ZF210 Series Low Voltage Vector Inverter 220V-480V AC Drive With Precise Speed Control For Industrial Motors
This Compact Low Voltage Vector Control Inverter (11kW) is designed for precise motor control in space-constrained industrial environments. Combining vector control technology with robust overload protection, it optimizes energy efficiency while ensuring reliable operation for pumps, fans, HVAC systems, and more.
Core Specifications
Parameter |
Details |
Input Voltage |
380V-480V AC (Three-phase) |
Output Power |
0.75-30kW |
Control Modes |
Sensorless Vector Control (SVC), V/F Control |
Overload Capacity |
150% rated current for 1 minute (Heavy Duty), 170% for 12 seconds, 190% for 1.5 seconds |
Speed Accuracy |
±5% (SVC mode) |
Startup Torque |
150% at 0.5Hz (SVC) |
Cooling Method |
Forced Air Cooling |
Protection |
Overcurrent, Overvoltage, Undervoltage, Short Circuit, Thermal Protection |
Key Features
1. Compact & Durable Design
- Space-Saving: Compact dimensions and lightweight allow wall-mounted or DIN-rail installation in tight spaces.
- Robust Construction: IP20-rated enclosure with efficient forced-air cooling ensures reliable operation in harsh environments (0°C to 50°C).
2. Advanced Vector Control
- Sensorless Vector Control (SVC):
- Provides 150% starting torque at 0.5Hz, ideal for heavy-load applications (e.g., conveyors, compressors).
- Achieves ± 0.2% speed accuracy, enabling precise control for demand-responsive systems.
- V/F Control: Simplified mode for basic applications (e.g., constant pressure pumps).
3. Overload Protection
- Dual Overload Rating:
- Heavy Duty: 150% overload for 60 seconds, 170% for 12 seconds, 190% for 1.5 seconds.
- Protects motors and drives from transient overloads, reducing downtime.
- Thermal Management: Integrated temperature sensors and automatic derating prevent overheating.
4. Energy Efficiency
- Reduces energy consumption by 20-40% through variable speed control (e.g., a textile mill saved 35% energy on pump systems).
- Complies with IE2/IE3 efficiency standards (97.5% typical efficiency).
Applications
1. Pump Systems
- Examples: Centrifugal pumps, irrigation systems, water treatment plants.
- Benefits:
- Eliminates water hammer via smooth acceleration/deceleration.
- Maintains constant pressure with PID control.
2. Fan Systems
- Examples: Ventilation fans, cooling towers, boiler exhausts.
- Benefits:
- Reduces airflow surges with dynamic speed adjustment.
- Integrates with temperature/pressure sensors for automated control.
3. HVAC & Industrial Automation
- Examples: Air conditioning units, conveyor systems, CNC machinery.
- Benefits:
- Precise torque control for low-speed applications (e.g., elevators).
- Supports multi-motor configurations with parallel operation.
Installation & Maintenance
1. Installation Guidelines
- Mounting: Wall-mounted or DIN-rail, with ≥10cm clearance for ventilation.
- Wiring:
- Use shielded cables for control signals to reduce interference.
- Separate power and control circuits.
- Commissioning:
- Auto-tuning for motor parameters (resistance, inductance) ensures optimal control.
2. Maintenance
- Routine Checks:
- Clean cooling fans quarterly, inspect terminals for corrosion.
- Firmware Updates:
- USB interface allows parameter backup and firmware upgrades.
- Diagnostics:
- Real-time fault codes and historical data via HMI or SCADA integration.