
4-conductor sensor supply terminal block; with colored conductor entries; 2.5 mm²; CAGE CLAMP®; 2,50 mm²; gray
4-conductor sensor supply terminal block; with colored conductor entries; 2.5 mm²; CAGE CLAMP®; 2,50 mm²; gray
Sensor terminal block, 280 Series, CAGE CLAMP®
This sensor terminal block (item number 280-587) simplifies electrical installations. Conductors should only be connected to this sensor terminal block if their strip length is between 8 and 9 mm . Featuring conductor terminals along with CAGE CLAMP®, this product is highly versatile. Our CAGE CLAMP® connection provides a safe and maintenance-free way to connect all types of conductors. You do not need to prepare the conductor in any way, such as crimping ferrules. This sensor terminal block is suitable for conductor cross sections ranging from 0.08 mm² to 2.5 mm².
| Nominal voltage (III/3) | 400 V |
| Rated impulse withstand voltage (III / 3) | 6 kV |
| Rated current | 20 A |
| Legend (ratings) | (III / 3) ≙ Overvoltage category III / Pollution degree 3 |
| Power loss, per pole (potential) | 0.532 W |
| Rated current I<sub>N</sub> for power loss specification | 20 A |
| Resistance value for specified, current-dependent power loss | 0.001 Ω |
| Wiring direction | Front-entry wiring |
| Clamping units | 2 |
| Total number of potentials | 2 |
| Number of levels | 4 |
| Connection technology | CAGE CLAMP® |
| Actuation type | Operating tool |
| Connectable conductor materials | Copper, Aluminum |
| Connectable conductor materials (note) | Terminating Aluminum ConductorsWAGO Spring-Clamp Terminal Blocks are suitable for solid aluminum conductors up to 4 mm²/12 AWG if WAGO “Alu-Plus” Contact Paste 249-130 is used for termination.“Alu-Plus” Contact Paste Advantages:Automatically destroys the oxide film during clamping.Prevents fresh oxidation at the clamping point.Prevents electrolytic corrosion between aluminum and copper conductors (in the same terminal block).Provides long-term protection against corrosion.Using terminal blocks with CAGE CLAMP® Spring Pressure Connection Technology, aluminum conductors must first be cleaned with a blade and then immediately inserted into the clamping units filled with “Alu-Plus” contact paste.It is also possible to apply WAGO “Alu-Plus” additionally on the whole surface of the aluminum conductor before termination.Please note that the nominal currents must be adapted to the reduced conductivity of the aluminum conductors:2.5 mm² = 16 A4 mm² = 22 A |
| Solid conductor | 0.08 … 2.5 mm² / 28 … 12 AWG |
| Fine-stranded conductor | 0.08 … 2.5 mm² / 28 … 12 AWG |
| Note (conductor cross-section) | 12 AWG: THHN, THWN |
| Strip length | 8 … 9 mm / 0.31 … 0.35 inches |
| Wiring direction | Front-entry wiring |
| Width | 6 mm / 0.236 inches |
| Height | 90.5 mm / 3.563 inches |
| Depth from upper-edge of DIN-rail | 63.5 mm / 2.5 inches |
| Design | angled |
| Mounting type | DIN-35 rail |
| Marking level | Center marking |
| Note (material data) | Information on material specifications can be found here |
| Color | gray |
| Material group | I |
| Insulation material (main housing) | Polyamide (PA66) |
| Flammability class per UL94 | V0 |
| Fire load | 0.35 MJ |
| Weight | 13.9 g |
| Processing temperature | -35 … +85 °C |
| Continuous operating temperature | -60 … +105 °C |
| Product Group | 1 (Rail Mounted Terminal Blocks) |
| PU (SPU) | 20 pcs |
| Packaging type | box |
| Country of origin | DE |
| GTIN | 4044918637282 |
| Customs tariff number | 85369010000 |
| UNSPSC | 39121410 |
| eCl@ss 10.0 | 27-14-11-28 |
| eCl@ss 9.0 | 27-14-11-28 |
| ETIM 9.0 | EC000900 |
| ETIM 10.0 | EC000900 |
| ECCN | NO US CLASSIFICATION |
| RoHS Compliance Status | Compliant,No Exemption |
280-587 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Yes — mention it when you request a quote for 280-587 and we'll include express shipping options in our reply.
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 280-587, subject to availability and destination.

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