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VPU AC II US 1+1 277/50

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

Item No. 2730650000

Properties

General ordering data

Version	Surge voltage arrester, Low voltage, Surge protection, Single-phase, TN, TT, IT with N, IT without N
Order No.	2730650000
Type	VPU AC II US 1+1 277/50
GTIN (EAN)	4050118807455
Qty.	1 items

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
Width (inches)	1.417 inch
Mounting dimension - height	75 mm
Net weight	257 g

Temperatures

Storage 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 U_N	277 V
VPR (N-PE)	1,000 V
MCOV (L-PE)	350 V
MCOV (N-PE)	305 V
SCCR	200 kA
I_n	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-N)	1,000 V
VPR (L-PE)	3,000 V
Voltage type	AC
UL Energy Networks	Split-Phase

General data

Colour	orange black blue
Design	Installation housing; 2TE Insta IP 20
Operating altitude	≤ 4000 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	Surge protection

Insulation coordination acc. to EN 50178

Pollution severity	2
Surge voltage category	III

Rated data IEC / EN

Discharge current I_max (8/20µs) N-PE	65 kA
Discharge current I_max (8/20µs) wire-PE	50 kA
Discharge current I_n (8/20µs) N-PE	40 kA
Discharge current I_n (8/20µs) wire-PE	20 kA
Energy coordination (≤10 m)	Type II Type III
Follow-on current extinguishing capability I_fi	Follow current need not be taken into account
Frequency range, max.	60 Hz
Frequency range, min.	50 Hz
Fuse	No Fuse neccessary ≤315 A gG 250 A gG @50 kA Isccr 315 A gG @25 kA Isccr
Leakage current at U_n	1 µA
Low voltage network	Single-phase TN TT IT with N IT without N
Max. continuous voltage, Uc (AC)	350 V
Max. continuous voltage, Uc (N-PE)	305 V
Number of poles	2
Protection level U_p at I_N (L/N-PE)	≤ 1.75 kV
Protection level U_p at I_N (N-PE)	≤ 1.5 kV
Rated voltage (AC)	277 V
Requirements category acc. to IEC 61643-11	Type II
Requirements class, acc. to EN 61643-11	T2
Response time	≤ 25 ns
Short-circuit current rating I_SCCR	50 kA
Signalling contact	No
SPD type	T2
Standards	IEC 61643-11 EN 61643-11 UL 1449 NFPA 79
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
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 14
Wire connection cross section AWG, max.	AWG 6
Wire cross-section, solid, min.	2.5 mm²
Wire cross-section, solid, max.	35 mm²
Wire connection cross section, finely stranded, min.	4 mm²
Wire connection cross section, finely stranded, max.	35 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.	2.5 mm²
Connection cross-section, stranded, max.	35 mm²

Electrical data

Voltage type

General data

Number of poles	2
Protection degree	IP20 in installed state
Colour	orange black blue

Ratings IECEx/ATEX/cUL

Certificate no. (cULus)

E354261

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).

Downloads

Approval/Certificate/Document of Conformity	[EU_Konformitätserklärung / EU_Declaration_of_Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_157364)
Engineering Data	[CAD data -- STEP](https://mdcop.weidmueller.com/mediadelivery/asset/900_212265)
Eplan Data Portal	[Eplan data](https://dataportal.eplan.com/part-details/WEI.2730650000)
CADENAS eCATALOG	[CAX data](https://weidmueller-embedded.partcommunity.com?catalog=weidmueller_qs&part=2730650000)
User Documentation	[Beipackzettel / Instruction sheet](https://mdcop.weidmueller.com/mediadelivery/asset/900_188076)
Catalogues	[Catalogues in PDF-format](LINK/Catalog.html)

Classifications

ETIM 6.0	EC000941
ETIM 7.0	EC000941
ETIM 8.0	EC000941
ETIM 9.0	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

Approvals

Approvals	![CE](/picture/CE.gif) ![CULUS](/picture/CULUS.gif) ![VDE](/picture/VDE.gif)
ROHS	Conform
UL File Number Search	[UL Website](LINK/UL_search.html)
Certificate no. (cULus)	E354261