VPU AC I 3+1 255/12.5 LCF MB

low voltage, Surge protection, Surge protection I / II, TN-C-S, TN-S, TT, IT with N, IT without N

Item No. 2976620000

Version	low voltage, Surge protection, Surge protection I / II, TN-C-S, TN-S, TT, IT with N, IT without N
Order No.	2976620000
Type	VPU AC I 3+1 255/12.5 LCF MB
GTIN (EAN)	4099986825895
Qty.	1 items

Storage temperature	-40 °C...85 °C
Operating temperature	-40 °C...85 °C
Humidity at operating temperature	5 - 95% rel. humidity

RoHS Compliance Status	Compliant without exemption
REACH SVHC	No SVHC above 0.1 wt%

Colour	black
Design	Installation housing; 4TE Insta IP 20
Operating altitude	≤ 4000 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	low voltage Surge protection Surge protection I / II

Surge voltage category

I
III

Combined pulse U_OC	6 kV
Discharge current (type III)	3 kA
Discharge current I_max (8/20µs) N-PE	100 kA
Discharge current I_max (8/20µs) wire-PE	50 kA
Discharge current I_n (8/20µs) N-PE	50 kA
Discharge current I_n (8/20µs) wire-PE	20 kA
Energy coordination (≤10 m)	Type I Type II Type III
Follow-on current extinguishing capability I_fi	25 kA
Frequency range, max.	60 Hz
Frequency range, min.	50 Hz
Fuse	No Fuse neccessary ≤250 A gG
Leakage current at U_n	0 µA
Lightning test current I_imp(10/350 µs) (L-PE)	12.5 kA
Lightning test current, I_imp (10/350 µs) (N-PE)	50 kA
Low voltage network	TN-C-S TN-S TT IT with N IT without N
Max. continuous voltage, Uc (AC)	255 V
Max. continuous voltage, Uc (N-PE)	305 V
Number of poles	4
Protection level U_p at I_N (L/N-PE)	≤ 1.5 kV
Protection level U_p at I_N (N-PE)	≤ 1.5 kV
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
Short-circuit current rating I_SCCR	25 kA
Signalling contact	No
Standards	IEC 61643-11 EN 61643-11
Temporary surge voltage (over-voltage) - TOV	442 V
Voltage type	AC

Stripping length	18 mm
Wire connection method	Screw connection
Type of connection	Screw connection
Tightening torque, min.	3 Nm
Tightening torque, max.	4.5 Nm
Clamping range, rated connection	16 mm²
Clamping range, min.	1.5 mm²
Clamping range, max.	35 mm²
Wire cross-section, solid, min.	1.5 mm²
Wire cross-section, solid, max.	35 mm²
Wire connection cross section, finely stranded, min.	1.5 mm²
Wire connection cross section, finely stranded, max.	35 mm²
Conductor cross-section, flexible, AEH (DIN 46228-1), max.	25 mm²
Connection cross-section, stranded, min.	1.5 mm²
Connection cross-section, stranded, max.	35 mm²

Voltage type

Time interval

5 years

Approval/Certificate/Document of Conformity	[EU_Konformitätserklärung / EU_Declaration_of_Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_306730)
Engineering Data	[CAD data -- STEP](https://mdcop.weidmueller.com/mediadelivery/asset/900_313966)
Eplan Data Portal	[Eplan data](https://dataportal.eplan.com/part-details/WEI.2976620000)
CADENAS eCATALOG	[CAX data](https://weidmueller-embedded.partcommunity.com?catalog=weidmueller_qs&part=2976620000)
User Documentation	[Beipackzettel / Instruction sheet](https://mdcop.weidmueller.com/mediadelivery/asset/900_310191)
Catalogues	[Catalogues in PDF-format](LINK/Catalog.html)

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