VPU AC I 3+1 R 255/12.5 LCF MB
VPU AC I 3+1 R 255/12.5 LCF MB
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Schematic circuit diagram

VPU AC I 3+1 R 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. 2976630000
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Accessories 3 Spare parts 1 Related products 8
Approvals General ordering data Dimensions and weights Temperatures Environmental Product Compliance General data Insulation coordination acc. to EN 50178 Rated data IEC / EN Connection data Electrical data General data Guarantee Classifications

Approvals

Zulassungen
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319222/-S800/-T1z1mm-S80) 
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319263/-S800/-T1z1mm-S80) 
ROHS
Conform 

General ordering data

Ausfuehrung
, low voltage, Surge protection, Surge protection I / II, TN-C-S, TN-S, TT, IT with N, IT without N 
Best.-Nr.
2976630000 
Art
VPU AC I 3+1 R 255/12.5 LCF MB 
GTIN (EAN)
4099986825901 
Qty.
1 items

Dimensions and weights

Depth
65 mm
Depth (inches)
2.559 inch
Höhe
105 mm
Height (inches)
4.134 inch
Breite
72 mm
Width (inches)
2.835 inch
Net weight
432 g

Temperatures

Tárolási hőmérséklet
-40 °C...85 °C 
Ambient temperature
…85 °C 
Üzemi hőmérséklet
-40 °C...85 °C 
Umidità con temperatura d'esercizio
5 - 95% rel. humidity 

Environmental Product Compliance

RoHS megfelelőségi állapot
Compliant without exemption 
REACH SVHC
No SVHC above 0.1 wt% 

General data

Colour
black 
Design
Installation housing; 4TE 
Insta IP 20 
Mounting rail
TS 35 
Operating altitude
≤ 4000 m 
Optical function display
green = OK; red = arrester is defective - replace 
Protection degree
IP20 in installed state 
Segment
Power distribution 
UL 94 flammability rating
V-0 
Version
low voltage 
Surge protection 
Surge protection I / II 

Insulation coordination acc. to EN 50178

Surge voltage category
I 
III 

Rated data IEC / EN

Combined pulse UOC
6 kV
Discharge current (type III)
3 kA
Discharge current Imax (8/20µs) N-PE
100 kA 
Discharge current Imax (8/20µs) wire-PE
50 kA 
Discharge current In (8/20µs) N-PE
50 kA 
Discharge current In (8/20µs) wire-PE
20 kA 
Energy coordination (≤10 m)
Type I 
Type II 
Type III 
Follow-on current extinguishing capability Ifi
25 kA 
Frequency range, max.
60 Hz
Frequency range, min.
50 Hz
Fuse protection
No Fuse neccessary ≤160 A gG 
Integrovaná záložní pojistka
No 
Leakage current at Un
0 µA
Lightning test current Iimp (10/350 µs) (L-PE)
12.5 kA
Lightning test current, Iimp (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 
Number of poles
4 
Protection level Up at IN (L/N-PE)
≤ 1.5 kV 
Protection level Up at IN (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 / fallback time
<100 ns 
Short-circuit current rating ISCCR
25 kA
Signalling contact
250 V 1A 1CO 
Standards
IEC 61643-11 
EN 61643-11 
Temporary surge voltage (over-voltage) - TOV
442 V
Voltage type
AC 

Connection data

Stripping length
18 mm
Wire connection method
Screw connection 
Type of connection
Screw connection 
Coppia di serraggio, min.
3 Nm
조임 토크, 최대
4.5 Nm
Clamping range, rated connection
16 mm²
Clamping range, min.
1.5 mm²
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.
25 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

Electrical data

Voltage type
AC 

General data

Number of poles
4 
Protection degree
IP20 in installed state 
Colour
black 

Guarantee

Time interval
5 years 

Classifications

ETIM 8.0
EC001457 
ETIM 9.0
EC001457 
ETIM 10.0
EC001457 
ECLASS 14.0
27-17-12-04 
ECLASS 15.0
27-17-12-04