Product Description
Deltais VFD-EL-W series is the new generation compact vector control drive. Simple, delicate and durable design inherits Deltais superior drive technology.
Various essential functions are built-in as standard, including: Multi-step Operation; Torque Compensation; PID Control; Multi-Pump Control; Water Supply at Constant Pressure; Leakage Detection function and so on.
Features Include:
Simple Speed Control
Horizontal Movement
Fixed Load Applications
Safety and Reliability
150 % / 60 secs overload capability | Energy-saving | CE certification
Easy Maintenance
Natural cooling | Fan Cooling
Complete Functions
Single / multi-pump control: constant pressure mode & alternative operation | Built-in PID feedback control | Protection: overload, over voltage / over current stall prevention
Advanced Control and ProtectionDelta VFD015EL21W-1 offers superior control features such as vector and V/f control modes, providing smooth speed adjustment and reliable startup torque of up to 150% at 5 Hz. Multiple protection systems-overvoltage, undervoltage, overload, short circuit, and overheat-safeguard both equipment and operators during operation, ensuring durability and safety in demanding environments.
User-Friendly Operation and IntegrationThe drive boasts a 4-digit LED display and digital keypad interface, simplifying setup and monitoring. RS-485 connectivity allows for easy integration into larger automation systems. The compact design supports panel or wall mounting, making installation flexible for industrial, HVAC, pump, conveyor, or fan applications, suitable for dealer, distributor, exporter, and supplier networks in India.
Efficient Performance and ComplianceWith an overload capacity of 150% for 60 seconds and acceleration/deceleration times adjustable from 0.1 to 600 seconds, the Delta VFD keeps industrial processes efficient and adaptable. Its built-in braking unit and EMI filter ensure optimal performance while meeting EMC requirements. The fan cooling system maintains optimal temperatures, bolstering operational stability within a wide ambient range.
FAQ's of Delta VFD AC Drive/ VFD015EL21W-1:
Q: How do I install the Delta VFD015EL21W-1 AC Drive?
A: You can mount the Delta VFD on either a wall or a panel. Ensure adequate ventilation for the fan-cooled unit, connect power to a single-phase 230V source, and attach the desired load. The programming interface via the digital keypad allows for initial setup and parameter adjustment according to your application.
Q: What benefits does the auto torque boost feature provide for industrial applications?
A: Auto torque boost enhances starting torque, providing up to 150% of nominal torque at 5 Hz. This is especially useful for heavy-load startups in HVAC, pumps, conveyors, and fans, ensuring reliable and powerful performance without manual intervention.
Q: When should I use the built-in braking unit in this VFD?
A: Use the built-in braking unit during applications that involve rapid deceleration or require dynamic stopping, such as conveyor systems or pump controls. It efficiently dissipates excess energy, protecting the drive and increasing system safety under sudden load changes.
Q: Where can I use the Delta VFD015EL21W-1 for best results?
A: This drive is ideal for industrial settings such as HVAC systems, pumps, fans, and conveyors. It supports automation-grade operations and meets IP20 standards, making it suitable for electrically protected environments, partner installations, and distributor networks throughout India.
Q: What is the process for adjusting acceleration and deceleration times?
A: Acceleration and deceleration times (0.1-600 seconds) can be adjusted via the digital keypad. Simply navigate to the appropriate menu, input your desired value, and the drive will respond accordingly, allowing for smoother startups and shutdowns tailored to your process requirements.
Q: How does the integrated EMI filter contribute to EMC compliance?
A: The built-in EMI filter (C2 compliant) minimizes electrical noise and ensures the drive meets electromagnetic compatibility standards. This protects connected devices, reduces interference, and supports stable system integration in sensitive industrial environments.