Page 90 - Wieland - Selos/Fasis

fasis

Multi-tier terminal blocks with tension spring connection

WKFN 4 E/35 Description Type Part No. Std. Pack
WKFN 4 E/N/D/35 Multi-tier block, gray WKFN 4 E/35 56.704.7055.0 100
Multi-tier block, combined, gray WKFN 4 E/N/D/35 56.704.7655.0 100
• Multi-tier block with tension spring connection for General data
mounting on TS 35 Width / length / height, incl. TS 7.5 6 mm / 90 mm / 48 mm
• Nominal cross section 4 mm 2 Wire strip length 11 mm
• Ex e I/II ? II 2GD IM2 Approvals +LNJTMD9 PTB 05 ATEX 1104 U
Follow the EX installation instructions on page 149 Technical data IEC UL CSA ?
EN 60 947-7-1 EN 60 079-0/-7
Cross section fine-stranded 0.13 – 4 mm 2 0.13 – 4 mm 2
Cross section solid/stranded 0.13 – 6 mm 2 0.2 – 6 mm 2
Cross section, AWG 24 – 10 24 – 10
Rated current 32 A 30 A 32 A 27/29 A 1)2)
Rated voltage 500 V 300 V 300 V 440/352 V 3)
Rated impulse voltage 6 kV
Pollution degree 3
Note 1) 1. value at 40 K / 2. value at 45 K
2) When cross connectors are used acc. to EN 60079-0 and EN60079-7
the current must be reduced to 2 A at 45 K..
3) When using cross connectors on the upper tier
WKFN 4 E/N/D/35 Block color: gray
Function Color ID
Upper tier Feed-through blue
Lower tier Feed-through gray
WKFN 4 E/VB/35 Description Type Part No. Std. Pack
Multi-tier block, black WKFN 4 E/VB/35 56.704.6955.1 100
• Multi-tier block, vertically connected, 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
• Ex e I/II ? II 2GD IM2 Wire strip length 11 mm
Follow the EX installation instructions on page 149 Approvals +LNJTMD9 PTB 05 ATEX 1104 U
Technical data IEC UL CSA ?
EN 60 947-7-1 EN 60 079-0/-7
Cross section fine-stranded 0.13 – 4 mm 2 0.13 – 4 mm 2
Cross section solid/stranded 0.13 – 6 mm 2 0.2 – 6 mm 2
Cross section, AWG 24 – 10 24 – 10
Rated current 32 A 30 A 32 A 30/31 A 1)
Rated voltage 500 V 600 V 300 V 440 V
Rated impulse voltage 6 kV
Pollution degree 3
Note 1) 1. value at 40 K / 2. value at 45 K

WKFN 4 E/SL/35 Description Type Part No. Std. Pack
Multi-tier ground block, green/yellow WKFN 4 E SL/35 56.704.9255.0 100
• Multi-tier ground block 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
• Ex e I/II ? II 2GD IM2 Wire strip length 11 mm
Follow the EX installation instructions on page 149 Approvals +LNJTMD9 PTB 05 ATEX 1104 U
Technical data IEC UL CSA ?
EN 60 947-7-2 EN 60 079-0/-7
Cross section fine-stranded 0.13 – 4 mm 2 0.13 – 4 mm 2
Cross section solid/stranded 0.13 – 6 mm 2 0.2 – 6 mm 2
Cross section, AWG 24 – 10 24 – 10
Rated current
Rated voltage 500 V 600 V 600 V
Rated impulse voltage 6 kV
Pollution degree 3

90 More accessories page 124 ff.