What are the critical installation and cabling guidelines for DURAMOV® drag‑chains, and what improper operations will drastically shorten service life?

Published：2026-09-02 Author：Admin Views：54

Besides product intrinsic performance, service life of DURAMOV drag‑chains heavily depends on installation and cabling workmanship. First, mount the fixed point at the mid‑travel position as optimal practice, equalizing bending‑segment fatigue on both ends. Locating fixed points at stroke ends will drastically accelerate unilateral link wear. Second, install cables with sufficient slack instead of taut tension; cables shall not bear tensile force during movement. Comply with specified filling ratio; over‑packed harnesses cause link cracking and disconnection. Third, apply internal separators to separate power cables and signal cables to prevent mutual entanglement and friction. Fourth, for open‑type drag‑chains, fully engage link latches after cabling; incomplete latching leads to running‑time disconnection.
Common harmful mis‑operations include lateral twisted mounting outside a single motion plane, using static‑fixed ordinary cables inside drag‑chains, placing cable connectors within bending moving segments, violent hammer‑and‑pry assembly, and selecting undersized drag‑chains for long overhang applications. These malpractices multiply wear rate and trigger on‑site breakdowns.

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What are the critical installation and cabling guidelines for DURAMOV® drag‑chains, and what improper operations will drastically shorten service life?

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