push-button - Item No: 255-40 Modular PCB terminal block; 2 solder pins/pole; -pole; pin spacing 5/508 mm / 02 in; with push-button Item No: 255-40 Modular PCB terminal block; 2 solder pins/pole; -pole; pin spacing 5/508 mm / 02 in; with push-button Marking Business data Supplier WAGO Item no 255-40 GTIN / EAN 404498658492 Content Order amount 00 Customer item number Notes Modular terminal blocks with push-button actuated CAGE CLAMP Also available with Ex e approvalset to metric or inch pin spacing by compressing terminal strips together or pulling them apartideal for in-the-field wiring thanks to simplified push-button actuationconvenient, tool-free operation Technical data Miscellaneous No of Poles Total number of connection points Total number of potentials Color gray Ratings according to IEC/EN 60664- Overvoltage category EN III Pollution degree () 2
push-button - Item No: 255-40 Technical data Rated voltage EN () [V] Rated surge voltage () [kv] Nominal current [A] Overvoltage category EN 2 320 [V] 4 [kv] 24 [A] II Degree of pollution (2) 2 Rated voltage EN (2) [V] Rated surge voltage (2) [kv] Nominal current (2) [A] Overvoltage category EN 3 630 [V] 4 [kv] 24 [A] III Degree of pollution (3) 3 Rated voltage EN (3) [V] Rated surge voltage (3) [kv] Nominal current (3) [A] Connection technology () Solid sizes Fine-stranded wires Fine-stranded wires with insulated ferrule Fine-stranded wires with uninsulated ferrule Strip length 320 [V] 4 [kv] 24 [A] CAGE CLAMP 008 25 mm² / 28 2 AWG 008 25 mm² / 28 2 AWG 025 5 mm² / 025 5 mm² / 5 6 mm / 02 024 in Conductor entry angle to the PCB (degrees) [ ] 90 [ ] Type of wiring Solder pin length [mm] Solder pin width A [mm] Solder pin width B [mm] Drilled hole diameter [mm] [mm] Tolerance of drilled hole diameter [mm] [mm] Material group Front-entry wiring 4 [mm] 07 [mm] 07 [mm] [mm] +0 [mm] I Insulating material Polyamide 66 (PA 66) Flammability rating per UL 94 V0 Lower limit temperature [C] -60 [C] Upper temperature limit [C] Clamping spring material Contact material Contact plating 05 [C] Chrome-nickel spring steel (CrNi) Electrolytic copper (Ecu) tin-plated 2
push-button - Item No: 255-40 Technical data Fire load [MJ] Weight [g] Height [mm] Altitude [in] Pin spacing from [mm] Pin spacing up to [mm] 007 [MJ] 4 [g] 42 [mm] 0559 [in] 5 [mm] 508 [mm] Pin spacing from [in %] 097 [in %] Pin spacing up to [in] 02 [in] Approbation Item No Registration Registration no Voltage [V] Current [A] Cross section [mm², AWG] 255-40 ABS 04-HG469925/- PDA 500/250 6 0,5-2,5 255-40 BV 95/A0 500/250 6 0,08-2,5 255-40 CCA 26058440 250 24 008-250 255-40 CCA 2693304 500 25 008-250 255-40 CCA NL6248 250 24 0,08-2,5 255-40 CCA NTR NL-746 250 24 008-250 255-40 CSA 8677-45 300 5 28-2 255-40 DNV E-925 500/250 6 0,08-2,5 255-40 GL 7296-00HH 500/250 6 0,5-2,5 255-40 KEMA 2020402 250 6 0,5-2,5 255-40 UL E4572 300 0 28-2 Accessories End plate Item no Description Pack unit (Sub Pack) 255-00 End plate; snap-fit type; mm thick 00 3
push-button - Item No: 255-40 Accessories General accessory Item no Description Pack unit (Sub Pack) 20-657 Operating tool with partially insulated shaft; blade (35 x 05) mm; short; suitable for 260, 26, 262, 264, 270, 280, 28, 869, 870 and 880 Series 20-658 Operating tool with partially insulated shaft; blade (35 x 05) mm; short; angled; particularly suitable for 280 Series actuator and sensor terminal blocks and also for Series 260, 26, 262, 264, 280, 28, 869, 870, 880, 2002, 20-720 Operating tool with partially insulated shaft; Type 2, blade (35 x 05) mm; suitable for 260, 26, 262, 264, 270, 280, 28, 290, 775, 776, 777, 769, 780, 78, 869, 870, 880, 2002, 2003, 2004, 2005 and 2022 Series 255-80 Spacer; for doubling the pin spacing; 5/508 mm thick 00 249-0 Test plug adapter; suitable for 255, 256, 257 Series PCB terminal blocks; -pole; pin spacing 25 5 mm / 097 in 249- Test plug adapter; suitable for 255, 256, 257 Series PCB terminal blocks; -pole; pin spacing 25 508 mm / 02 in 4
push-button - Item No: 255-40 Images & drawings 5
push-button - Item No: 255-40 Address Hansastr 27 32423 Minden Telefon: 057/887-0 Fax: 057/887-69 http://wwwwagocom Technische Änderungen und Irrtümer vorbehalten 6