257-747 - Stackable PCB terminal block; push-button; 2.5 mm²; Pin spacing 5/5.08 mm; 1-pole; CAGE CLAMP®; commoning option; 2,50 mm²; light green
- Brand: Wago
- Product Code: 257-747
Description: PCB terminal blocks with push-buttons and CAGE CLAMP® connection Versions with Ex approval 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
Description: PCB terminal blocks with push-buttons and CAGE CLAMP® connection Versions with Ex approval 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
- Available Quantity: 0
$0.73
Electrical data
IEC Approvals
Ratings per | IEC/EN 60664-1 |
Rated voltage (III / 3) | 250 |
Rated impulse voltage (III/3) | 4 |
Rated voltage (III/2) | 320 |
Rated impulse voltage (III/2) | 4 |
Nominal voltage (II/2) | 630 |
Rated surge voltage (II/2) | 4 |
Rated current | 24 |
Legend (ratings) | (III / 2) ≙ Overvoltage category III / Pollution degree 2 |
UL Approvals
Approvals per | UL 1059 |
Rated voltage UL (Use Group B) | 300 |
Rated current UL (Use Group B) | 15 |
Rated voltage UL (Use Group D) | 300 |
Rated current UL (Use Group D) | 10 |
CSA Approvals
Approvals per | CSA |
Rated voltage CSA (Use Group B) | 300 |
Rated current CSA (Use Group B) | 15 |
Rated voltage CSA (Use Group D) | 300 |
Rated current CSA (Use Group D) | 10 |
Notes
Variants: | Other colors Versions for Ex e II and Ex i Other versions (or variants) can be requested from WAGO Sales or configured at https://configurator.wago.com/. |
Connection data
Total number of connection points | 1 |
Total number of potentials | 1 |
Number of connection types | 1 |
Number of levels | 1 |
Physical data
Pin spacing | 5/5.08 mm / 0.197/0.2 inches |
Width | 7.8 mm / 0.307 inches |
Height | 24.4 mm / 0.961 inches |
Height from the surface | 20.4 mm / 0.803 inches |
Depth | 14.2 mm / 0.559 inches |
Solder pin length | 4 |
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
Note (material data) | |
Color | light green |
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 |
Fire load | 0.018 |
Weight | 1.1 |
Environmental requirements
Limit temperature range | -60 … +105 °C |
Additional Information
Technical Section
Gebrückte Klemmenleisten für Leiterplatten
CAD data
2D/3D Models 257-747
CAE data
EPLAN Data Portal 257-747
ZUKEN Portal 257-747
PCB Design
Symbol and Footprint 257-747
Compliance Search
Environmental Product Compliance 257-747