L&T VFD Drives – Specifications & Features
L&T (Larsen & Toubro) offers Variable Frequency Drives (VFDs) under the EX1000, EX2000, CX2000, and SX2000 series, known for their high efficiency, reliability, and precise motor control. These drives are widely used in industrial automation, HVAC, water treatment, oil & gas, cranes, and textile applications.
1. General Specifications of L&T VFD Drives
1.1 Voltage & Power Range
- Low Voltage Drives (LV Drives)
- Single-phase: 230V (up to 2.2 kW)
- Three-phase: 230V / 415V / 460V / 690V (up to 1.5 MW)
- Medium Voltage Drives (MV Drives)
- Voltage Range: 3.3kV – 11kV
- Power Range: Up to 20 MW
1.2 Motor Compatibility
- Induction Motors (IM)
- Permanent Magnet Synchronous Motors (PMSM)
- Synchronous Reluctance Motors
1.3 Control Features
- V/F (Volts per Hertz) Control
- Senseless Vector Control (SVC)
- Closed-loop Vector Control (CVC) with Encoder Feedback
- Torque Boost Function for High-Performance Applications
- Regenerative Braking for Energy Recovery
1.4 Protection & Enclosure Ratings
- Ingress Protection (IP Ratings):
- IP20, IP21 (Standard Indoor Use)
- IP54, IP55, IP66 (Harsh Industrial Environments)
- Overload Capacity:
- Normal Duty (ND): 120% for 60s
- Heavy Duty (HD): 150% for 60s
1.5 Communication Protocols
- Modbus RTU / Modbus TCP
- EtherNet/IP, PROFINET, PROFIBUS
- CANopen, Device Net
- BACnet (For HVAC Applications)
1.6 Special Features
✔ Auto-Tuning for Easy Motor Setup
✔ Built-in EMC Filter for Noise Reduction
✔ PID Control for Process Applications
✔ Multi-motor Control & HVAC-Specific Features
✔ Safety Integrated (STO, SIL 2 / SIL 3)
2. Popular L&T VFD Models & Their Specifications
2.1 L&T EX1000 (Compact & General-Purpose Drive)
- Power Range: 0.4 kW – 22 kW
- Voltage: 1PH 230V / 3PH 415V
- Application: Pumps, fans, conveyors, basic automation
- IP Rating: IP20
2.2 L&T EX2000 (High-Performance Industrial Drive)
- Power Range: 0.75 kW – 500 kW
- Voltage: 3PH 415V / 460V
- Application: Cranes, hoists, compressors, oil & gas
- Special Feature: Enhanced torque control, sensorless vector control
2.3 L&T CX2000 (Advanced Drive for Heavy Applications)
- Power Range: 0.75 kW – 1.5 MW
- Voltage: 3PH 380V-690V
- Application: Mining, steel industry, textile machinery
- Special Feature: High-speed processing, multi-motor support
2.4 L&T SX2000 (HVAC-Specific Drive)
- Power Range: 0.75 kW – 560 kW
- Voltage: 3PH 200V-690V
- Application: HVAC, water treatment, air handling systems
- Special Feature: Built-in BACnet communication, energy-saving features
2.5 L&T Medium Voltage VFD (For Large Industrial Applications)
- Power Range: 0.3 MW – 20 MW
- Voltage: 3.3kV – 11kV
- Application: Oil & gas, marine, mining, power plants
- Special Feature: High efficiency, modular design, low harmonics
3. Key Benefits of L&T VFDs
✔ Energy-efficient motor control to reduce power consumption
✔ Precise speed & torque control for demanding applications
✔ User-friendly interface & diagnostics for easy setup
✔ Multiple communication protocols for seamless integration
✔ Robust design with high IP ratings for industrial environments
For detailed technical specifications, visit the L&T official website or check the respective product manuals. Let me know if you need specifications for a specific model! ????
