VPU AC II 3 480/50
VPU AC II 3 480/50
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Schematic circuit diagram

VPU AC II 3 480/50

Surge voltage arrester, Low voltage, Surge protection, TN-C, IT without N

Cikkszám 2591250000
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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 Guarantee Important note Product images 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/33feeb02-46e9-4a14-9d79-8ec5ee409fe3/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. (cURus)
E354261 

General ordering data

Version
Surge voltage arrester, Low voltage, Surge protection, TN-C, IT without N 
Order No.
2591250000 
Type
VPU AC II 3 480/50 
GTIN (EAN)
4050118599688 
Množství
1 items

Dimensions and weights

Depth
68 mm
Profondeur (pouces)
2,677 inch
Depth including DIN rail
76 mm
Height
90 mm
Höhe (inch)
3,543 inch
Width
54 mm
Width (inches)
2,126 inch
Net weight
396 g

Temperatures

Storage temperature
-40 °C...85 °C 
Ambient temperature
-40 °C…85 °C 
Operating temperature
-40 °C...85 °C 
Humidité
5 - 95 % d'humidité rel. 

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
Jmenovité napětí UN
400 V
MCOV (L-PE)
480 V
SCCR
200 kA
In
20 kA
Category
SPD TYPE 1CA 
Ambient temperature (operational), min.
−40 °C
Certificate No. (cURus)
E354261 
MODE
all modes 
VPR (L-L)
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 

General data

Colour
orange 
black 
Design
Installation housing; 3TE 
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
Surge protection 

Insulation coordination acc. to EN 50178

Catégorie de surtension
III 
Degré de pollution
2 

Rated data IEC / EN

Antal poler
3 
Contatto di segnalazione
No 
Discharge current (type III)
3 kA
Discharge current Imax (8/20µs) wire-PE
50 kA 
Discharge current In (8/20µs) wire-PE
20 kA 
Energy coordination (≤10 m)
Type II 
Type III 
Follow-on current extinguishing capability Ifi
Follow current need not be taken into account 
Frequency range, max.
60 Hz
Frequency range, min.
50 Hz
Fuse protection
No Fuse neccessary ≤315 A gG 
250 A gG @50 kA Isccr 
315 A gG @25 kA Isccr 
Integrated back-up fuse
No 
Low voltage network
TN-C 
IT without N 
Mains voltage
400 V / 690 V 
Max. continuous voltage, Uc (AC)
480 V 
Protection level Up at IN (L/N-PE)
≤ 2.3 kV 
Requirements category acc. to IEC 61643-11
Typ II 
Typ III 
Requirements class, acc. to EN 61643-11
T2 
T3 
Rodzaj napięcia
AC 
Short-circuit current rating ISCCR
50 kA
SPD type
T2 
Standards
IEC 61643-11 
EN 61643-11 
UL 1449 
Svarstid/reservtid
≤ 25 ns 
Szivárgási áram U feszültségnéln
0,7 mA
Temporär överspänning - TOV
581 V
Tension de choc combiné UOC
6 kV
정격 전압(AC)
400 V

Connection data

Stripping length
18 mm
Metoda připojení vodiče
Screw connection 
Typ připojení
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
Leiteranschlussquerschnitt AWG, min.
AWG 16 
Section de raccordement du conducteur, AWG, max.
AWG 2 
Sezione di collegamento cavo, rigido, min.
1,5 mm²
Przekrój przyłącza przewodu, jednodrutowy, max.
35 mm²
Сечение подсоединяемого провода, тонкий скрученный, мин.
1,5 mm²
Сечение подключаемого проводника, тонкопроволочного, макс.
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
3 
Protection degree
IP20 in installed state 
Colour
orange 
black 

Guarantee

Time interval
5 years 

Important note

Product information
For use in DC applications, please use the fuse of SIBA Type NH2XL aR/aSF DC 1500 V 
Notes
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). 

Product images

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