Weidmüller WDU 70N/35 Feed-Through Terminal Block | 70 mm² | 192 A | 1000 V
The Weidmüller WDU 70N/35 is a high-capacity feed-through terminal block engineered for demanding industrial power distribution applications. Featuring robust screw-clamp technology and a heavy-duty construction, this terminal block provides secure conductor termination, excellent conductivity, and reliable long-term performance in high-current electrical installations.
Designed for conductor sizes up to 95 mm² and rated for 192 A at 1000 V, the WDU 70N/35 is ideal for switchgear, industrial automation, motor control centers, renewable energy systems, substations, and large-scale power distribution panels.
Key Features
Heavy-duty feed-through terminal block
Reliable screw connection technology
Rated conductor cross-section: 70 mm²
Rated current: 192 A
Rated voltage: 1000 V AC/DC
Supports conductors up to 95 mm²
Closed housing design for enhanced protection
PEN conductor compatible
Very low contact resistance of 0.17 mΩ
Snap-on mounting for TS 35 DIN rails
ATEX and IECEx certified for hazardous environments
RoHS and REACH compliant
UL94 V-0 flame-retardant insulation material
Technical Specifications
Specification
Value
Manufacturer
Weidmüller
Part Number
9512190000
Type
WDU 70N/35
GTIN (EAN)
4008190403874
Terminal Type
Feed-through terminal block
Connection Type
Screw connection
Rated Cross-Section
70 mm²
Rated Voltage
1000 V
Rated DC Voltage
1000 V
Nominal Current
192 A
Maximum Current Capacity
232 A
Rated Impulse Withstand Voltage
8 kV
Number of Connections
2
Number of Levels
1
Number of Potentials
1
PEN Function
Yes
Contact Resistance
0.17 mΩ
Power Loss
6.14 W
Pollution Degree
3
Material
Wemid
Color
Dark Beige
Flammability Rating
UL94 V-0
Mounting Type
Snap-on TS 35 DIN Rail
Electrical Ratings
Property
Value
Rated Current
192 A
Maximum Current Capacity
232 A
Rated Voltage
1000 V
Rated DC Voltage
1000 V
Rated Impulse Voltage
8 kV
Contact Resistance
0.17 mΩ
Power Loss
6.14 W
Conductor Capacity
Conductor Type
Minimum
Maximum
Solid Conductors
16 mm²
16 mm²
Stranded Conductors
16 mm²
95 mm²
Flexible Conductors
16 mm²
70 mm²
Conductors with Ferrules (DIN 46228/1)
16 mm²
70 mm²
Twin Conductors
10 mm²
25 mm²
AWG Range
6 AWG
0 AWG
Installation Specifications
Stripping Length: 22 mm
Tightening Torque: 8 – 12 Nm
Clamping Screw: M8
Connection Direction: Side Entry
Blade Size: S6 (DIN 6911)
Mounting Recommendation: Direct mounting on TS 35 DIN rail
Dimensions & Weight
Dimension
Value
Width
20.5 mm (0.807 in)
Height
75 mm (2.953 in)
Depth
85 mm (3.346 in)
Depth Including DIN Rail
86 mm
Net Weight
118.93 g
Environmental Specifications
Ambient Temperature: -60°C to +85°C
Continuous Operating Temperature: -60°C to +130°C
Storage Temperature: -25°C to +55°C
RoHS Status: Compliant without exemption
REACH SVHC: No SVHC above 0.1 wt%
Product Carbon Footprint: 1.041 kg CO₂ eq. (Cradle-to-Gate)
Hazardous Area Ratings
Certification
Voltage
Current
Maximum Wire Size
ATEX
690 V
184 A
70 mm²
IECEx
690 V
184 A
70 mm²
Approvals & Certifications
RoHS Compliant
UL Recognized (cURus) File No. E60693
UL cURusEX Certificate No. E184763
CSA Certificate No. 200039-1581431
ATEX Certificate: DEMKO14ATEX1338U
IECEx Certificate: IECEXULD14.0005U
IEC 60947-7-1 Compliant
UL94 V-0 Flame Classification
Ex eb IIC Gb Hazardous Area Approval
Equipment Category II 2 G D
Applications
The Weidmüller WDU 70N/35 terminal block is designed for high-current power distribution, industrial switchgear systems, transformer installations, renewable energy infrastructure, battery storage systems, motor control centers, utility power equipment, and hazardous-area electrical installations requiring secure, high-capacity conductor termination.
