Connectivity
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Terminal Blocks
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Terminal blocks for the direct lettering
Accessories
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W-Series
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Standard
Compact
Mini-modular terminal blocks for enclosure wiring
Feed-through terminal blocks
Modular PE terminal blocks
Fuse terminal blocks
Modular test-disconnect terminal blocks
Pluggable terminal blocks
Modular terminal blocks with electronic components
terminal blocks with spring-loaded cable clamp
terminal blocks with miscellaneous connection
1-tier
2-tier
3-tier
1.5 mm²
2.5 mm²
4 mm²
6 mm²
10 mm²
16 mm²
General ordering data
Version
Feed-through terminal block, Screw connection, blue, 4 mm², 32 A, 800 V, Number of connections: 4
Order No.
1114720000
Type
WDU 4/ZZ BL
GTIN (EAN)
4032248893171
Qty.
50 pc(s).
Dimensions and weights
Depth
53 mm
Depth (inches)
2.087 inch
Depth including DIN rail
53.5 mm
Height
70 mm
Height (inches)
2.756 inch
Width
6.1 mm
Width (inches)
0.24 inch
Net weight
12.778 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%
Product Carbon Footprint
Cradle to gate
0.372 kg CO2eq.
Material data
Material
Wemid
Colour
blue
UL 94 flammability rating
V-0
Rating data IECEx/ATEX
Certificate No. (ATEX)
DEMKO14ATEX1338U
Certificate No. (IECEX)
IECEXULD14.0005U
Max. voltage (ATEX)
690 V
Current (ATEX)
32 A
Wire cross section max. (ATEX)
4 mm²
Max. voltage (IECEX)
690 V
Current (IECEX)
32 A
Wire cross section max. (IECEX)
4 mm²
Marking EN 60079-7
Ex eb II C Gb
Ex 2014/34/EU label
II 2 G D
System specifications
Version
Screw connection, Twin connection, for plug-in cross-connector, One end without connector
End cover plate required
Yes
Number of potentials
1
Number of levels
1
Number of clamping points per level
4
Number of potentials per tier
1
Levels cross-connected internally
No
PE connection
No
Rail
TS 35
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
Explosion-tested version
Yes
Open sides
right
Type of mounting
Snap-on
Conductors for clamping (additional connection)
Connection type, additional connection
Screw connection
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.
10 mm
max.
10 mm
nominal
10 mm
Tightening torque
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.
10 mm
max.
10 mm
nominal
10 mm
Tightening torque
Clamping range, max.
6 mm²
Clamping range, min.
0.05 mm²
Clamping screw
M 3
Connection cross-section, stranded, max.
4 mm²
Connection cross-section, stranded, min.
0.5 mm²
Connection direction
on side
Gauge to IEC 60947-1
A4
Number of connections
4
Stripping length
10 mm
Tightening torque, max.
0.8 Nm
Tightening torque, min.
0.5 Nm
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
Dimensions
TS 35 offset
32 mm
General
Rail
TS 35
Standards
IEC 60947-7-1
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
800 V
Rated DC voltage
800 V
Rated current
32 A
Current at maximum wires
32 A
Standards
IEC 60947-7-1
Volume resistance according to IEC 60947-7-x
1 mΩ
Rated impulse withstand voltage
8 kV
Power loss in accordance with IEC 60947-7-x
1.02 W
Pollution severity
3
UL rating data
Certificate No. (cURus)
E60693
Conductor size Factory wiring max. (cURus)
10 AWG
Conductor size Factory wiring min. (cURus)
30 AWG
Conductor size Field wiring max. (cURus)
10 AWG
Conductor size Field wiring min. (cURus)
30 AWG
Current size B (cURus)
30 A
Current size C (cURus)
30 A
Voltage size B (cURus)
600 V
Voltage size C (cURus)
600 V
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
Order No.:
1020100000
Type:
WDU 4
Version:
Feed-through terminal block, Screw connection, dark beige, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1020180000
Type:
WDU 4 BL
Version:
Feed-through terminal block, Screw connection, blue, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1037810000
Type:
WDU 4 BR
Version:
Feed-through terminal block, Screw connection, brown, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1020120000
Type:
WDU 4 GE
Version:
Feed-through terminal block, Screw connection, yellow, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1020160000
Type:
WDU 4 GN
Version:
Feed-through terminal block, Screw connection, green, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1037800000
Type:
WDU 4 GR
Version:
Feed-through terminal block, Screw connection, grey, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1412960000
Type:
WDU 4 HV
Version:
Feed-through terminal block, Screw connection, dark beige, 4 mm², 32 A, 1000 V, Number of connections: 2
Order No.:
1036760000
Type:
WDU 4 OR
Version:
Feed-through terminal block, Screw connection, orange, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1037820000
Type:
WDU 4 PA/VI
Version:
Feed-through terminal block, Screw connection, violet, 4 mm², 24 A, 800 V, Number of connections: 2
Order No.:
1781730000
Type:
WDU 4 PACK
Version:
Feed-through terminal block, Screw connection, dark beige, 4 mm², 24 A, 800 V, Number of connections: 2
Order No.:
1020140000
Type:
WDU 4 RT
Version:
Feed-through terminal block, Screw connection, red, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1020110000
Type:
WDU 4 SW
Version:
Feed-through terminal block, Screw connection, black, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1036700000
Type:
WDU 4 WS
Version:
Feed-through terminal block, Screw connection, white, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1021000000
Type:
WDU 4/10
Version:
Single- and multi-pole terminal strip, Screw connection, dark beige, 4 mm², 32 A, 800 V, Number of connections: 2, Number of levels: 1
Order No.:
1020900000
Type:
WDU 4/10/BEZ
Version:
Single- and multi-pole terminal strip, Screw connection, dark beige, 4 mm², 32 A, 800 V, Number of connections: 2, Number of levels: 1
Order No.:
1905140000
Type:
WDU 4/ZR
Version:
Feed-through terminal block, Screw connection, dark beige, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1905060000
Type:
WDU 4/ZZ
Version:
Feed-through terminal block, Screw connection, dark beige, 4 mm², 32 A, 800 V, Number of connections: 4
Approvals
ROHS
Conform
UL File Number Search
UL Website
Certificate No. (cURus)
E60693
Version
Feed-through terminal block, Screw connection, blue, 4 mm², 32 A, 800 V, Number of connections: 4
Order No.
1114720000
Type
WDU 4/ZZ BL
GTIN (EAN)
4032248893171
Qty.
50 pc(s).
Depth
53 mm
Depth (inches)
2.087 inch
Depth including DIN rail
53.5 mm
Height
70 mm
Height (inches)
2.756 inch
Width
6.1 mm
Width (inches)
0.24 inch
Net weight
12.778 g
Storage temperature
-25 °C...55 °C
Ambient temperature
-5 °C…40 °C
Continuous operating temp., min.
-60 °C
Continuous operating temp., max.
130 °C
RoHS Compliance Status
Compliant without exemption
REACH SVHC
No SVHC above 0.1 wt%
Product Carbon Footprint
Cradle to gate
0.372 kg CO2eq.
Material
Wemid
Colour
blue
UL 94 flammability rating
V-0
Certificate No. (ATEX)
DEMKO14ATEX1338U
Certificate No. (IECEX)
IECEXULD14.0005U
Max. voltage (ATEX)
690 V
Current (ATEX)
32 A
Wire cross section max. (ATEX)
4 mm²
Max. voltage (IECEX)
690 V
Current (IECEX)
32 A
Wire cross section max. (IECEX)
4 mm²
Marking EN 60079-7
Ex eb II C Gb
Ex 2014/34/EU label
II 2 G D
Version
Screw connection, Twin connection, for plug-in cross-connector, One end without connector
End cover plate required
Yes
Number of potentials
1
Number of levels
1
Number of clamping points per level
4
Number of potentials per tier
1
Levels cross-connected internally
No
PE connection
No
Rail
TS 35
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
Explosion-tested version
Yes
Open sides
right
Type of mounting
Snap-on
Connection type, additional connection
Screw 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.
10 mm
max.
10 mm
nominal
10 mm
Tightening torque
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.
10 mm
max.
10 mm
nominal
10 mm
Tightening torque
Clamping range, max.
6 mm²
Clamping range, min.
0.05 mm²
Clamping screw
M 3
Connection cross-section, stranded, max.
4 mm²
Connection cross-section, stranded, min.
0.5 mm²
Connection direction
on side
Gauge to IEC 60947-1
A4
Number of connections
4
Stripping length
10 mm
Tightening torque, max.
0.8 Nm
Tightening torque, min.
0.5 Nm
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
Rail
TS 35
Standards
IEC 60947-7-1
Wire connection cross section AWG, max.
AWG 10
Wire connection cross section AWG, min.
AWG 26
Rated cross-section
4 mm²
Rated voltage
800 V
Rated DC voltage
800 V
Rated current
32 A
Current at maximum wires
32 A
Standards
IEC 60947-7-1
Volume resistance according to IEC 60947-7-x
1 mΩ
Rated impulse withstand voltage
8 kV
Power loss in accordance with IEC 60947-7-x
1.02 W
Pollution severity
3
Certificate No. (cURus)
E60693
Conductor size Factory wiring max. (cURus)
10 AWG
Conductor size Factory wiring min. (cURus)
30 AWG
Conductor size Field wiring max. (cURus)
10 AWG
Conductor size Field wiring min. (cURus)
30 AWG
Current size B (cURus)
30 A
Current size C (cURus)
30 A
Voltage size B (cURus)
600 V
Voltage size C (cURus)
600 V
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
Order No.:
1020100000
Type:
WDU 4
Version:
Feed-through terminal block, Screw connection, dark beige, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1020180000
Type:
WDU 4 BL
Version:
Feed-through terminal block, Screw connection, blue, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1037810000
Type:
WDU 4 BR
Version:
Feed-through terminal block, Screw connection, brown, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1020120000
Type:
WDU 4 GE
Version:
Feed-through terminal block, Screw connection, yellow, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1020160000
Type:
WDU 4 GN
Version:
Feed-through terminal block, Screw connection, green, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1037800000
Type:
WDU 4 GR
Version:
Feed-through terminal block, Screw connection, grey, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1412960000
Type:
WDU 4 HV
Version:
Feed-through terminal block, Screw connection, dark beige, 4 mm², 32 A, 1000 V, Number of connections: 2
Order No.:
1036760000
Type:
WDU 4 OR
Version:
Feed-through terminal block, Screw connection, orange, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1037820000
Type:
WDU 4 PA/VI
Version:
Feed-through terminal block, Screw connection, violet, 4 mm², 24 A, 800 V, Number of connections: 2
Order No.:
1781730000
Type:
WDU 4 PACK
Version:
Feed-through terminal block, Screw connection, dark beige, 4 mm², 24 A, 800 V, Number of connections: 2
Order No.:
1020140000
Type:
WDU 4 RT
Version:
Feed-through terminal block, Screw connection, red, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1020110000
Type:
WDU 4 SW
Version:
Feed-through terminal block, Screw connection, black, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1036700000
Type:
WDU 4 WS
Version:
Feed-through terminal block, Screw connection, white, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1021000000
Type:
WDU 4/10
Version:
Single- and multi-pole terminal strip, Screw connection, dark beige, 4 mm², 32 A, 800 V, Number of connections: 2, Number of levels: 1
Order No.:
1020900000
Type:
WDU 4/10/BEZ
Version:
Single- and multi-pole terminal strip, Screw connection, dark beige, 4 mm², 32 A, 800 V, Number of connections: 2, Number of levels: 1
Order No.:
1905140000
Type:
WDU 4/ZR
Version:
Feed-through terminal block, Screw connection, dark beige, 4 mm², 32 A, 800 V, Number of connections: 2
Order No.:
1905060000
Type:
WDU 4/ZZ
Version:
Feed-through terminal block, Screw connection, dark beige, 4 mm², 32 A, 800 V, Number of connections: 4
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