PVN DC 2I 1O 1MPP SPD2R WM4 11
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PVN DC 2I 1O 1MPP SPD2R WM4 11
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PVN DC 2I 1O 1MPP SPD2R WM4 11
PVN DC 2I 1O 1MPP SPD2R WM4 11
PVN DC 2I 1O 1MPP SPD2R WM4 11
PVN DC 2I 1O 1MPP SPD2R WM4 11
PVN DC 2I 1O 1MPP SPD2R WM4 11

PVN DC 2I 1O 1MPP SPD2R WM4 11

Photovoltaics, Combiner Box, PV Next, 1100 V, 1 MPP, 2 Inputs / 1 Output per MPP, Surge protection II, WM4C

Item No. 2791940000
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Accessories 15 Is accessory of 3 Counterparts 7 Spare parts 1 Related products 55
Approvals General ordering data Dimensions and weights Temperatures Environmental Product Compliance Included in delivery Guarantee Electrical characteristics Enclosure General data Inputs Outputs Surge protection DC side DC load break switch Important note Classifications Tender specification sheets

Approvals

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

General ordering data

Version
Photovoltaics, Combiner Box, PV Next, 1100 V, 1 MPP, 2 Inputs / 1 Output per MPP, Surge protection II, WM4C 
Order No.
2791940000 
Type
PVN DC 2I 1O 1MPP SPD2R WM4 11 
GTIN (EAN)
4064675072980 
Qty.
1 items

Dimensions and weights

Depth
132 mm
Depth (inches)
5.197 inch
Height
234 mm
Height (inches)
9.213 inch
Width
200 mm
Width (inches)
7.874 inch
Net weight
1,630 g

Temperatures

Ambient temperature
-40 °C…50 °C 
Humidity
5...95 %, no condensation 

Environmental Product Compliance

RoHS Compliance Status
Compliant 
REACH SVHC
Lead 7439-92-1 
SCIP
bdab5698-6a20-4370-8e28-8810d882d01a 

Included in delivery

Included accessories
  • Article:
    Mounting foot
  • Quantity:
    4

Guarantee

Time interval
5 years 

Electrical characteristics

Current per Maximum Power Point, max.
30 A
Rated DC voltage
1,100 V
Rated short-term current resistance
  • Rated current:
    37.5 A

Enclosure

Connection type string
Plug WM4C 
Enclosure attachment
Via mounting foots 
Impact resistance
IK08 in accordance with IEC 62208 
IK10 in accordance with IEC 62262 
Insulating material
Polycarbonate 
Polyester glass-fibre reinforced, Polycarbonate 
Protection class
II 
Type of mounting
Wall mounting 
4 screws 

General data

Installation location
Protected outdoor area (Land and Sea) 
Protection degree
IP65 
Standards
EN 61643-31 

Inputs

Amount of maximum power points (MPP)
1 
DC Input + & -
  • Wire connection:
    • Type of connection:
      WM4C plug-in connector
    • Compatible cable crossection:
      EN 50618:2015
    • Wire cross-section, min.:
      4 mm²
    • Wire cross-section, max.:
      6 mm²
Functional earth connector
  • Cable entry:
    • Number of cable entries:
      1
  • Wire connection:
    • Type of connection:
      Tension clamp connection with actuator
    • Flexible, max. H05(07) V-K:
      25 mm²
    • w. wire end ferrule, DIN 46228 pt 1, max.:
      16 mm²
Fuse type
Neither fuse cartridge nor holder 
Fuses
No 
Max. number of DC inputs
per Maximum Power Point 2 inputs connected in parallel 
Number of conduit inlets
2 
Number of string inputs per MPP
≤ 2 
Surge protection auxiliary contact
  • Cable entry:
    • Number of cable entries:
      1
  • Wire connection:
    • Type of connection:
      Tension clamp connection with actuator
    • Flexible, max. H05(07) V-K:
      1.5 mm²
    • w. wire end ferrule, DIN 46228 pt 1, max.:
      1.5 mm²
Number of inputs
2 

Outputs

DC Output + & -
  • Wire connection:
    • Type of connection:
      WM4C plug-in connector
    • Compatible cable crossection:
      TÜV 2 Pfg1169/08.07
    • Wire cross-section, min.:
      4 mm²
    • Wire cross-section, max.:
      6 mm²
Max. number of DC outputs
per Maximum Power Point 1 output 

Surge protection DC side

Discharge current In (8/20 µs)
20 kA 
Discharge current, max. (8/20 µs)
40 kA
Maximum continuous operating voltage DC UCPV mode +/-, -/PE, +/PE
1,100 V
Protection level Up (+/-)
≤ 3.8 kV 
Protection level Up (+/PE)
≤ 3.8 kV 
Protection level Up (-/PE)
≤ 3.8 kV 
PV system voltage, max. Ucpv
1,100 V
Requirements class
Type II 
Short-circuit curent ISCPV
11,000 A
Standards
EN 61643-31 
Total discharge current Itotal ( 8/20µs)
50 kA

DC load break switch

Switch disconnector execution
no switch 
Voltage type
DC 

Important note

Product information
The SCIP number was assigned due to a lead content of more than 0.1 % of the net weight.

Safe use instruction according to ECHA:
The identification of the hazardous substance is sufficient to allow safe use of the article throughout its life cycle, including the service life, disassembly and waste/recycling phase 

Classifications

ETIM 6.0
EC002928 
ETIM 7.0
EC002928 
ETIM 8.0
EC003857 
ETIM 9.0
EC003857 
ETIM 10.0
EC003857 
ECLASS 9.0
22-57-92-03 
ECLASS 9.1
22-57-02-90 
ECLASS 10.0
22-57-02-90 
ECLASS 11.0
22-57-02-92 
ECLASS 12.0
22-57-02-92 
ECLASS 13.0
22-57-02-92 
ECLASS 14.0
22-57-02-92 
ECLASS 15.0
22-57-02-92 

Tender specification sheets

Long specification

Combiner box for inverters with 1 MPP tracker, suitable for protecting the DC side of a photovoltaic system according to EN 51543-32.

MPP1:
2 inputs, connection via WM4 C connector, compatible with cable type TÜV 2 Pfg1169/08.07 / EN 50618:2063
1 output, connection via WM4 C connector, compatible with cable type TÜV 2 Pfg1169/08.07 / EN 50618:2063

Max. string voltage Uoc: 1100V
1 class/type II arrester with signal contact
Connection of the signal contact via cable glands (8-12mmØ) max. conductor cross-section: 1.5mm²
Connection of the functional earth via cable glands (8-12mmØ) Conductor cross-section: 16-25mm²
Protection class: IP65
All built into a glas fibre reinforced polyester housing. Dimensions HxWxD: 234x200x132 mm

Approval according to low voltage switchgear and controlgear IEC 61439-1:2011 and EN 61439-2:2011