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The 6FX8002-5DA11-1EA0 belongs to Siemens' MOTION-CONNECT 800 series — the "Dynamic Line" of pre-assembled servo motor cables rated for continuous cable track (drag chain) operation. The "800" designation places this cable above the MOTION-CONNECT 500 (Basic Line, for static or slow-moving applications), specifically engineered for applications where the cable endures millions of bend cycles throughout its service life.
At 40 metres, the 6FX8002-5DA11-1EA0 is one of the longer standard lengths in this cable family — serving the large-scale servo installations that require both cable track flexibility and extended reach from drive cabinet to motor.
| Parameter | Value |
|---|---|
| Length | 40m |
| Power Conductors | 4×2.5mm² |
| Brake Conductors | 2×1.5mm² |
| Outer Diameter | 12.9mm |
| Cable Type | Dynamic (continuous flex) |
| Series | MOTION-CONNECT 800 (6FX8002) |
| System | SINAMICS |
A 40m servo motor cable is not a standard installation — it serves specific engineering situations:
Large machine tool axis drives: Gantry machining centres, large 5-axis machining centres, and floor-type machines where the drive cabinet is positioned remote from the machine axis motor, and the cable track traverses the full machine bed.
Long-travel axis systems: Horizontal machining centre tables or pallet shuttles with travel exceeding 10–15 metres require cable tracks that span the full travel distance plus the static cable segments at each end.
Remote drive cabinet installations: When building regulations, heat management, or operational requirements locate the SINAMICS drive cabinet at 25–35m from the machine, the cable track run plus cabinet-to-machine segments combine to require 40m total cable length.
Production line servo axes: Automated production lines with servo-driven transfer systems, positioning axes, or indexing equipment where servo motor positions are spread across a long production line — the drive cabinet at one end, individual motor positions distributed along the line.
SINAMICS S120 servo drive installations: All SINAMICS S120 motor module and booksize drive unit configurations driving SIMOTICS S and SIMOTICS M servo motors — where the application requires cable track routing and extended cable runs.
CNC machine tool servo axes: Machining centres, turning centres, large grinding machines, and multi-axis CNC equipment using SINAMICS drives, with cable track-routed motor power cables.
Industrial automation positioning: SINAMICS-based gantry systems, linear transfer machines, and precision positioning equipment with long-travel axes and cable track cable management.
Handling and logistics automation: Servo-driven storage and retrieval systems, automated guided vehicle charging stations, and sortation systems with SINAMICS servo drives at long cable run distances.
Q1: What cable track (drag chain) parameters govern selection of 6FX8002-5DA11-1EA0?
The cable track minimum bending radius and the cable's rated dynamic bending radius must be compatible — the cable track's bend radius must meet or exceed the cable's minimum dynamic specification. At 12.9mm outer diameter, the minimum dynamic bending radius for the 6FX8002 series is approximately 7.5× the outer diameter (approximately 97mm). Confirm from Siemens' MOTION-CONNECT cable technical data for the exact specification, and verify the cable track's bend radius exceeds this value.
Q2: Why are the brake conductors 1.5mm² in 6FX8002-5DA11-1EA0 rather than 1.0mm²?
The 6FX8002 (MOTION-CONNECT 800) series uses 1.5mm² brake conductors rather than the 1.0mm² used in some earlier series. The larger cross-section reduces the DC resistance of the brake circuit across the 40m cable run — keeping the voltage drop across the cable to a manageable level so that the full 24V supply reaches the motor brake coil without excessive voltage loss. At 40m, 1.0mm² conductors would introduce a significantly higher voltage drop than 1.5mm² conductors.
Q3: What is the rated flex cycle count for 6FX8002 Dynamic Line cables in cable track service?
Siemens MOTION-CONNECT 800 Dynamic Line cables are tested and rated for continuous flex cycle service — the specific cycle count depends on the cable diameter, bending radius, travel speed, and ambient temperature. These parameters are defined in Siemens' cable track calculation guidelines and the MOTION-CONNECT technical documentation. The flex cycle rating confirms the cable is a designed component for cable track installations, not merely described as "flexible" without quantified durability data.
Q4: Is 6FX8002-5DA11-1EA0 rated for outdoor or wash-down applications?
The 6FX8002 outer mantle and conductor insulation materials are rated for indoor industrial use in standard machine tool and factory automation environments. For applications involving machine wash-down, cutting fluid immersion, or direct outdoor exposure, confirm from Siemens' technical documentation whether the standard 6FX8002 outer mantle material provides the required chemical resistance, or whether a specific chemical-resistant variant is required.
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