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Heavy Duty Industrial Automation Part WDU 1.5

The Weidmüller WDU 1.5 series are feed-through terminal blocks with a rated cross-section of 1.5 mm². They feature a proven screw connection system and are part of the W-Series, one of Weidmüller's most established and widely used terminal block families .

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Key Technical Parameters Parameter WDU 1.5 Type Standard version Twin version (4 connection points) Reduced width version Number of Connections 3 4 2 Width 5.08 mm 5.1 mm 3.5 mm Height 49 mm 60 mm 24.5 mm Depth 37 mm 46.5 mm 24 mm Rated Voltage 250 V 800 V 400 V Rated Current 16 A 17.5 A (max. 23 A) 17.5 A Clamping Screw M 2.5 M 2.5 M 2 Stripping Length 10 mm 7 mm 7 mm Tightening Torque 0.4 - 0.6 Nm 0.4 - 0.6 Nm 0.3 Nm DIN Rail TS 35 TS 35 TS 15 ATEX/IECEx No Yes Yes Common Specifications (All variants share these unless noted otherwise): Parameter Specification Rated Cross-Section 1.5 mm² Material Wemid Colour Dark beige / Brown (blue and other colors also available) Flammability Rating UL 94 V-0 Continuous Operating Temp., max. 120°C (standard), 130°C (ATEX versions) Continuous Operating Temp., min. -50°C (standard), -60°C (ATEX versions) Wire Size (Solid) 0.5 - 4 mm² (AWG 26-12) Wire Size (Stranded) 0.5 - 4 mm² (AWG 26-12) Wire Size (with ferrule) 0.5 - 2.5 mm² Standards IEC 60947-7-1 Pollution Severity 3 Rated Impulse Withstand Voltage 4 kV (250/400V versions) / 8 kV (800V version)