strip length 5 … 6 mm / 0.2 … 0.24 Inch Conductor entry angle to the PCB 0° No. of poles 16 Total number of connection points 16 Total number of potentials 16 Number of connection types 1 Number of levels 1 Geometrical Data Pin spacing 10/10.16 mm / 0.394/0.4 inch Width 162.9 mm / 6.413 inch Height 24.2 mm / 0.953 inch Height from the surface 20.2 mm / 0.795 inch Depth 14.2 mm / 0.
PAGE 3
Data sheet | Item number: 257-666/000-009/999-950 www.wago.com/257-666/000-009/999-950 GTIN 4017332629447 Customs Tariff No. 85369010000 Product Group 4 (Printed Circuit) Approvals / Certificates Ex-Approvals Logo Approval Certificate name AEx UL International Germany GmbH c/o Physikalisch Technische Bundesanstalt E185892 sec.3 ATEX Physikalisch Technische Bundesanstalt (PTB) PTB 06 ATEX 1061 U ( Ex e II bzw.I M2 Ex e I or II 2 D) Compatible products ferrule Item no.
PAGE 4
Data sheet | Item number: 257-666/000-009/999-950 www.wago.com/257-666/000-009/999-950 Ferrule; Sleeve for 0.75 mm² / AWG 20; uninsulated; electro-tin plated; electrolytic copper; gastight crimped; acc. to DIN 46228, Part 1/08.92 www.wago.com/216-142 Item no.: 216-143 Ferrule; Sleeve for 1 mm² / AWG 18; uninsulated; electro-tin plated; electrolytic copper; gastight crimped; acc. to DIN 46228, Part 1/08.92 www.wago.com/216-143 Item no.: 216-144 Ferrule; Sleeve for 1.
PAGE 5
Data sheet | Item number: 257-666/000-009/999-950 www.wago.com/257-666/000-009/999-950 acc. to DIN 46228, Part 4/09.90 Item no.: 216-264 Ferrule; Sleeve for 1.5 mm² / AWG 16; insulated; electro-tin plated; electrolytic copper; gastight crimped; acc. to DIN 46228, Part 4/09.90 www.wago.com/216-264 Item no.: 216-284 Ferrule; Sleeve for 1.5 mm² / AWG 16; insulated; electro-tin plated; electrolytic copper; gastight crimped; acc. to DIN 46228, Part 4/09.90 www.wago.com/216-284 Item no.
PAGE 6
Data sheet | Item number: 257-666/000-009/999-950 www.wago.com/257-666/000-009/999-950 Item no.: 210-720 Operating tool with partially insulated shaft; Type 2, blade (3.5 x 0.5) mm www.wago.com/210-720 Downloads smartDATA PCB libraries TARGET Library for WAGO PCB Terminal Blocks Compatible with TARGET PCB Design Software Version 17.x DesignSpark Library for WAGO PCB Terminal Blocks Compatible with DesignSpark PCB Version 4.