
Product Description
ABB UAC383AE01 Measurement Unit Board - Precision Signal Processing for MV Drives
The ABB UAC383AE01 Measurement Unit Board (Part Number: HIEE300890R0001, Type Designation: LD MUB-01) is a critical signal conditioning and measurement module for ABB's ACS5000 and ACS6000 series medium voltage AC drives. This Swiss-engineered board provides high-accuracy analog signal processing, enabling precise motor control and system diagnostics in industrial drive applications from 315 kW to 27 MW.
Product Specifications
| Parameter | Value |
|---|---|
| ABB Part Number | HIEE300890R0001 |
| Type Designation | LD MUB-01 (UAC383AE01) |
| Product Category | Measurement Unit Board |
| Application Platform | ACS5000 Water Cooled, ACS6000 Medium Voltage Drives |
| Replaces Legacy Part | 61320938 (obsolete) |
| Country of Origin | Switzerland / Finland |
| HS Customs Code | 85049099 |
| Net Weight | 0.251 kg |
| Condition | New, Factory Sealed |
| Minimum Order | 1 piece |
Technical Function & Features
The UAC383AE01 measurement unit board performs critical signal acquisition and conditioning functions:
- Multi-Channel Analog Input: Processes voltage and current feedback signals from motor, DC bus, and power converter
- High-Resolution ADC: 16-bit analog-to-digital conversion ensures precise measurement accuracy for closed-loop control
- Signal Isolation: Galvanic isolation protects control electronics from high-voltage transients in MV drive systems
- Real-Time Processing: Dedicated DSP performs signal filtering, scaling, and fault detection with <1ms latency
- Diagnostic Monitoring: Continuous self-test and sensor validation for predictive maintenance
- Redundancy Support: Dual-channel architecture enables fault-tolerant operation in critical applications
Drive Platform Compatibility
| Drive Series | Power Range | Voltage Class | Typical Applications |
|---|---|---|---|
| ACS5000 Water Cooled | 315 kW - 5 MW | 2.3 kV - 4.16 kV | Marine propulsion, test stands, industrial processes |
| ACS6000 | 315 kW - 27 MW | 2.3 kV - 11 kV | Mining, cement, oil & gas, power generation |
Industrial Application Scenarios
1. Mining Conveyor & Hoist Systems
In underground mining operations, the UAC383AE01 board processes torque and speed feedback from multi-megawatt hoist drives, enabling precise cage positioning and load monitoring. The board's high-resolution measurement capability detects rope slip conditions and prevents overload, critical for personnel safety in shaft operations.
2. Cement Mill Variable Speed Drives
Cement grinding mills (3-8 MW) rely on the measurement board to monitor motor current, DC bus voltage, and bearing temperature. Real-time signal processing enables adaptive control algorithms that optimize mill speed based on material hardness, reducing specific energy consumption by 10-15%.
3. Marine Propulsion & Thruster Drives
Cruise ships and LNG carriers use ACS5000/6000 drives (5-25 MW) for azimuth thrusters and main propulsion. The UAC383AE01 board provides critical feedback for dynamic positioning systems, processing shaft torque and thrust measurements with <0.5% accuracy to maintain vessel station-keeping in harsh sea conditions.
4. Oil & Gas Pipeline Compression
Natural gas pipeline booster stations employ the measurement board in 5-15 MW compressor drives. The board monitors suction/discharge pressure transducers and vibration sensors, enabling condition-based maintenance and preventing catastrophic failures in remote, unmanned installations.
5. Test Stand Dynamometers
Automotive and aerospace engine test cells utilize the board's high-bandwidth measurement capability (>1 kHz) to capture transient torque and speed during acceleration tests. Precision signal conditioning ensures accurate power measurement for engine certification and development programs.
Installation & Replacement Guide
Safety Precautions
WARNING: This board operates in medium voltage drive systems. Only qualified electrical personnel following NFPA 70E arc flash safety protocols should perform installation or replacement.
Replacement Procedure
- Lockout/Tagout: De-energize drive at main circuit breaker, wait 15 minutes for DC bus capacitor discharge, verify <50 VDC
- Access Control Cabinet: Remove drive control section cover, locate measurement unit board in signal processing rack
- Disconnect Wiring: Label and disconnect all sensor input cables (voltage, current, temperature), note connector positions
- Remove Old Board: Unscrew mounting hardware, carefully extract board from card cage or DIN rail
- Install New Board: Insert UAC383AE01 into slot, secure with mounting screws (torque to 0.8 Nm)
- Reconnect Wiring: Attach sensor cables per labeling, verify secure connections and correct polarity
- Power-Up Test: Restore control power, verify LED indicators, perform drive self-test via HMI
- Calibration: Run measurement calibration routine using drive commissioning software (consult drive manual)
Troubleshooting Common Issues
| Symptom | Possible Cause | Solution |
|---|---|---|
| Drive fault: "Measurement board failure" | Board not detected by control system | Check board seating in connector, verify control power supply, replace if fault persists |
| Erratic motor speed control | Noisy or incorrect feedback signals | Inspect sensor wiring for damage, verify sensor calibration, check for EMI sources |
| Overcurrent trips during acceleration | Current measurement offset or gain error | Perform current sensor calibration, verify CT/shunt connections, replace board if calibration fails |
| Temperature sensor faults | Open circuit or short in RTD/thermocouple wiring | Check sensor continuity, verify correct sensor type configured in drive parameters |
Global Availability & Lead Times
This measurement unit board is stocked at ABB distribution centers worldwide:
- FIPSEEXPU (Finland): Europe, Middle East, Africa - 3-5 business days
- US Drive Services: North America - 3-5 business days
- SGRDC002EXPU (Singapore): Asia-Pacific - 5-7 business days
- CNIAB001EXPU (China): Greater China region - 3-5 business days
- SGIND002EXPU (Singapore): India, Southeast Asia - 5-7 business days
- AUABB024EXPU (Australia): Oceania - 5-7 business days
Non-Stock Items: 8-12 weeks factory lead time. Contact for expedited manufacturing options.
Quality Assurance & Warranty
All ABB UAC383AE01 boards undergo rigorous factory testing:
- 100% functional test of all measurement channels with calibrated reference signals
- High-voltage isolation testing per IEC 61800-5-1 standards
- Thermal cycling (-40°C to +85°C) to screen infant mortality failures
- Final inspection and serialization with QR code traceability
Warranty: 24 months from shipment date or 18 months from installation (whichever occurs first), covering defects in materials and workmanship under normal operating conditions.