VPU AC II+III 1+1 R 275/20 S
VPU AC II+III 1+1 R 275/20 S
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VPU AC II+III 1+1 R 275/20 S

Surge voltage arrester, Low voltage, with remote contact, Single-phase, TN, TT, IT with N, IT without N

Item No. 2907940000
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Approvals General ordering data Dimensions and weights Temperatures Environmental Product Compliance 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 Classifications

Approvals

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

General ordering data

Version
Surge voltage arrester, Low voltage, with remote contact, Single-phase, TN, TT, IT with N, IT without N  
Order No.
2907940000  
Type
VPU AC II+III 1+1 R 275/20 S  
GTIN (EAN)
4099986189980  
Qty.
1  items

Dimensions and weights

Depth
70  mm
Depth (inches)
2.756  inch
Height
105  mm
Height (inches)
4.134  inch
Width
18  mm
Width (inches)
0.709  inch
Net weight
249  g

Temperatures

Operating temperature
-40 °C...85 °C  

Environmental Product Compliance

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

Connection data, remote alert

Connection type
Screw connection  
Cross-section for connected wire, solid core, max.
1.5  mm²
Cross-section for connected wire, solid core, min.
0.2  mm²
Max. torque
0.4  Nm
Stripping length
5  mm

General data

Colour
grey  
Design
Installation housing; 1TE  
Insta IP 20  
Operating altitude
≤ 2000 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
with remote contact  

Insulation coordination acc. to EN 50178

Pollution severity
2  
Surge voltage category
III  

Rated data IEC / EN

Combined pulse UOC
6  kV
Discharge current (type III)
3  kA
Discharge current Imax (8/20µs) N-PE
40 kA  
Discharge current Imax (8/20µs) wire-PE
20 kA  
Discharge current In (8/20µs) N-PE
20 kA  
Discharge current In (8/20µs) wire-PE
10 kA  
Energy coordination (≤10 m)
Type II  
Type III  
Frequency range, max.
60  Hz
Frequency range, min.
50  Hz
Fuse
No Fuse neccessary ≤100 A gG  
Integrated back-up fuse
No  
Low voltage network
Single-phase  
TN  
TT  
IT with N  
IT without N  
Max. continuous voltage, Uc (AC)
275 V  
Max. continuous voltage, Uc (N-PE)
255  V
Number of poles
2  
Protection level Up at IN (L/N-PE)
≤ 1.25 kV  
Protection level Up at IN (N-PE)
≤ 1.5 kV  
Rated voltage (AC)
230  V
Requirements category acc. to IEC 61643-11
Type II  
Type III  
Requirements class, acc. to EN 61643-11
T2  
T3  
Response time
≤ 25 ns  
Short-circuit current rating ISCCR
25  kA
Signalling contact
250 V / 0,5 A  
Standards
IEC 61643-11  
EN 61643-11  
Temporary surge voltage (over-voltage) - TOV
335  V
Voltage type
AC  
Protection level Up at IN (L-PE) (type III)
≤1 kV  
Protection level Up at IN (N-PE) (type III)
≤1 kV  

Connection data

Conductor connection cross-section PE, solid, max.
35  mm²
Conductor connection cross-section PE, stranded, max.
35  mm²
Stripping length
13  mm
Wire connection method
Screw connection  
Type of connection
Screw connection  
Stripping length, rated connection
13  mm
Tightening torque, min.
1.2  Nm
Tightening torque, max.
2  Nm
Clamping range, rated connection
10  mm²
Clamping range, min.
2.5  mm²
Clamping range, max.
35  mm²
Wire cross-section, solid, min.
2.5  mm²
Wire cross-section, solid, max.
10  mm²
Wire connection cross section, finely stranded, min.
2.5  mm²
Wire connection cross section, finely stranded, max.
6  mm²
Connection cross-section, stranded, min.
2.5  mm²
Connection cross-section, stranded, max.
10  mm²

Electrical data

Voltage type
AC  

General data

Number of poles
2  
Protection degree
IP20 in installed state  
Colour
grey  

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  

Classifications

ETIM 6.0
EC000941  
ETIM 7.0
EC000941  
ETIM 8.0
EC000941  
ETIM 9.0
EC000941  
ETIM 10.0
EC000941  
ECLASS 9.0
27-13-08-05  
ECLASS 9.1
27-13-08-05  
ECLASS 10.0
27-13-08-05  
ECLASS 11.0
27-13-08-05  
ECLASS 12.0
27-17-90-90  
ECLASS 13.0
27-17-90-90  
ECLASS 14.0
27-17-90-90  
ECLASS 15.0
27-17-90-90