VPU AC II 1+1 350/50
VPU AC II 1+1 350/50
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VPU AC II 1+1 350/50

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

Item No. 2637030000
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Accessories 4 Spare parts 3 Related products 12
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
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ROHS
Shoda 
UL File Number Search
[Web UL](https://database.ul.com/cgi-bin/XYV/cgifind/LISEXT/1FRAME/gfilenbr.html) 
Certificate No. (cURus)
E3542610000 

General ordering data

Version
Surge voltage arrester, Low voltage, Surge protection, Single-phase, TN, TT, IT with N, IT without N 
Order No.
2637030000 
Type
VPU AC II 1+1 350/50 
GTIN (EAN)
4050118679274 
Qty.
1 ks

Dimensions and weights

Depth
68 mm
Depth (inches)
2.677 inch
Depth including DIN rail
76 mm
Height
90 mm
Height (inches)
3.543 inch
Width
36 mm
Šířka (v palcích)
1.417 inch
Net weight
254 g

Temperatures

Storage temperature
-40 °C...85 °C 
Ambient temperature
-40 °C…85 °C 
Operating temperature
-40 °C...85 °C 
Vlhkost
Rel. vlhkost 5–95 % 

Environmental Product Compliance

RoHS Compliance Status
Compliant without exemption 
REACH SVHC
Ne SVHC nad 0,1 wt% 

Rated data UL

Ambient temperature (operational), max.
85 °C
Rated Voltage UN
277 V
VPR (N-PE)
1,000 V
MCOV (L-PE)
350 V
MCOV (N-PE)
305 V
SCCR
200 kA
In
20 kA
カテゴリー
SPD TYPE 1CA 
Ambient temperature (operational), min.
-40 °C
Certificate No. (cURus)
E3542610000 
MODE
all modes 
VPR (L-N)
1,000 V
VPR (L-PE)
3,000 V
Тип напряжения
Переменный ток 
Энергетические сети UL
Split-Phase 

Connection data, remote alert

Connection type
PUSH IN 

General data

Colour
orange 
black 
blue 
Design
Installation housing; 2TE 
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

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
65 kA 
Discharge current Imax (8/20µs) wire-PE
50 kA 
Discharge current In (8/20µs) N-PE
40 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 
Leakage current at Un
1 µA
Low voltage network
Single-phase 
TN 
TT 
IT with N 
IT without N 
Max. continuous voltage, Uc (AC)
350 V 
Number of poles
2 
Protection level Up at IN (L/N-PE)
≤ 1.75 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 / fallback time
≤ 25 ns 
Short-circuit current rating ISCCR
50 kA
Signalling contact
No 
SPD type
T2 
Standards
IEC 61643-11 
EN 61643-11 
UL 1449 
Temporary surge voltage (over-voltage) - TOV
403 V
Voltage type
AC 

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
Utahovací moment, max.
4.5 Nm
Clamping range, rated connection
16 mm²
Upínací rozsah, min.
1.5 mm²
Upínací rozsah, max.
35 mm²
Průřez propojení AWG, min.
AWG 16 
Průřez propojení AWG, max.
AWG 2 
Průřez vodiče, pevný, min.
1.5 mm²
Průřez vodiče, pevný, max.
35 mm²
Průřez připojení vodičů, jemně stáčené, min.
1.5 mm²
Wire connection cross section, finely stranded, max.
25 mm²
Vezeték csatlakozási keresztmetszet, többeres, névleges csatlakozás, min.
1.5 mm²
Vezeték csatlakozási keresztmetszet, többeres, névleges csatlakozás, max.
35 mm²

Electrical data

Voltage type
AC 

General data

Number of poles
2 
Protection degree
IP20 in installed state 
Szín
narancssárga 
fekete 
kék 

Guarantee

Time interval
5 years 

Important note

Product information

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).ext_blocks--] 

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