VPU AC II US 4 R 400/50
VPU AC II US 4 R 400/50
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VPU AC II US 4 R 400/50

Surge voltage arrester, Low voltage, Surge protection, with remote contact, TN-C-S, TN-S

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Approvals General ordering data Dimensions and weights Temperatures Environmental Product Compliance Rated data UL Connection data, remote alert General data Insulation coordination acc. to EN 50178 Rated data IEC / EN Connection data Electrical data General data Ratings IECEx/ATEX/cUL 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/0d1637a4-c7dd-4915-8bc8-4c9de8d8b393/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 
UL File Number Search
[UL Website](https://database.ul.com/cgi-bin/XYV/cgifind/LISEXT/1FRAME/gfilenbr.html) 
Certificate no. (cULus)
E354261 

General ordering data

Versione
Surge voltage arrester, Low voltage, Surge protection, with remote contact, TN-C-S, TN-S 
N. d’ordine
2730750000 
Tipo
VPU AC II US 4 R 400/50 
GTIN (EAN)
4050118807356 
수량
1 items

Dimensions and weights

Profondità
68 mm
Depth (inches)
2,677 inch
Depth including DIN rail
76 mm
Posizione verticale
104,5 mm
Height (inches)
4,114 inch
Larghezza
72 mm
Width (inches)
2,835 inch
Altezza di fissaggio
75 mm
Net weight
513 g

Temperatures

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

Environmental Product Compliance

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

Rated data UL

Ambient temperature (operational), max.
85 °C
Rated Voltage UN
400 V
VPR (N-PE)
1 500 V
MCOV (L-PE)
480 V
MCOV (N-PE)
480 V
SCCR
200 kA
In
20 kA
Category
SPD TYPE 1 
Connection cross-section AWG, min.
AWG 14 
Connection cross-section AWG, max.
AWG 6 
Ambient temperature (operational), min.
−40 °C
MODE
all modes 
VPR (L-L)
3 000 V
VPR (L-N)
3 000 V
VPR (L-PE)
1 500 V
Voltage type
AC 
UL Energy Networks
3-phase WYE 

Connection data, remote alert

Connection type
PUSH IN 
Cross-section for connected wire, solid core, max.
1,5 mm²
Cross-section for connected wire, solid core, max. (AWG)
AWG 10 
Cross-section for connected wire, solid core, min.
0,25 mm²
Cross-section for connected wire, solid core, min. (AWG)
AWG 30 
Stripping length
12 mm

General data

IP20 in installed state 
Colour
orange 
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 
Segment
Power distribution 
UL 94 flammability rating
V-0 
Version
Surge protection 
with remote contact 

Insulation coordination acc. to EN 50178

Kategorie rázového napětí
III 
Závažnost znečištění
2 

Rated data IEC / EN

Campo di frequenze, max.
60 Hz
Campo di frequenze, min.
50 Hz
Capacità di estinzione della corrente residua Ifi
Follow current need not be taken into account 
Classe a norma IEC 61643-11
Type II 
Classe di prescrizionesecondo EN 61643-11
T2 
T3 
Coordinamento energetico
Type II 
Type III 
Corrente di scarica Imax. (8/20 µs) (N-PE)
50 kA 
Corrente di scarica Imax. (8/20µs) filo-PE
50 kA 
Corrente di scarica In (8/20 µs) filo-PE
20 kA 
Corrente di scarica In (8/20 µs) N-PE
40 kA 
Corrente nominale di cortocircuito ISCCR
50 kA
Jmenovité napětí (AC)
400 V
Livello di protezione Up con IN (L/N-PE)
≤ 2.3 kV 
Low voltage network
TN-C-S 
TN-S 
Nombre de pôles
4 
Norme
IEC 61643-11 
EN 61643-11 
UL 1449 
NFPA 79 
Prefusibile integrato
No 
Protection level Up at IN (N-PE)
≤ 1.5 kV 
Protezione
No Fuse neccessary ≤315 A gG 
250 A gG @50 kA Isccr 
315 A gG @25 kA Isccr 
Rövid idejű túlfeszültség (feszültségcsúcs) – TOV
581 V
Signalizační kontakt
250 V 1A 1CO 
Svodový proud při Un
0,9 mA
Tempo di reazione / tempo di fallback
≤ 25 ns 
Tensione di rete
400 V / 690 V 
Tensione permanente massima, Uc (AC)
480 V 
Tipo de tensión
AC 
Tipo SPD
T2 

Connection data

Stripping length
18 mm
Wire connection method
Screw connection 
Type of connection
Screw connection 
Stripping length, rated connection
18 mm
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 connection cross section AWG, min.
AWG 16 
Wire connection cross section AWG, max.
AWG 2 
Wire cross-section, solid, min.
1,5 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.
2,5 mm²
Conductor cross-section, flexible, AEH (DIN 46228-1), max.
35 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 
IP20 in installed state 
Colour
orange 
black 

Ratings IECEx/ATEX/cUL

Certificate no. (cULus)
E354261 

Guarantee

Time interval
5 years 

Classifications

ETIM 8.0
EC000941 
ETIM 9.0
EC000941 
ETIM 10.0
EC000941 
ECLASS 14.0
27-17-12-02 
ECLASS 15.0
27-17-12-02