Properties
| Version | Bolt-type screw terminals, Feed-through terminal, Rated cross-section: 300 mm², Threaded stud connection |
| Order No. | 1028700000 |
| Type | WFF 300 |
| GTIN (EAN) | 4008190165017 |
| Qty. | 4 items |
| 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 | 540.205 g |
| Storage temperature | -25 °C...55 °C |
| Ambient temperature | -5 °C…40 °C |
| Continuous operating temp., min. | -50 °C |
| Continuous operating temp., max. | 120 °C |
| RoHS Compliance Status | Compliant without exemption |
| REACH SVHC | No SVHC above 0.1 wt% |
| Material | Wemid |
| Colour | dark beige |
| UL 94 flammability rating | V-0 |
| Marking EN 60079-7 | Ex eb II C Gb |
| Ex 2014/34/EU label | II 2 G D |
| 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 |
| Explosion-tested version | Yes |
| Number of similar terminals | 1 |
| Open sides | closed |
| Type of mounting | Snap-on |
| 2 x cable lugs DIN 46 234 | 25 to 240 mm² |
| 2 x cable lugs DIN 46 235 | 50...300 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, max. | kcmil 500 |
| Wire connection cross section AWG, min. | AWG 3 |
| Wire connection cross section, finely stranded, max. | 300 mm² |
| Wire connection cross section, finely stranded, min. | 25 mm² |
| Wire connection cross-section, solid core, max. | 300 mm² |
| Wire connection cross-section, solid core, min. | 25 mm² |
| Certificate No. (CSA) | 200039-1244019 |
| Current size C (CSA) | 510 A |
| Voltage size C (CSA) | 600 V |
| Wire cross section max. (CSA) | 600 kcmil |
| Wire cross section min. (CSA) | 6 AWG |
| Rail | TS 35 |
| Standards | IEC 60947-7-1 |
| Wire connection cross section AWG, max. | kcmil 500 |
| Wire connection cross section AWG, min. | AWG 3 |
| 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 |
| 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 |
| Approval/Certificate/Document of Conformity |
[Attestation of Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_35831)
[UKCA Ex Attestation of Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_253982) [UKCA declaration of conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_284527) [Confirmation of Standards EN 45545-2_2020-10](https://mdcop.weidmueller.com/mediadelivery/asset/900_308425) [CB Certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_89217) [POLSKIREJ certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_156119) [CCC Ex Certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_178480) [ATEX Certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_207457) [IECEx Certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_207458) [UKCA Ex Certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_253983) [DNV Certificate](https://mdcop.weidmueller.com/mediadelivery/asset/900_320351) [CE Declaration of Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_37288) |
| Engineering Data | [CAD data -- STEP](https://mdcop.weidmueller.com/mediadelivery/asset/900_59721) |
| Eplan Data Portal | [Eplan data](https://dataportal.eplan.com/part-details/WEI.1028700000) |
| CADENAS eCATALOG | [CAX data](https://weidmueller-embedded.partcommunity.com?catalog=weidmueller_qs&part=1028700000) |
| Product Change Notification | [PCN WFF](https://mdcop.weidmueller.com/mediadelivery/asset/900_296476) |
| User Documentation |
[StorageConditionsTerminalBlocks](https://mdcop.weidmueller.com/mediadelivery/asset/900_87149)
[WFF range for 1500 VDC applications](https://mdcop.weidmueller.com/mediadelivery/asset/900_156620) [DIRECT MOUNTING WFF TERMINAL BLOCKS](https://mdcop.weidmueller.com/mediadelivery/asset/900_164386) [NTI WFF 300](https://mdcop.weidmueller.com/mediadelivery/asset/900_245465) |
| Catalogues | [Catalogues in PDF-format](LINK/Catalog.html) |
| 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 |
| Approvals |           |
| 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 |
Accessories
-
Item No.:1065300000Packaging unit:5 PC
Bolt-type screw terminals, Cross-connector, Number of poles: 2
-
Item No.:1065800000Packaging unit:5 PC
Bolt-type screw terminals, Cross-connector, Number of poles: 3
-
Item No.:1494400000Packaging unit:5 PC
cable lug, terminal end,300 mm²,300 mm² - 300 mm²
-
Item No.:1609920000Packaging unit:540 PC
WS, Terminal marker, 12 x 6.5 mm, Pitch in mm (P): 6.50 Weidmueller, Allen-Bradley, white
-
Item No.:2619920000Packaging unit:500 PC
Dekafix, Terminal marker, 5 x 7.5 mm, Weidmueller, white
-
-
Item No.:1059000000Packaging unit:50 PC
End bracket, dark beige, TS 35, V-2, Wemid, Width: 12 mm, 100 °C
-
-
-
Item No.:2619930000Packaging unit:600 PC
WS, Terminal marker, 12 x 6.5 mm, Weidmueller, white
-
Item No.:1720620000Packaging unit:320 PC
Dekafix, Terminal marker, 5 x 7.5 mm, Pitch in mm (P): 7.50 Weidmueller, white
-
-
-
Item No.:1064780000Packaging unit:10 PC
Bolt-type screw terminals, Hood, blue, 54 mm
-
Item No.:1064760000Packaging unit:10 PC
Bolt-type screw terminals, Hood, beige, 54 mm
-
Item No.:1496970000Packaging unit:100 PC
cable lug, terminal end,16 mm²,16 mm² - 16 mm²
-
Item No.:1609801044Packaging unit:1000 PC
Dekafix, Terminal marker, 5 x 5 mm, Pitch in mm (P): 5.00 Weidmueller, white
-
Item No.:1495550000Packaging unit:20 PC
cable lug, terminal end,300 mm²,300 mm² - 300 mm²
-
Terminal BlocksAccessoriesCross-connectionsWF / WFF-SeriesStandard
ToolsCable lugs and Connectorsuninsulated connectorsTubular cable lugs "Euroserie"Tubular cable lugs with thin flange300 mm²
MarkersTerminal markersMultiCardWSWS 12/6.5Blank
MarkersTerminal markersMultiMarkDekafixDEK 5/7.5
ToolsCable lugs and Connectorsuninsulated connectorsCompression cable lug acc. to DINCu - compression cable lug300 mm²
Terminal BlocksAccessoriesEnd bracketsTS 35W-Series
ToolsCable lugs and Connectorsuninsulated connectorsCompression cable lug acc. to DINCu - compression cable lug16 mm²
ToolsCable lugs and Connectorsuninsulated connectorsCrimp cable lugs acc. to DINCrimp cable lugs16 mm²
MarkersTerminal markersMultiMarkWSWS 12/6.5
MarkersTerminal markersMultiCardDekafixDEK 5/7.5Blank
MarkersTerminal markersRelated markersTag holderMarker holder
Terminal BlocksAccessoriesProtection against contactProtective covers
ToolsCable lugs and Connectorsuninsulated connectorsTubular cable lugs "Euroserie"Tubular cable lugs (acc. to EN 13600)16 mm²
MarkersTerminal markersMultiCardDekafixDEK 5/5Blank
ToolsCable lugs and Connectorsuninsulated connectorsTubular cable lugs "Euroserie"Tubular cable lugs (acc. to EN 13600)300 mm²
Terminal BlocksAccessoriesAdditional connectionsWF/WFF-Series