Mitsubishi FR-D740-5.5K D700 Series 5.5kW VFD Industrial Motor Drive

Description

The Mitsubishi FR-D740-5.5K is a compact, highly reliable 5.5kW (7.5 HP) Variable Frequency Drive (VFD) belonging to Mitsubishi Electric’s widely utilized FREQROL-D700 Series. Designed to modulate the speed, acceleration, and dynamic torque output of 3-phase AC induction motors, it delivers robust motor control capabilities within a compact footprint.

Featuring General-Purpose Magnetic Flux Vector Control, the FR-D740-5.5K guarantees reliable low-speed starting torque (up to 150% at 1Hz) and stable velocity response under changing mechanical loads. For garment factories, textile spinning units, commercial HVAC installations, and processing plants across Bangladesh, this inverter delivers improved energy efficiency, minimal downtime, and reliable equipment safety.

Key Features

• General-Purpose Magnetic Flux Vector Control: Delivers robust starting torque (150% at 1Hz) to start heavy mechanical loads smoothly without motor stalling.
• Integrated Safety Stop Function: Complies with EU Machinery Directives for hardware-level emergency power shutdown to the motor without extra external magnetic contactors.
• Compact Enclosure Structure: High power density design saves space inside electrical control cabinets and motor control centers (MCC).
• Digital Dial Operating Panel: Simple setting knob and LED display facilitate quick parameter configuration, setup, and operational diagnostics.
• Built-in Modbus-RTU Communication: Features RS-485 Modbus-RTU serial communication support for seamless integration with PLCs, HMIs, and SCADA systems.

Technical Advantages

• High Efficiency: Optimized solid-state switching circuitry reduces internal electrical losses and heat generation.
• Durable Construction: Coated circuit boards protect sensitive micro-components from moisture, airborne dust, lint, and corrosive atmospheric pollutants.
• Safety Protection: Comprehensive protective features guard against overcurrent, overvoltage, output short circuit, earth fault, phase loss, and thermal overload.
• Energy Saving: Dynamic excitation voltage management automatically tunes power consumption under partial motor load conditions.
• Easy Maintenance: Quick-release cooling fans and removable terminal blocks ensure simple routine servicing with minimal production stoppage.

Applications

• Industrial & Manufacturing: Industrial conveyors, extruders, mixers, agitators, and automated packaging lines.
• Factory Automation: Textile spinning/weaving equipment, paper processing machines, and plastic processing units.
• Commercial Facilities: HVAC supply and exhaust fans, cooling tower fans, and water booster pump panels.
• Project Installation: Industrial control panel construction and automation retrofitting projects built by engineering contractors across Bangladesh.

Why Choose This Product?

• Reliability: Engineered by Mitsubishi Electric to stringent international quality standards for 24/7 continuous industrial duty.
• Performance: Smooth speed control and dynamic torque response prevent motor stalling under sudden load variations.
• Cost Effectiveness: Eliminates external safety contactor costs while significantly lowering plant electricity expenses.
• After-Sales Value: Supported in Bangladesh by Loop Shop with technical parameter guidance, verified sourcing, and post-purchase customer support.

Technical Specification Table

Features List

✓ EU Machinery Directive safety stop compliance

✓ General-Purpose Magnetic Flux Vector Control

✓ Built-in Modbus-RTU (RS-485) communication port

✓ Compact design for space-saving panel installation

✓ Intuitive digital dial keypad for easy parameter tuning

Benefits For Customers

• Reduces Electricity Cost: Dynamic excitation control optimizes motor power consumption under variable load conditions.
• Improves Operational Reliability: Soft-starting eliminates abrupt mechanical starting shocks, extending belt, gear, and coupling service life.
• Saves Maintenance Cost: Integrated safety stop reduces panel wiring complexity while diagnostic alarms alert technical crews before critical failure occurs.
• Suitable for Bangladesh Environment: Coated electronics withstand high room ambient temperatures and atmospheric humidity across Bangladesh.

Installation & Maintenance Guide

Installation Requirements:

• Install vertically inside an IP54-rated, well-ventilated electrical control panel to protect against airborne dust, oil mist, and lint.
• Maintain recommended vertical and horizontal clearances around the drive chassis for unrestricted cooling airflow over the heat sink.
• Connect a dedicated 3-phase earth ground and use shielded control cables to avoid 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 or software tools during routine plant maintenance checks.

Safety Instructions:

• Always disconnect incoming 3-phase AC power lines and wait at least 10 minutes for internal DC 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-D740-5.5K 5.5kW 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-D740-5.5K 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 circuit boards and robust heat management designed to handle elevated ambient temperatures and local factory humidity.

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 installation manual.

Q: What motor horsepower is compatible with this 5.5kW VFD?

A: This 5.5kW inverter is rated to drive standard 7.5 HP 3-phase AC induction motors.

Q: Does this drive include a safety stop feature?

A: Yes, it features an integrated safety stop function complying with EU Machinery Directives for hardware-level output shutdown.

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.