Unsupported - short travels
igus® terms in alphabetical order
Application-Icons
Gliding - long travels
Vertical hanging
Vertical standing
Infinitely revolving applications
Zig-zag applications
Side-mounted
Rotary motion
Horizontal + vertical application
Nested
Side by side
Combined motions
Short cuts and formula of this catalog
| Short cut | Describtion | ||
| α | = | Rotation angle | [°] |
| ΔM | = | Deviation from the mean | [mm] |
| a | = | Acceleration | [m/s2] |
| AR | = | e-chains® outer radius | [mm] |
| Ba | = | Outer width of e-chain® | [mm] |
| Bi | = | Inner width of e-chain® | [mm] |
| BRa | = | Outer width of guide trough | [mm] |
| BRi | = | Inner width of guide trough | [mm] |
| D | = | Projection e-chain® radius in final position | [mm] |
| D2 | = | Projection for long travels gliding | [mm] |
| FLB | = | Unsupported length with permitted sag | [m] |
| FLG | = | Unsupported length - straight | [m] |
| FLU | = | Unsupported length without support for the lower run | [m] |
| FZmax | = | Maximum additional load | [kg/m] |
| H | = | Nominal installation height | [mm] |
| H2 | = | Installation height with lowered moving end | [mm] |
| ha | = | e-chains® external link height | [mm] |
| HF | = | Required installation height | [mm] |
| hi | = | Inner height of e-chain® | [mm] |
| HRa | = | Outer height of guide trough | [mm] |
| HRi | = | Inner height of guide trough | [mm] |
| IR | = | Inner radius, e-chain® | [mm] |
| K | = | Add-on for bending radius | [mm] |
| K2 | = | Further add-on if the mounting bracket location is set lower (for long travels) | [mm] |
| LK | = | Length of e-chain® | [mm] |
| n | = | Number of links | [1] |
| nKit | = | Number of installation kits (left/right) | [1] |
| nRi | = | Number of guide channel sets (left/right) | [1] |
| R | = | Bending radius | [mm] |
| RBR | = | Reverse bending radius | [mm] |
| S | = | Travel distance | [mm] |
| S/2 | = | Half the length of travel | [mm] |
| T | = | e-chain® pitch | [mm] |
| v | = | Speed (travel) | [m/s] |
| X1 | = | Inner machine installation space (twisterchain®) | [mm] |
| X2 | = | e-chains® outer radius incl. clearance | [mm] |
| Formula | Describtion | |
| SFLB = 2 * FLB | = | Calculation of maximum travel length, unsupported with sag |
| SFLG = 2 * FLG | = | Calculation of maximum travel length, unsupported straight |
| BRI ≥ Ba + 5 | = | Calculation of the minimum guide trough width |
| HRI ≥ 2 * ha | = | Minimum height of guide channel on gliding application |
| K = R * π + (2 x T) | = | Add-on for bending radius |
| LK = S/2 + ΔM + K | = | E-Chain® length, fixed end outside the
center of the travel distance (on FLG, FLB and ΔM) |
| LK = S/2 + K | = | E-Chain® length, all installation types, fixed end in the center of the
the travel distance, except circular motions and most long travel distances (on FLG, FLB) [m] |
| LK = S/2 + K2 | = | Calculation of chain lengths for long travels,
fixed end in the center of travel |
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