Inovance MD500L Elevator Drive

Variable Frequency Drive (VFD) Specification

The Inovance MD500L Elevator Drive is a high-performance vector control elevator inverter designed for passenger, residential, commercial, hospital, and freight elevators. It delivers smooth ride quality, energy efficiency, precise motor control, and reliable emergency operation.

Applications

* Passenger Elevators

* Residential Elevators

* Commercial Buildings

* Hospital Elevators

* Freight Elevators

* MRL Elevators

* Machine Room Elevators

* Hydraulic Elevators

* Modernization Projects

* New Elevator Installations

Technical Features

* High-performance vector control technology

* Wide operating voltage range

* Smooth and comfortable ride performance

* Integrated brake control

* Dual & Single brake monitoring

* UPS / ARD support (Sine Wave & Quasi Square Wave)

* Automatic light-load direction sensing

* Five independent S-Curve acceleration/deceleration ramps

* Factory default parameters for quick commissioning

* Programmable DC Injection Braking

* Automatic Torque Boost

* Slip Compensation

* Flexible programmable digital & analog I/O

* Built-in Modbus-RTU Communication

* Comprehensive fault diagnostics

* Built-in Dynamic Braking Unit

* High-speed processor for precise motor control

* Easy keypad programming

* Auto motor parameter tuning

| Parameter | Specification |

| Input Voltage | 323–528 VAC |

| Input Phase | Three Phase |

| Output Frequency | 0.00–100.00 Hz |

| Control Method | Vector Control (VC) |

| Drive Type | VVVF Elevator Drive |

| PWM Technology | High-Speed PWM |

| Motor Compatibility | PMSM & Induction Motors |

| Starting Torque | High Starting Torque |

| Speed Regulation Accuracy | High Precision |

Performance Features

* Excellent ride comfort

* Smooth acceleration & deceleration

* Accurate floor leveling

* Reduced motor noise

* Low vibration operation

* High torque at low speed

* Stable operation under varying loads

* Fast response during acceleration

* Energy-saving operation

* High reliability in continuous service

Communication Features

* Built-in Modbus RTU

* RS-485 Communication

* Elevator Controller Integration

* Brake Feedback Monitoring

* Encoder Feedback Support

* Digital & Analog Inputs

* Programmable Relay Outputs

Brake Control Features

* Integrated Brake Control

* Dual Brake Monitoring

* Single Brake Monitoring

* Brake Delay Adjustment

* Brake Release Timing

* Safe Brake Supervision

* Brake Fault Detection

ARD / UPS Compatibility

Supports emergency rescue operation with:

* Pure Sine Wave ARD

* Quasi Square Wave ARD

* Automatic Rescue Devices

* Emergency Battery Systems

* Light Load Direction Detection

* Automatic Emergency Operation

* Safe Passenger Evacuation

* Over Current Protection

* Over Voltage Protection

* Under Voltage Protection

* Output Short Circuit Protection

* Motor Overload Protection

* Drive Overload Protection

* Over Temperature Protection

* Ground Fault Protection

* Stall Prevention

* Phase Loss Protection

* Motor Phase Protection

* Encoder Fault Detection

* Brake Fault Protection

Dynamic Braking Features

* Built-in Dynamic Braking Unit

* External Braking Resistor Support

* Programmable Braking Parameters

* Fast Motor Deceleration

* Reduced Stopping Distance

* Enhanced Passenger Comfort

Monitoring Functions

* LCD / Keypad Parameter Display

* Real-Time Status Monitoring

* Fault History Storage

* Trip Diagnostics

* Running Frequency Display

* Motor Current Display

* DC Bus Voltage Monitoring

* Output Voltage Monitoring

* Brake Status Monitoring

Environmental Specifications

| Parameter | Specification |

| Operating Temperature | -10°C to +50°C |

| Storage Temperature | -20°C to +70°C |

| Humidity | Up to 95% RH (Non-Condensing) |

| Cooling Method | Forced Air Cooling |

| Protection Class | IP20 (Standard) |

Key Benefits

* Smooth and jerk-free ride

* Easy installation & commissioning

* Wide voltage operation

* Energy-efficient performance

* Compact design

* High reliability

* Reduced maintenance

* Fast fault diagnostics

* Compatible with ARD systems

* Suitable for modernization and new installations

* Elevator Controllers

* Automatic Rescue Devices (ARD)

* Dynamic Braking Resistors

* Elevator Door Operators

* PMSM Gearless Machines

* Geared Traction Machines

* Encoders

* Brake Units

* HMI Displays

* Elevator Monitoring Systems

Standard Capacity Range

* 3.7 kW

* 5.5 kW

* 7.5 kW

* 11 kW

* 15 kW

* 18.5 kW

* 22 kW

* 30 kW

* 37 kW

Product Highlights

* Wide Input Voltage: 323–528 VAC

* High-Performance Vector Control

* Built-in Dynamic Braking Unit

* Integrated Brake Control

* Modbus-RTU Communication

* Output Frequency: 0.00–100.00 Hz

* ARD & UPS Compatible

* Dual Brake Monitoring

* Automatic Torque Boost

* Slip Compensation

* Smooth Ride Performance

* Fast Commissioning with Factory Default Settings

The Inovance MD500L Elevator Drive is a reliable, high-performance VVVF inverter engineered for modern elevator systems, delivering precise motor control, superior ride comfort, intelligent safety features, and seamless integration with elevator controllers and Automatic Rescue Devices (ARD)