2561950000 WFS 4 100-250V DB (50 pcs.)

Code: 2561950000

W-Series, Fuse terminal, Rated cross-section: 4 mm², Screw connection

Version	W-Series, Fuse terminal, Rated cross-section: 4 mm², Screw connection
Order No.	2561950000
Type	WFS 4 100-250V DB
GTIN (EAN)	4050118570427
Qty.	50 items

Dimensions and weights

	75 mm
Depth (inches)	2.953 inch
Depth including DIN rail	75.5 mm
Height	62.5 mm
Height (inches)	2.461 inch
Width	6.1 mm
Width (inches)	0.24 inch
Net weight	17.687 g

Temperatures

Storage temperature	-25 °C...55 °C
Continuous operating temp., min.	-60 °C
Continuous operating temp., max.	130 °C

Material data

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

Rating data IECEx/ATEX

Certificate No. (ATEX)	TÜV20ATEX8502U
Certificate No. (IECEX)	IECEXTUR20.0014U
Wire cross section max. (ATEX)	6 mm²
Wire cross section max. (IECEX)	6 mm²

System specifications

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

2 clampable conductors (H05V/H07V) with equal cross-section (rated connection)

Wire connection cross section, finely stranded with wire-end ferrules DIN 46228/1, 2 clampable wires, max.	1.5 mm²
Wire connection cross section, finely stranded with wire-end ferrules DIN 46228/1, 2 clampable wires, min.	0.5 mm²
Wire connection cross section, finely stranded, two clampable wires, min.	0.5 mm²
Wire cross-section, finely stranded, two clampable wires, max.	1.5 mm²

Additional technical data

Open sides	right
Type of mounting	Snap-on

Conductors for clamping (rated connection)

Blade size	0.6 x 3.5 mm
Clampable conductor	Connection specification: Screw connection Cross-section for conductor connection: Type: solid, H05(07) V-U min.: 0.5 mm² max.: 6 mm² nominal: 4 mm² wire end ferrule: Stripping length: min.: 13 mm max.: 13 mm nominal: 13 mm Tightening torque: min.: 0.5 Nm max.: 0.6 Nm Connection specification: Screw connection Cross-section for conductor connection: Type: stranded, H07V-R min.: 1.5 mm² max.: 6 mm² nominal: 4 mm² wire end ferrule: Stripping length: min.: 13 mm max.: 13 mm nominal: 13 mm Tightening torque: min.: 0.5 Nm max.: 0.6 Nm Connection specification: Screw connection Cross-section for conductor connection: Type: flexible, H05(07) V-K min.: 0.5 mm² max.: 4 mm² nominal: 4 mm² wire end ferrule: Stripping length: min.: 13 mm max.: 13 mm nominal: 13 mm Tightening torque: min.: 0.5 Nm max.: 0.6 Nm
Clamping range, max.	6 mm²
Clamping range, min.	0.22 mm²
Clamping screw	M 3
Connection cross-section, stranded, max.	6 mm²
Connection cross-section, stranded, min.	1.5 mm²
Connection direction	on side
Gauge to IEC 60947-1	A4
Number of connections	2
Stripping length	13 mm
Tightening torque, max.	0.6 Nm
Tightening torque, min.	0.5 Nm
Torque level with DMS electric screwdriver	2
Type of connection	Screw connection
Wire connection cross section AWG, max.	AWG 10
Wire connection cross section AWG, min.	AWG 26
Wire connection cross section, finely stranded, max.	4 mm²
Wire connection cross section, finely stranded, min.	0.5 mm²
Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/1, max.	4 mm²
Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/1, min.	0.5 mm²
Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4, max.	4 mm²
Wire connection cross-section, finely stranded with wire-end ferrules DIN 46228/4, min.	0.5 mm²
Wire connection cross-section, solid core, max.	6 mm²
Wire connection cross-section, solid core, min.	0.5 mm²

CSA rating data

Certificate No. (CSA)	200039-1057876
Current size B (CSA)	10 A
Current size D (CSA)	10 A
Voltage size B (CSA)	300 V
Voltage size D (CSA)	300 V
Wire cross section max. (CSA)	10 AWG
Wire cross section min. (CSA)	22 AWG

Display element

Current	6.3 A
Type of voltage for indicator	AC/DC

Fuse terminals

Cartridge fuse	G-Si. 5 x 20
Current	6.3 A
Display	LED
Fuse holder (cartridge holder)	Pivoting
Leakage current, max.	0.5 mA
Operating voltage, max.	250 V
Type of voltage for indicator	AC/DC

General

Rail	TS 35
Standards	IEC 60947-7-3
Wire connection cross section AWG, max.	AWG 10
Wire connection cross section AWG, min.	AWG 26

Rating data

Rated cross-section	4 mm²
Rated voltage	250 V
Rated voltage to adjoining terminal	400 V
Rated DC voltage	250 V
Rated current	6.3 A
Current at maximum wires	6.3 A
Standards	IEC 60947-7-3
Volume resistance according to IEC 60947-7-x	1 mΩ
Rated impulse withstand voltage	6 kV
Power loss in accordance with IEC 60947-7-x	1.02 W
Pollution severity	3