Page 91 - Wieland - Selos/Fasis

fasis

Multi-tier terminal blocks with tension spring connection

WKFN 4 E/D/SL/35 Description Type Part No. Std. Pack
WKFN 4 E/N/SL/35 Multi-tier block, combined, gray WKFN 4 E/D/SL/35 56.704.7855.0 100
Multi-tier block, combined, gray WKFN 4 E/N/SL/35 56.704.7755.0 100
• Multi-tier block, combined, with tension spring
connection for mounting on TS 35 General data
• Nominal cross section 4 mm 2 Width / length / height, incl. TS 7.5 6 mm / 90 mm / 48 mm
Wire strip length
11 mm
• Ex e I/II ? II 2GD IM2 Approvals LJMD
Follow the EX installation instructions on page 149
Technical data IEC UL CSA
EN 60 947-7-1
Cross section fine-stranded 0.13 – 4 mm 2
Cross section solid/stranded 0.13 – 6 mm 2
Cross section, AWG 24 – 10 24 – 10
Rated current 32 A 30 A 32 A
Rated voltage 500 V 300 V 300 V
Rated impulse voltage 6 kV
Pollution degree 3
WKFN 4 E/D/SL/35 Block color: gray WKFN 4 E/N/SL/35 Block color: gray
Function Color ID Function Color ID
Upper tier Feed-through gray Upper tier Feed-through blue
Lower tier Ground conductor green/yellow Lower tier Ground conductor green/yellow

WKFN 4 E /35... Description Type Part No. Std. Pack
Multi-tier function block, red WKFN 4 E /35... 56.704.XX55.5 100
• Multi-tier function block with tension spring
connection for mounting on TS 35 Multi-tier function block, orange WKFN 4 E /35... 56.704.XX55.9 100
• Nominal cross section 4 mm 2 General data
Width / length / height, incl. TS 7.5 6 mm / 90 mm / 48 mm
Wire strip length 11 mm
Approvals EMD
Technical data IEC UL CSA
EN 60 947-7-1
Cross section fine-stranded 0.13 – 4 mm 2
Cross section solid/stranded 0.13 – 6 mm 2
Cross section, AWG 24 – 10 24 – 10

Function diagram for fasis WKFN 4 E/...
The multi-tier block is available on request as a function block for a wide variety of switching tasks.

R = 4.7 kΩ
56.704.7555.9 56.704.8255.5 I = 1 A 56.704.7455.9 P = 0.5 W
56.704.7555.5 U = 1000 V LED red
U = 24 V DC
R = 4.7 kΩ
56.704.7155.5 56.704.7955.5 I = 1 A 56.704.7255.5 P = 0.5 W
56.704.7155.9 U = 1000 V LED red
U = 24 V DC
R = 680 kΩ
I = 1 A I = 1 A
56.704.8055.9 56.704.8355.5 56.704.7355.5 P = 0.25 W
U = 1000 V U = 1000 V
U = 100-500 V
Accessories for fasis WKFN 4 E/...

Accessories Type Part No. Std. Pack
End plate gray APFN 4 E... 07.312.9655.0 10
Partition gray TWFN 4 E... 07.312.9755.0 10
Cross connector, insulated 2 pole IVB WKF 4 – 2 Z7.261.1227.0 10
3 pole IVB WKF 4 – 3 Z7.261.1327.0 10
4 pole IVB WKF 4 – 4 Z7.261.1427.0 10
5 pole IVB WKF 4 – 5 Z7.261.1527.0 10
6 pole IVB WKF 4 – 6 Z7.261.1627.0 10
7 pole IVB WKF 4 – 7 Z7.261.1727.0 20
8 pole IVB WKF 4 – 8 Z7.261.1827.0 20
9 pole IVB WKF 4 – 9 Z7.261.1927.0 20
10 pole IVB WKF 4 – 10 Z7.261.2027.0 20
Vertical cross connector, insulated 1 pole IVB WKF-V Z7.261.1127.0 10
Wire entry guide 0.13 – 0.2 mm 2 LEL 4/1 WEISS 05.561.8553.0 100
0.25 – 0.5 mm 2 LEL 4/2 GRAU 05.561.8653.0 100
0.75 – 1.0 mm 2 LEL 4/3 SCHWARZ 05.561.8753.0 100
Technical information see facts & data page 146 ff. 91