Properties
| Version | Surge voltage arrester, Low voltage, Surge protection, Leakage-current-free, with remote contact, TN-C-S, TN-S, TT, IT with N, IT without N |
| Order No. | 2638070000 |
| Type | VPU AC I 3+1 R 275/25 LCF MB |
| GTIN (EAN) | 4050118679496 |
| Qty. | 2 items |
| Depth | 71 mm |
| Depth (inches) | 2.795 inch |
| Height | 99 mm |
| Height (inches) | 3.898 inch |
| Width | 144 mm |
| Width (inches) | 5.669 inch |
| Mounting dimension - height | 76 mm |
| Net weight | 1,079 g |
| Storage temperature | -40 °C...85 °C |
| Operating temperature | -40 °C...85 °C |
| Humidity | 5 - 95% rel. humidity |
| Connection type | Screw connection: pluggable |
| Cross-section for connected wire, solid core, max. | 1.5 mm² |
| Cross-section for connected wire, solid core, min. | 0.14 mm² |
| Max. torque | 0.25 Nm |
| Stripping length | 8 mm |
| Colour | grey |
| Design |
Installation housing; 8 TE
Insta IP 20 |
| Operating altitude | ≤ 2000 m |
| Optical function display | green = OK; red = arrester is defective - replace |
| Protection degree | IP20 in installed state |
| Rail | TS 35 |
| Segment | Power distribution |
| UL 94 flammability rating | V-0 |
| Version |
Surge protection
Leakage-current-free with remote contact |
| Pollution severity | 2 |
| Surge voltage category | II |
| Discharge current Imax (8/20µs) N-PE | 100 kA |
| Discharge current Imax (8/20µs) wire-PE | 100 kA |
| Discharge current In (8/20µs) N-PE | 100 kA |
| Discharge current In (8/20µs) wire-PE | 25 kA |
| Energy coordination (≤10 m) |
Type I
Type II Type III |
| Follow-on current extinguishing capability Ifi | Not available due for technical reasons |
| Frequency range, max. | 60 Hz |
| Frequency range, min. | 50 Hz |
| Fuse |
No Fuse neccessary ≤250 A gG
250 A gL (if back up fuse > 250 A) |
| Leakage current at Un | 1 µA |
| Lightning test current Iimp (10/350 µs) (L-PE) | 25 kA |
| Lightning test current, Iimp (10/350 µs) (N-PE) | 100 kA |
| Low voltage network |
TN-C-S
TN-S TT IT with N IT without N |
| Mains voltage | 230 V / 400 V |
| Max. continuous voltage, Uc (AC) | 275 V |
| Max. continuous voltage, Uc (N-PE) | 255 V |
| Number of poles | 4 |
| PE conductor current IPE | 1 µA |
| Protection level Up at IN (L/N-PE) | ≤ 1.5 kV |
| Protection level Up at IN (N-PE) | ≤ 1.5 kV |
| Rated load current IL | 100 A |
| Rated voltage (AC) | 230 V |
| Requirements category acc. to IEC 61643-11 |
Type I
Type II |
| Requirements class, acc. to EN 61643-11 |
T1
T2 |
| Response time |
≤ 100 ns
≤ 25 ns |
| Short-circuit current rating ISCCR | 50 kA |
| Signalling contact | 250 V 1A 1CO |
| SPD type |
T1
T2 |
| Standards | IEC61643-11, EN61643-11 |
| Temporary surge voltage (over-voltage) - TOV | 438 V |
| Voltage type | 3-phase 230/400 V |
| Stripping length | 15 mm |
| Wire connection method | Clamping yoke |
| Type of connection | Screw connection |
| Stripping length, rated connection | 15 mm |
| Tightening torque, min. | 2 Nm |
| Tightening torque, max. | 3 Nm |
| Clamping range, rated connection | 16 mm² |
| Clamping range, min. | 4 mm² |
| Clamping range, max. | 35 mm² |
| Wire cross-section, solid, min. | 4 mm² |
| Wire cross-section, solid, max. | 35 mm² |
| Wire connection cross section, finely stranded, min. | 4 mm² |
| Wire connection cross section, finely stranded, max. | 25 mm² |
| Conductor cross-section, flexible, AEH (DIN 46228-1), min. | 4 mm² |
| Conductor cross-section, flexible, AEH (DIN 46228-1), max. | 35 mm² |
| Connection cross-section, stranded, min. | 4 mm² |
| Connection cross-section, stranded, max. | 35 mm² |
| Time interval | 5 years |
| Product information |
Only applicable to IT power systems where the earth on the distribution transformer is interconnected with the earth on the consumer side (RE=RA in Figure 44.A1 of IEC 60634-4-44:2018). |
| Approval/Certificate/Document of Conformity | [EU_Konformitätserklärung / EU_Declaration_of_Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_86403) |
| Engineering Data | [CAD data -- STEP](https://mdcop.weidmueller.com/mediadelivery/asset/900_88020) |
| Eplan Data Portal | [Eplan data](https://dataportal.eplan.com/part-details/WEI.2638070000) |
| CADENAS eCATALOG | [CAX data](https://weidmueller-embedded.partcommunity.com?catalog=weidmueller_qs&part=2638070000) |
| User Documentation | [Beipackzettel / Instruction sheet](https://mdcop.weidmueller.com/mediadelivery/asset/900_310191) |
| Catalogues | [Catalogues in PDF-format](LINK/Catalog.html) |
| Product-Icon 10 | [MAM_Cumulus:93390](null) |
| ETIM 6.0 | EC000941 |
| ETIM 7.0 | EC000941 |
| ETIM 8.0 | EC000941 |
| ETIM 9.0 | EC000941 |
| ECLASS 9.0 | 27-13-08-05 |
| ECLASS 9.1 | 27-13-08-05 |
| ECLASS 10.0 | 27-13-08-05 |
| ECLASS 11.0 | 27-13-08-05 |
| ECLASS 12.0 | 27-17-90-90 |
| ECLASS 13.0 | 27-17-90-90 |
| Approvals |  |
| ROHS | Conform |
Accessories
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Item No.:2749890000Packaging unit:1 PC
Screwdriver, Blade width (B): 1 mm, 80 mm, Blade thickness (A): 1
ToolsScrewdriversVDE insulated screwdrivers and setsCrosshead screwdriver Phillips
Spare parts
Lightning and Surge ProtectionAccessoriesVPU Series