WF 12 NFF
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WF 12 NFF

WF 12 NFF

Bolt-type screw terminals, Feed-through terminal, Rated cross-section: 120 mm², Threaded stud connection, Direct mounting

Tuotteen tunnus 1968940000
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Approvals General ordering data Dimensions and weights Temperatures Environmental Product Compliance Material data System specifications Additional technical data Conductors for clamping (rated connection) Dimensions General Rating data Classifications

Approvals

Approvals
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319222/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319260/-S800/-T1z1mm-S80)  
ROHS
Conform  

General ordering data

Version
Bolt-type screw terminals, Feed-through terminal, Rated cross-section: 120 mm², Threaded stud connection, Direct mounting  
Order No.
1968940000  
Type
WF 12 NFF  
GTIN (EAN)
4032248671489  
Qty.
20  items

Dimensions and weights

Depth
70,5  mm
Depth (inches)
2,776  inch
Height
67  mm
Height (inches)
2,638  inch
Width
33,8  mm
Width (inches)
1,331  inch
Net weight
124,95  g

Temperatures

Storage temperature
-25 °C...55 °C  
Ambient temperature
-5 °C…40 °C  
Continuous operating temp., min.
−50  °C
Continuous operating temp., max.
120  °C

Environmental Product Compliance

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

Material data

Material
Wemid  
Colour
dark beige  
UL 94 flammability rating
V-0  

System specifications

Version
Single-stud terminals  
End cover plate required
No  
Number of potentials
1  
Number of levels
1  
Number of clamping points per level
1  
Levels cross-connected internally
No  
PE connection
No  
Rail
TS 35  

Additional technical data

Explosion-tested version
No  
Installation advice
Direct mounting  
Number of similar terminals
1  
Open sides
Open  
Type of mounting
Snap-on  

Conductors for clamping (rated connection)

2 x cable lugs DIN 46 234
6 to 120 mm²  
2 x cable lugs DIN 46 235
10...95 mm²  
Cable lug to DIN 46234
6...120 mm²  
Cable lug to DIN 46235
10...95 mm²  
Clamping range, max.
120  mm²
Clamping range, min.
6  mm²
Connection cross-section, stranded, max.
120  mm²
Connection cross-section, stranded, min.
6  mm²
Connection direction
on side  
Number of connections
1  
Stud size for spade connection
M 12  
Tightening torque, max.
60  Nm
Tightening torque, min.
50  Nm
Type of connection
Threaded stud connection  
Wire connection cross section AWG, max.
kcmil 250  
Wire connection cross section AWG, min.
AWG 8  
Wire connection cross section, finely stranded, max.
120  mm²
Wire connection cross section, finely stranded, min.
6  mm²
Wire connection cross-section, solid core, max.
120  mm²
Wire connection cross-section, solid core, min.
6  mm²

Dimensions

TS 35 offset
31,5  mm

General

Installation advice
Direct mounting  
Rail
TS 35  
Standards
IEC 60947-7-1  
Wire connection cross section AWG, max.
kcmil 250  
Wire connection cross section AWG, min.
AWG 8  

Rating data

Rated cross-section
120  mm²
Rated voltage
1 000  V
Rated DC voltage
1 000  V
Voltage with epoxy resin partition plate
2 300  V
Rated current
269  A
Current at maximum wires
269  A
Standards
IEC 60947-7-1  
Volume resistance according to IEC 60947-7-x
0,12  mΩ
Rated impulse withstand voltage
8 kV  
Impulse voltage with epoxy resin partition plate
12  kV
Power loss in accordance with IEC 60947-7-x
8,61  W
Pollution severity
3  

Classifications

ETIM 6.0
EC000897  
ETIM 7.0
EC000897  
ETIM 8.0
EC000897  
ETIM 9.0
EC000897  
ETIM 10.0
EC000897  
ECLASS 9.0
27-14-11-20  
ECLASS 9.1
27-14-11-20  
ECLASS 10.0
27-14-11-20  
ECLASS 11.0
27-14-11-20  
ECLASS 12.0
27-14-11-20  
ECLASS 13.0
27-25-01-01  
ECLASS 14.0
27-25-01-01  
ECLASS 15.0
27-25-01-01