Properties
| Version | Multi level installation terminal block, PUSH IN, 2.5 mm², 400 V, 24 A, Number of connections: 4, Number of levels: 2, dark beige |
| Order No. | 2668910000 |
| Type | AITB 2.5 BB N-L |
| GTIN (EAN) | 4064675030492 |
| Qty. | 50 items |
| Depth | 50.1 mm |
| Depth (inches) | 1.972 inch |
| Height | 103 mm |
| Height (inches) | 4.055 inch |
| Width | 5.1 mm |
| Width (inches) | 0.201 inch |
| Net weight | 16.556 g |
| Storage temperature | -25 °C...55 °C |
| Continuous operating temp., min. | -60 °C |
| Continuous operating temp., max. | 130 °C |
| Material | Wemid |
| Colour | dark beige |
| Colour of operational elements | orange |
| UL 94 flammability rating | V-0 |
| End cover plate required | Yes |
| Number of potentials | 2 |
| Number of levels | 2 |
| Number of clamping points per level | 2 |
| Rail | TS 35 |
| N-function | No |
| PE function | No |
| PEN function | No |
| Open sides | right |
| Snap-on | Yes |
| Type of mounting | Snap-on |
| Blade size | 0.6 x 3.5 mm |
| Clamping range, max. | 4 mm² |
| Clamping range, min. | 0.14 mm² |
| Connection cross-section, stranded, max. | 4 mm² |
| Connection cross-section, stranded, min. | 0.5 mm² |
| Connection direction | top |
| Gauge to IEC 60947-1 | A3 |
| Number of connections | 4 |
| Stripping length | 10 mm |
| Tube length for twin wire-end ferrule |
|
| Tube length for wire-end ferrule with plastic collar DIN 46228/4 |
|
| Tube length for wire-end ferrule without plastic collar DIN 46228/1 |
|
| Twin wire-end ferrules, max. | 0.75 mm² |
| Twin wire-end ferrules, min. | 0.5 mm² |
| Type of connection | PUSH IN |
| Wire connection cross section AWG, max. | AWG 12 |
| Wire connection cross section AWG, min. | AWG 28 |
| Wire connection cross section, finely stranded, max. | 4 mm² |
| Wire connection cross section, finely stranded, min. | 0.5 mm² |
| Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/1, max. | 4 mm² |
| Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/1, min. | 0.5 mm² |
| Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4, max. | 2.5 mm² |
| Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4, min. | 0.5 mm² |
| Wire connection cross-section, solid core, max. | 4 mm² |
| Wire connection cross-section, solid core, min. | 0.5 mm² |
| Rail | TS 35 |
| Standards | IEC 60947-7-1 |
| Wire connection cross section AWG, max. | AWG 12 |
| Wire connection cross section AWG, min. | AWG 28 |
| Rated cross-section | 2.5 mm² |
| Rated voltage | 400 V |
| Rated DC voltage | 400 V |
| Rated current | 24 A |
| Current at maximum wires | 27 A |
| Standards | IEC 60947-7-1 |
| Volume resistance according to IEC 60947-7-x | 1.33 mΩ |
| Rated impulse withstand voltage | 4 kV |
| Power loss in accordance with IEC 60947-7-x | 0.77 W |
| Rated voltage (L / L) | 400 V |
| Rated voltage (L / N) | 250 V |
| Rated voltage (L / PE) | 250 V |
| Pollution severity | 3 |
| Surge voltage category | III |
| Approval/Certificate/Document of Conformity |
[CB Testreport](https://mdcop.weidmueller.com/mediadelivery/asset/900_252495)
[CE Declaration of Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_199373) [UKCA declaration of conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_284539) |
| Engineering Data | [CAD data -- STEP](https://mdcop.weidmueller.com/mediadelivery/asset/900_205708) |
| Eplan Data Portal | [Eplan data](https://dataportal.eplan.com/part-details/WEI.2668910000) |
| CADENAS eCATALOG | [CAX data](https://weidmueller-embedded.partcommunity.com?catalog=weidmueller_qs&part=2668910000) |
| Tender specification | [Ausschreibungstext AITB 2.5 BB N-L](https://mdcop.weidmueller.com/mediadelivery/asset/900_246167) |
| User Documentation | [BPZL A-INSTA 2.5 mm² 3-tier](https://mdcop.weidmueller.com/mediadelivery/asset/900_229211) |
| Catalogues | [Catalogues in PDF-format](LINK/Catalog.html) |
| ETIM 6.0 | EC001329 |
| ETIM 7.0 | EC001329 |
| ETIM 8.0 | EC001329 |
| ETIM 9.0 | EC001329 |
| ECLASS 9.0 | 27-14-11-25 |
| ECLASS 9.1 | 27-14-11-25 |
| ECLASS 10.0 | 27-14-11-25 |
| ECLASS 11.0 | 27-14-11-25 |
| ECLASS 12.0 | 27-14-11-25 |
| ECLASS 13.0 | 27-25-01-10 |
| Approvals |    |
Accessories
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Item No.:1991890000Packaging unit:50 PC
Test adapter (terminal), 1.5 mm², 250 V, 0.2 A
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Item No.:1991960000Packaging unit:50 PC
Test adapter (terminal), 1.5 mm², 250 V, 0.2 A
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Item No.:2041180000Packaging unit:25 PC
Test adapter (terminal), 1.5 mm², 250 V, 0.2 A
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Item No.:2041190000Packaging unit:25 PC
Test adapter (terminal), 1.5 mm², 250 V, 0.2 A
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Item No.:2749610000Packaging unit:1 PC
Mounting tool, Blade width (B): 3.5 mm, Blade length: 100 mm, Blade thickness (A): 0.6 mm
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Item No.:2007110000Packaging unit:800 PC
Dekafix, Terminal marker, 5 x 5 mm, Weidmueller, white
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Item No.:2669140000Packaging unit:20 PC
Multi level installation terminal block, PUSH IN, 16 mm², 1000 V, 76 A, Number of connections: 2, Number of levels: 1, blue
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Item No.:1854490000Packaging unit:1000 PC
Dekafix, Terminal marker, 5 x 5 mm, Pitch in mm (P): 5.00 Weidmueller, white
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Item No.:0310000000Packaging unit:20 PC
PCB plug-in connector, Accessories, Test plug, red, Number of poles: 1
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Item No.:2635550000Packaging unit:40 PC
Terminal marker, 8 x 5.1 mm, Pitch in mm (P): 5.00 yellow
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Item No.:1527720000Packaging unit:20 PC
Cross-connector (terminal), Plugged, Number of poles: 20, Pitch in mm (P): 5.10, Insulated: Yes, 24 A, orange
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Item No.:1527540000Packaging unit:60 PC
Cross-connector (terminal), Plugged, Number of poles: 2, Pitch in mm (P): 5.10, Insulated: Yes, 24 A, orange
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Item No.:1527690000Packaging unit:20 PC
Cross-connector (terminal), Plugged, Number of poles: 10, Pitch in mm (P): 5.10, Insulated: Yes, 24 A, orange
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Item No.:1527670000Packaging unit:20 PC
Cross-connector (terminal), Plugged, Number of poles: 8, Pitch in mm (P): 5.10, Insulated: Yes, 24 A, orange
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Item No.:1527630000Packaging unit:20 PC
Cross-connector (terminal), Plugged, Number of poles: 6, Pitch in mm (P): 5.10, Insulated: Yes, 24 A, orange
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Item No.:1527620000Packaging unit:20 PC
Cross-connector (terminal), Plugged, Number of poles: 5, Pitch in mm (P): 5.10, Insulated: Yes, 24 A, orange
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Item No.:1527730000Packaging unit:5 PC
Cross-connector (terminal), Plugged, Number of poles: 50, Pitch in mm (P): 5.10, Insulated: Yes, 24 A, orange
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Item No.:1527680000Packaging unit:20 PC
Cross-connector (terminal), Plugged, Number of poles: 9, Pitch in mm (P): 5.10, Insulated: Yes, 24 A, orange
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Item No.:1527590000Packaging unit:60 PC
Cross-connector (terminal), Plugged, Number of poles: 4, Pitch in mm (P): 5.10, Insulated: Yes, 24 A, orange
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Item No.:1527640000Packaging unit:20 PC
Cross-connector (terminal), Plugged, Number of poles: 7, Pitch in mm (P): 5.10, Insulated: Yes, 24 A, orange
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Item No.:1527570000Packaging unit:60 PC
Cross-connector (terminal), Plugged, Number of poles: 3, Pitch in mm (P): 5.10, Insulated: Yes, 24 A, orange