Rail Types BM S 15
| BM S 15-NU | BM S 15-CD |
 |  |
Tapped Holes at Bottom
Tapped holes at bottom | Through-Hardened Cover Strip
Cover strip, through-hardened |
Rail Specifications BM S 15
| Parameter | BM S 15-N | BM S 15-NU | BM S 15-CD |
| Rail Width B1 (mm) | 15 | 15 | 15 |
| Rail Height J1 (mm) | 15.7 | 15.7 | 15.7 |
| Max Single Piece Length L3 (mm) | 3000 | 3000 | 1500 |
| Mounting Hole Pitch L4 (mm) | 60 | 60 | 60 |
| First/Last Hole Position L5/L10 (mm) | 28.5 | 28.5 | 28.5 |
| Weight per Meter (kg/m) | 1.4 | 1.4 | 1.3 |
Carriage Types BM W 15
| BM W 15-A / B | BM W 15-C / D | BM W 15-F / G | BM W 15-J / K |
 |  |  |  |
Standard / Standard Long
Standard / Standard long | Compact High / Compact High Long
Compact high / long | Compact / Compact Long
Compact / Compact long | Short / Short Narrow
Short / Short narrow |
Carriage Dimensions BM W 15
Carriage Specifications BM W 15
| Parameter | BM W 15-A | BM W 15-B | BM W 15-C | BM W 15-D | BM W 15-F | BM W 15-G | BM W 15-J | BM W 15-K |
| System Height A (mm) | 24 | 24 | 28 | 28 | 24 | 24 | 24 | 24 |
| Carriage Width B (mm) | 47 | 47 | 34 | 34 | 34 | 34 | 52 | 34 |
| Reference Surface Distance B2 (mm) | 16 | 16 | 9.5 | 9.5 | 9.5 | 9.5 | 18.5 | 9.5 |
| Front Center Lube Hole Position C1 (mm) | 4 | 4 | 8 | 8 | 4 | 4 | 4 | 4 |
| Side Lube Hole Position C3 (mm) | 4 | 4 | 8 | 8 | 4 | 4 | 4 | 4 |
| Side Lube Hole Position (2nd) C4 (mm) | 9.3 | 17.3 | 11.3 | 19.3 | 11.3 | 19.3 | 14.8 | 14.8 |
| Top Lube Hole Position C7 (mm) | 9.1 | 17 | 11.1 | 19 | 11.1 | 19 | 14.6 | 14.6 |
| Carriage Height J (mm) | 20.4 | 20.4 | 24.4 | 24.4 | 20.4 | 20.4 | 20.4 | 20.4 |
| Carriage Length L (mm) | 57.6 | 73.5 | 57.6 | 73.5 | 57.6 | 73.5 | 38.6 | 38.6 |
| Outer Mounting Hole Pitch L1 (mm) | 30 | 30 | 26 | 26 | 26 | 26 | — | — |
| Inner Mounting Hole Pitch L2 (mm) | 26 | 26 | — | — | — | — | — | — |
| Steel Body Length L6 (mm) | 39.6 | 55.5 | 39.6 | 55.5 | 39.6 | 55.5 | 20.6 | 20.6 |
| Lateral Mounting Hole Pitch N (mm) | 38 | 38 | 26 | 26 | 26 | 26 | 41 | 26 |
| Reference Surface Height O (mm) | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 |
Rigidity Curve and Load Ratings
Load Ratings
| Parameter | BM W 15-A | BM W 15-B | BM W 15-C | BM W 15-D | BM W 15-F | BM W 15-G | BM W 15-J | BM W 15-K |
| Static Load Capacity C₀ (N) | 19600 | 22900 | 19600 | 22900 | 19600 | 22900 | 8500 | 8500 |
| Dynamic Load Capacity C₁₀₀ (N) | 9000 | 11400 | 9000 | 11400 | 9000 | 11400 | 5200 | 5200 |
| Static Cross Moment Capacity M₀Q (Nm) | 181 | 218 | 181 | 218 | 181 | 218 | 78 | 78 |
| Static Longitudinal Moment Capacity M₀L (Nm) | 146 | 198 | 146 | 198 | 146 | 198 | 30 | 30 |
| Dynamic Cross Moment Capacity MQ (Nm) | 83 | 108 | 83 | 108 | 83 | 108 | 48 | 48 |
| Dynamic Longitudinal Moment Capacity ML (Nm) | 67 | 96 | 67 | 96 | 67 | 96 | 18 | 18 |
| Carriage Weight (kg) | 0.2 | 0.3 | 0.3 | 0.3 | 0.2 | 0.2 | 0.1 | 0.2 |
Load Rating Definitions
- C₀ = Static load capacity
- C₁₀₀ = Dynamic load capacity - 100km travel life
- M₀Q / MQ = Cross moment
- M₀L / ML = Longitudinal moment
Order Code Examples
Rail Order Code
BM S 15-N-G1-KC-R1-500-28.5-28.5
- BM S 15 = MONORAIL Ball Profile Rail Size 15
- N = Standard (top mounting)
- G1 = Very accurate
- KC = Standard straightness
- R1 = Reference at bottom
- 500 = Rail length 500mm
- 28.5-28.5 = First/last hole positions
Carriage Order Code
BM W 15-A-V1-S11-LV-CN
- BM W 15 = MONORAIL Ball Profile Carriage Size 15
- A = Standard carriage
- V1 = Low preload
- S11 = Lubrication port position (top center)
- LV = Full greasing
- CN = No coating (not chrome-plated; hard chromium is CH)
