Description
Procedure for operating the Bosch Rexroth MHD112B-024-PP1-BN servo motor
1. Pre-Operation Checklist
Safety Requirements:
- Disconnect main power (EN 60204-1 Lockout/Tagout compliance)
- Verify motor nameplate:
textCopy Code
Model: MHD112B-024-PP1-BN
Voltage: 24VDC ±10%
Protection: IP65 (IEC 60529)
- Check ambient temperature: 0°C to +40°C (derate torque >40°C)
2. Mechanical Installation
graph LR
A[Clean Mounting Surface Ra≤1.6μm] --> B[Align Motor Flange to DIN 42955]
B --> C[Insert Alignment Pin (Ø6h6)]
C --> D[Torque M8 Screws: 22 N·m in Cross Pattern]
► Critical Tolerances:
- Radial load ≤120N (at 20mm from flange)
- Axial load ≤60N
3. Electrical Connections
| Terminal | Wire | Specification |
|---|---|---|
| A1/A2 | Power (24VDC) | 4mm² twisted pair + shield |
| B1/B2 | Encoder (Hiperface DSL) | CAT5e STP cable |
| PE | Protective Earth | 10mm² (IEC 61439-1) |
Cable Routing:
- Separate power/encoder cables by ≥100mm
- Bend radius >8x cable diameter
4. First Run Procedure
- Jog Test:
- Enable drive in “Torque Mode” (10% rated current)
- Verify rotation direction (CW when viewed from shaft)
- Encoder Alignment:
- Use IndraWorks to set electrical angle offset (EEPROM stored)
- Full Operation:
- Gradual ramp-up to 3000rpm (allow 5min for bearing run-in)
5. Status Monitoring
| LED | State | Action |
|---|---|---|
| Green | Solid | Ready for enable |
| Yellow | Blinking (2Hz) | Communication fault |
| Red | Solid | Overtemperature (>90°C) |
► Fault Reset: Cycle power after 15min cooldown
6. Maintenance Schedule
| Task | Interval | Tool |
|---|---|---|
| Bearing regreasing | 20,000 hrs | Kluber Isoflex NBU 15 |
| Encoder cleaning | 12 months | IPA wipes (≤70% alcohol) |
| Insulation resistance test | 36 months | 500VDC megger |
MHD112B-024-PP1-BN PDF
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