254-551 - Stackable PCB terminal block; 2.5 mm²; Pin spacing 7.5/7.62 mm; 1-pole; PUSH WIRE®; 2,50 mm²; gray
- Brand: Wago
- Product Code: 254-551
Description: Modular terminal blocks with screwdriver-actuated PUSH WIRE® for custom terminal strip assemblies Push-in termination of solid and ferruled, fine-stranded conductors Test socket for 2 mm Ø test plug Save space on the PCB, just 8.9 mm deep
Description: Modular terminal blocks with screwdriver-actuated PUSH WIRE® for custom terminal strip assemblies Push-in termination of solid and ferruled, fine-stranded conductors Test socket for 2 mm Ø test plug Save space on the PCB, just 8.9 mm deep
Electrical data
IEC Approvals
Ratings per | IEC/EN 60664-1 |
Rated voltage (III / 3) | 500 |
Rated impulse voltage (III/3) | 6 |
Rated voltage (III/2) | 630 |
Rated impulse voltage (III/2) | 6 |
Nominal voltage (II/2) | 1000 |
Rated surge voltage (II/2) | 6 |
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) | 10 |
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) | 10 |
Rated voltage CSA (Use Group D) | 300 |
Rated current CSA (Use Group D) | 10 |
Notes
Variants: | Other colors Versions for 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 | 7.5/7.62 mm / 0.295/0.3 inches |
Width | 9.2 mm / 0.362 inches |
Height | 19.7 mm / 0.776 inches |
Height from the surface | 15.7 mm / 0.618 inches |
Depth | 13.5 mm / 0.531 inches |
Solder pin length | 4 |
Solder pin dimensions | 0.5 x 0.75 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 | 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 |
Fire load | 0.024 |
Weight | 1.3 |
Environmental requirements
Limit temperature range | -60 … +105 °C |
Additional Information
Technical Section
CAD data
2D/3D Models 254-551
CAE data
EPLAN Data Portal 254-551
ZUKEN Portal 254-551
PCB Design
Symbol and Footprint 254-551
Compliance Search
Environmental Product Compliance 254-551