339-K WECO | Alldatasheet
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339-K / 339-KFFlat screw terminals Medium-duty version with grooved flat terminals, 2-pole 01.20 339-K 339-KF K-versions have two mounting holes at the center. MATERIAL Base material Technical ceramics Comparative Tracking Index CTI ≥ 600 Insulating Group I Temperature Range -40°C up to 250°C Spring washer Zinc plated steel Screw terminal Nickel plated brass Screw M4; M3; Zinc plated steel Washer Zinc plated steel OPTIONS / ACCESSORIES Versions only with washers [1] The clamping range for flexible and AWG conductors was determined using ferrules. Use of flexible conductors without ferrules is not recommended. [2] Per pole two wires of identical cross-section can be connected. CONFIGURATIONS Item Article number PU 339-K 52.636.006 144 339-KF 50.636.006 144 GENERAL INFORMATION No. of poles 2 TECHNICAL DATA Clamping Range solid / stranded / AWG Rated Cross Section 4 mm² Wire Stripping Length 10 mm ± 0,5 mm Rated Insulation Voltage 450 V acc. to EN 60998-1 Torque 1,2 Nm Fixing Holes ø 4,8 mm Distance 12 mm Base mounting Recommendation: Screw M4 with matching washer; max. torque 1.5 Nm; use of an elastic & insulating substrate. Other specifications Terminal strips must not be strung together without considering the clearance and creepage distances. Rated values apply to use in combination with insulated substrates.