Description
The Mitsubishi FR-D740-1.5K is a compact, high-performance 1.5kW (2 HP) Variable Frequency Drive (VFD) from Mitsubishi Electric’s popular FREQROL-D700 Series. It functions as an advanced motor speed controller by continuously varying the frequency and voltage supplied to 3-phase AC induction or synchronous motors.
Featuring controlled ramp-up and ramp-down capabilities during motor start and stop cycles, the FR-D740-1.5K prevents mechanical gear strain, belt slippage, and high inrush current spikes. For garment factories, textile mills, packaging lines, commercial HVAC installations, and water pumping systems across Bangladesh, this AC drive delivers optimized operational speed regulation, energy efficiency, and extended machinery service life.
Key Features
- Controlled Acceleration & Deceleration Ramping: Accurately manages motor ramp-up and ramp-down timing to ensure smooth starting and stopping without mechanical shock.
- General-Purpose Magnetic Flux Vector Control: Delivers strong low-speed torque output (up to 150% at 1Hz) for reliable machine startups under load.
- Integrated Hardware Safety Stop: Complies with European machinery safety standards for immediate hardware-level output shutdown during emergency stops.
- Compact Footprint Design: High power density layout permits side-by-side control cabinet mounting to maximize space savings.
- Integrated Digital Dial Keypad: Simple rotary setting dial and clear LED display facilitate fast parameter setup, tuning, and real-time operational monitoring.
Technical Advantages
- High Efficiency: Advanced solid-state power switching topology minimizes internal thermal dissipation and reduces electrical losses.
- Durable Construction: Industrial-grade build with conformal-coated PCBs protects internal electronics against high humidity, lint, and atmospheric dust.
- Safety Protection: Integrated electronic logic guards against overcurrent, overvoltage, output short circuit, earth fault, phase loss, and motor thermal overload.
- Energy Saving: Dynamic excitation voltage management automatically tunes power consumption under partial motor load conditions.
- Easy Maintenance: Quick-release cooling fans and clear diagnostic fault codes streamline routine maintenance and minimize facility downtime.
Applications
- Industrial & Manufacturing: Small conveyor belts, packaging machines, labeling units, mixers, and light material handling lines.
- Factory Automation: Garment manufacturing equipment, textile spinning/weaving units, and plastic processing machinery.
- Commercial Facilities: HVAC supply/exhaust fans, booster water pumps, and commercial blowers.
- Project Installation: Industrial control panel construction and retrofitting projects built by system integrators across Bangladesh.
Why Choose This Product?
- Reliability: Built to Mitsubishi Electric’s world-class engineering standards for long-term 24/7 continuous industrial operation.
- Performance: Smooth velocity regulation and rapid torque response prevent motor stalling during sudden load variations.
- Cost Effectiveness: Delivers precise speed control and ramp management at an accessible price point while lowering plant electricity expenses.
- After-Sales Value: Supported in Bangladesh by Loop Shop with technical parameter guidance, verified genuine sourcing, and post-purchase customer service.
Technical Specification Table
| Specification | Details |
| Model | FR-D740-1.5K |
| Brand | Mitsubishi Electric |
| Rated Power | 1.5 kW (2 HP) |
| Voltage | 380V to 480V AC, 3-Phase |
| Current | Not Available |
| Frequency | 0.2 to 400 Hz |
| Efficiency | High-efficiency drive (>95%) |
| Protection | IP20 / Enclosed Type |
| Dimension | Not Available |
| Weight | Not Available |
| Operating Temperature | -10°C to +50°C |
| Warranty | Standard Manufacturer Warranty |
Features List
✓ Controlled motor ramp-up and ramp-down timing
✓ General-Purpose Magnetic Flux Vector Control
✓ Integrated safety stop hardware function
✓ Conformal-coated PCBs for humid industrial environments
✓ Intuitive digital dial keypad for easy parameter tuning
Benefits For Customers
- Reduces Electricity Cost: Dynamic motor voltage optimization lowers monthly factory power bills under dynamic load cycles.
- Improves Operational Reliability: Soft-starting and controlled ramping eliminate abrupt mechanical starting shocks, extending belt, gear, and coupling service life.
- Saves Maintenance Cost: Early diagnostic warnings alert technical crews to electrical anomalies before critical motor failure occurs.
- Suitable for Bangladesh Environment: Rugged build quality handles local line voltage variations and elevated ambient factory temperatures.
Installation & Maintenance Guide
Installation Requirements:
- Install vertically inside an IP54-rated, well-ventilated electrical control panel to protect against airborne dust, oil, and lint.
- Maintain recommended vertical and horizontal clearances around the drive chassis for unrestricted cooling airflow over heat sink fins.
- Connect a dedicated 3-phase earth ground and use shielded control cables to prevent electromagnetic interference (EMI).
Maintenance Tips:
- Clean heat sink fins and cooling fans regularly using dry, low-pressure compressed air.
- Inspect electrical terminal block screw tightness at scheduled intervals to prevent loose connections caused by machine vibration.
- Review fault diagnostic alarm codes on the digital keypad display during routine plant maintenance checks.
Safety Instructions:
- Always disconnect incoming 3-phase AC power lines and wait at least 10 minutes for internal DC bus capacitors to discharge completely before touching terminal screws.
- Electrical installation, parameter tuning, and commissioning must be carried out by qualified electrical engineers or technicians.
Frequently Asked Questions (FAQ)
Q: What is the price of Mitsubishi FR-D740-1.5K 1.5kW VFD in Bangladesh?
A: Product prices vary depending on stock availability and import logistics. Please check the current updated price directly on loopshop.com.bd or contact our customer support team.
Q: Where can I buy original Mitsubishi FR-D740-1.5K VFD in Bangladesh?
A: You can purchase genuine Mitsubishi industrial automation products online directly from Loop Shop Bangladesh at loopshop.com.bd.
Q: What warranty does this product have?
A: It carries a standard supplier/manufacturer warranty. Detailed terms are available on the Loop Shop policy page during checkout.
Q: Is this VFD suitable for Bangladesh climate conditions?
A: Yes, the FR-D740 series features coated PCBs and robust heat dissipation designed to handle elevated ambient temperatures and humidity in Bangladesh.
Q: How to install this product?
A: Mount vertically inside a protective electrical enclosure. Connect 3-phase AC input power, motor output lines, and ground wiring following the official Mitsubishi manual.
Q: What motor horsepower is compatible with this 1.5kW VFD?
A: This 1.5kW inverter is rated to drive standard 2 HP 3-phase AC induction or synchronous motors.
Q: Can this drive control motor acceleration and deceleration?
A: Yes, it features fully configurable ramp-up and ramp-down acceleration/deceleration time settings to ensure smooth starting and stopping.
Q: Does Loop Shop supply VFDs across all districts in Bangladesh?
A: Yes, Loop Shop delivers industrial automation equipment nationwide, including Dhaka, Chittagong, Gazipur, Narayanganj, and Sylhet.
Q: Does this drive support RS-485 Modbus communication?
A: Yes, it includes a built-in RS-485 Modbus-RTU communication port for system integration and centralized monitoring.
Q: Can I get parameter configuration support from Loop Shop?
A: Yes, Loop Shop provides basic parameter guidance and technical support for industrial customers in Bangladesh.

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