WFF 300/AH O.PS
WFF 300/AH O.PS

WFF 300/AH O.PS

Bolt-type screw terminals, Feed-through terminal, Rated cross-section: 300 mm², Threaded stud connection

Tuotteen tunnus 1878650000
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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) General Rating data UL rating data Important note Product images Classifications

Approvals

Approvals
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319217/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319222/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319231/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319262/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319260/-S800/-T1z1mm-S80)  
ROHS
Conform  
UL File Number Search
[UL Website](https://database.ul.com/cgi-bin/XYV/cgifind/LISEXT/1FRAME/gfilenbr.html)  
Certificate No. (UR)
E60693  
Certificate No. (cURusEX)
E184763  

General ordering data

Version
Bolt-type screw terminals, Feed-through terminal, Rated cross-section: 300 mm², Threaded stud connection  
Order No.
1878650000  
Type
WFF 300/AH O.PS  
GTIN (EAN)
4032248481194  
Qty.
6  items

Dimensions and weights

Depth
85,5  mm
Depth (inches)
3,366  inch
Depth including DIN rail
94  mm
Height
163  mm
Height (inches)
6,417  inch
Width
55  mm
Width (inches)
2,165  inch
Net weight
559,68  g

Temperatures

Storage temperature
-25 °C...55 °C  
Ambient temperature
-5 °C…40 °C  
Continuous operating temp., min.
−60  °C
Continuous operating temp., max.
130  °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

End cover plate required
No  
Number of potentials
1  
Number of levels
1  
Number of clamping points per level
2  
Levels cross-connected internally
No  
PE connection
No  
Rail
TS 35  
N-function
No  
PE function
No  
PEN function
No  

Additional technical data

Explosion-tested version
Yes  
Open sides
closed  
Snap-on
Yes  
Type of mounting
TS 35  

Conductors for clamping (rated connection)

2 x cable lugs DIN 46 234
25 to 240 mm²  
2 x cable lugs DIN 46 235
50...240 mm²  
Cable lug to DIN 46234
25...240 mm²  
Cable lug to DIN 46235
50...300 mm²  
Clamping range, max.
300  mm²
Clamping range, min.
25  mm²
Connection cross-section, stranded, max.
300  mm²
Connection cross-section, stranded, min.
25  mm²
Connection direction
on side  
Number of connections
2  
Stud size for spade connection
M 16  
Tightening torque, max.
60  Nm
Tightening torque, min.
25  Nm
Type of connection
Threaded stud connection  
Wire connection cross section AWG, min.
AWG 4  
Wire connection cross section, finely stranded, max.
240  mm²
Wire connection cross section, finely stranded, min.
25  mm²
Wire connection cross-section, solid core, max.
240  mm²
Wire connection cross-section, solid core, min.
25  mm²

General

Rail
TS 35  
Standards
IEC 60947-7-1  
Wire connection cross section AWG, min.
AWG 4  

Rating data

Rated cross-section
300  mm²
Rated voltage
1 000  V
Rated DC voltage
1 500  V
Rated current
520  A
Current at maximum wires
520  A
Standards
IEC 60947-7-1  
Volume resistance according to IEC 60947-7-x
0,06  mΩ
Rated impulse withstand voltage
8 kV  
Power loss in accordance with IEC 60947-7-x
16,64  W
Pollution severity
3  
Surge voltage category
III  

UL rating data

Certificate No. (UR)
E60693  
Conductor size Factory wiring max. (UR)
600 kcmil  
Conductor size Factory wiring min. (UR)
6 AWG  
Conductor size Field wiring max. (UR)
600 kcmil  
Conductor size Field wiring min. (UR)
6 AWG  
Current size C (UR)
500 A  
Voltage size C (UR)
1000 V  

Important note

Product information
Cover without testhole  

Product images

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