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

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
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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

Approvals
![](https://assets.dam.weidmueller.com/assets/api/98e12ea5-58f4-450a-9983-f439987b3951/DAP_Master_ICON,w_80,q_80) 
![](https://assets.dam.weidmueller.com/assets/api/756ea985-024d-4142-85a7-acc2e9775394/DAP_Master_ICON,w_80,q_80) 
ROHS
Conform 

General ordering data

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

Dimensions and weights

Depth
65 mm
Depth (inches)
2,559 inch
Height
90 mm
Height (inches)
3,543 inch
Width
72 mm
Width (inches)
2,835 inch
Net weight
430 g

Temperatures

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

Environmental Product Compliance

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

General data

IP20 in installed state 
Barwny
black 
Klasa palności wg UL 94
V-0 
Optical function display
green = OK; red = arrester is defective - replace 
Szegmens
Power distribution 
Versione
low voltage 
Surge protection 
Surge protection I / II 
Рабочая высота
≤ 4000 m 
Укомплектованная монтажная рейка
TS 35 
설계
Installation housing; 4TE 
Insta IP 20 

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 ≤250 A gG 
Integrated back-up fuse
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 
Max. continuous voltage, Uc (N-PE)
305 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
No 
Standards
IEC 61643-11 
EN 61643-11 
Temporary surge voltage (over-voltage) - TOV
442 V
Voltage type
AC 

Connection data

Longitud de desaislado
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.
25 mm²
Conductor cross-section, flexible, AEH (DIN 46228-1), max.
25 mm²
Connection cross-section, stranded, min.
1,5 mm²
Průřez připojení vodičů, splétané, max.
35 mm²

Electrical data

Typ napětí
AC 

General data

Number of poles
4 
IP20 in installed state 
Colour
black 

Guarantee

Période
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