Solutions

Solutions

HVAC controls solution

Introduction

It doesn’t matter where you are in the world, your building requires heating, ventilation or air conditioning (HVAC) to provide a comfortable productive environment for your occupants.  However HVAC consumes large Power amongst all Home Appliances, it accounts for approximately half of typical buildings total energy consumption. So making sure your system is running as efficiently, reliable as possible is critical to your uses it may be Building, office or house. HVAC controls form the brain and nerves of a HVAC system, monitoring interior conditions and responding to load changes in a coordinated fashion providing comfort and energy efficiency. The Controller plays very crucial and important role in it. 


Megmeet complete range of HVAC controls solution provides a top to bottom solution covering all HVAC applications from Air conditioner use in domestic application to all commercial application like Cassatte AC, Standalone AC and large Chillers. Our SMART controllers and algorithm share information making sure your Cooling systems works together maximizing both comfort and energy efficiency. 


While Megmeet Electrical is known for the Master in Power Electronics and its our strength for the doing this job, how that controller for various HVAC design gets applied is even more important.  Megmeet’s  Controller design, it’s integration, System matching are built by controller experts that can help you to design, install and maintain the HVAC control system at peak efficiency and more reliable.


Megmeet has one stop solution for all types of HVAC solution which generally consists of Motor Drive, Power Conversion and Logic Control. Even Our Controller Can Match with any type of Inverter compressor as our Expert in drive Control will match with perfect Torque Compensation with Vibration much below the specification.


Advantage

The HVAC  controller solution is widely use in Domestic Air conditioner, Commercial Air conditioner, heat Pump, Inverter Heater etc.  Some of the Key strength of our controllers are

Controller design by individual expertise like Core Algorithm for System effective working, Compressor motor drive control and Matching with Various Compressor to get cumulative system efficiency and performance.  Inbuilt with cooling and heating logics control algorithm, Megmeet is capable of customizing HVAC solution and design for various customers as per the Customer specification requirements. Which ultimately helps customers to have flexibility in choosing compressor, Model lineup and making different Product portfolio’s.

Megmeet owns the industry’s first-class power electronics and power conversion core Technology platform which reduces customer worry about Performance, Reliability and efficient working , ultimately enhance the Brand image and Customer satisfaction.

Our sincere efforts is to design and develop Reliable, Energy saving and high performance HVAC drive and control systems across all HVAC range as per customer Specification and satisfaction.

    


Our Solution for Home Appliances Controllers

Megmeet Solution Provides you a complete set of Products for Domestic and commercial Air conditioning which will helps to better system matching, Inventory control, integrated enhance performance like in case of Domestic Air conditioner our set of solution consists of Indoor Controller, Outdoor Controller, Sensors, Display, Remote and connection cables 

1. Product Range.

      SMART Inverter Controller for Split Air conditioner.

      SMART Inverter Controller for Stand-Floor Air conditioner

      SMART Inverter controller for Window Air conditioner

      Controller for Dehumidifier

      Controller for Dryer

      Controller for Fresh Air Ventilation.

2. Product Features and Specifications.

    SMART Inverter Controller for Domestic Air conditioner.

3. Features:

     Latest Topology -180°sine wave vector control technology

     Low frequency compensation to avoid Noise.

     The core algorithm of compressor driver

     On Board Reactor.

     Wi fi and Alexa Voice Control

     Wide range of Input Voltage.

     Compliance with IEC Safety Norms.

     Automatic Torque compensation as per Compressor specifications.

     Compatible software with various Inverter Compressor.

     Design to work in Tropical Condition up to 55 Deg. Cel.

     Unique Power control ( Better than IPM)

     Compatible for AC/ DC Indoor/outdoor Motors


4. Product Specifications:

    Applicable to split AC,Stand Floor AC, Portable AC, Dehumidifier, Window AC, Fresh Air Ventilating and dryer.

Input

Valtage Range120-280Vac
Maxjmum Power

7.5KW ( will vary depend on Cooling Capacity)

Standby Power<1W
Working Temperature-22~+55℃

Output

Compressor Frequency10~120HZ
Compressor Drive                   180°sine Wave, Vector Control
FanAC/DC FAN
Other  Anion, WiFi, Alexa, Voice control, Heating
SafotySafetyGB4706.32/IEC/EN 60335-2-40
EMCEMCEN55022 CLASS B EN55014


Inverter Controller for Commercial Conditioning

Facing the requirements of high reliability and high stability of commercial air conditioners, Megmeet continues to innovate and optimize the system to provide cost-effective commercial control system solutions to meet customer needs, whether it is an independent motherboard controller or a complete set of inverter Control systems (including variable frequency drives, motherboard controllers, power boards, filters, wire controllers, sensors, thermostats, reactors, connection harnesses, and test equipment, etc.) have suitable products to choose from and provide personalization Services to meet the diverse needs of customers.

1. Product Range.

SMART Inverter Controller for Cassette Air conditioner.

SMART Inverter Controller for Floor& Ceiling Air conditioner

Inverter controller with VRF technology.

Controller for DUCT Air conditioner

Controller for Multi Split Air conditioner.

Controller for Modular Air conditioner  

Controller for Chillers.

Vehicle Air conditioner

2. Features:

1 Phase & 3 phase interleaving PFC technology

The core algorithm of compressor driver

180°sine wave vector control technology

Built in Auto Vibration Compensation.

Cloud smart control technology

Torque compensation to match any compressor design.

Wide input Voltage range

Controller available in 1 Phase/3 Phase,25K-78K BTU 

3. Product Range.

Multi Variable Units, Ceiling Cassette Units, Floor & Ceiling Units, Duct unit, Multi Digital Scroll Units, Central Air Conditioner etc. 

4. Specifications

Input

Valtage Range1Phase:120-280Vac       3Phase:300-450Vac
Maxjmum Cument1Phase:36A   3Phase:25A
Maxjmum Power1Phase:8KW   3Phase:15kw
Working Temperature-22~+55℃

Output

Compressor Frequency          10~120HZ
Compressor Drive180°sine Wave
Cooling ModeAir Cooling
OtherWIFI,AC/DC FAN, Anion,WIFI
SafotySafetyGB4706.32/IEC/EN 60335-2-40
EMCEMCEN55022 CLASS B EN55014


Controller Solution for Heat Pump (Air Source)

The Inverter heat pump controller solution of Megmeet’s ranges from 18K TO 78k, its remarkable feature of system integration , brushless DC compressor driver technology and EVI technology which can effectively reduce energy consumption and minimize environmental impact and provide customers with a reliable and flexible heat pump solution.(Inverter controller, mainboard controller, power filter, wire controller, sensor, temperature controller, reactor, connection cables and the whole set of test equipment needed in the production of the whole machine, etc.

1. Product Range:

Inverter Heat Pump Controller

Domestic water heater controller

Dryer Controller

Swimming Pool Machine Controller

Typical Heat Pump Controller

Dry Ground Heating Controller

2. Features:

3 Channel & 3 phase interleaving PFC technology

Core algorithm compressor driver

180°sine wave vector control technology

In built Auto vibration compensation. 

Cloud smart control technique

Auto Torque Compensation for various compressor.

Compressor magnetic saturation control technology

EVI control solution suitable for -30°application environment.

Application Range: 1 Phase/3 Phase,9K-78K BTU

3. Application:

Used in heat pump heater, heat pump dryer, heat pump water heater, anhydrous floor heating, swimming pool machine and special machine etc.

4. Specifications

Input

Valtage Range

1Phase:120-280Vac   3Phase:340-420Vac

Maxjmum Cument1Phase):36A   3Phase:25A
Maxjmum Power1Phase):8KW   3Phase:15kw

Output

Working Temperature
Power Consumption<3W
Maxjmum Power15KW
Throttle  Valve                   EEV
EVIEVI
OtherHVDP/LVDP/OLP
SafotySafetyGB/T14536.1-2008   GB 4706.1-2005
EMCEMCGB17625.1-2012     GB4343.1-2009


Controller Solution for Heat Pump (for Ultra Low Temperature condition around -30 Deg.cel) 

When it comes to the overall Controller design, we drew on our experience and knowledge in the geothermal heat pump field to inform the design of the air source heat pumps. Geothermal heat pumps are the ultimate cold weather heat pumps, Megmeet has Controller to perform in such extreme condition.

1. Product Range:

Ultra-low temperature electric heat pump controller

Ultra-low temperature heater controller

Ultra-low temperature water heater controller

Ultra-low temperature anhydrous ground heater controller

2. Features:

180°sine wave vector control technology

In built Auto vibration compensation. 

EVI control solution for -30°C application environment.

Application Range: one phase,9K~108 K

3. Application:

    Applied to air-source heat pump, heater, Dry ground heater.

4. Specifications

Input

Valtage Range1Phase:120-280Vac     3Phase:340-420Vac
Maxjmum Cument1Phase:36A   3Phase:25A
Maxjmum Power1Phase:8KW   3Phase:15kw

Output

Working Temperature-30~+55℃
Power Consumption<3W
Maxjmum Power15KW
Throttle  ValveEEV
EVIEVI
Other HVDP/LVDP/OLP
SafotySafetyGB/T14536.1-2008   GB 4706.1-2005
EMCEMCGB17625.1-2012     GB4343.1-2009



Controller for Heat Pump( Fan Application)

Megmeet is equipped with the ability to provide a whole set of solution for domestic invertr air conditioning units, it includes Outdoor Unit Inverter, Reactors, Indoor Unit Controller, displays, remotes, sensors, connection cables and the whole set of test equipment required. Megmeet provides a complete set of service for household air conditioner customers and realizes fast and flexible products upgrading.

1. Product Range:

Controller for Hot Air ( Hot Air management system)

Controller for Hot Air (fan) flash device.

Controller for Single-valve hot Air fan.

Controller for Multi-connected hot Air fan.

Controller for Multi-connected VRF hot Air fan.

Controller for Ultra-low hot Air fan.

2. Features:

3 Channel& 3 phase interleaving PFC technology

The core algorithm of compressor driver

Self-adapting vibration suppression technology

High frequency flux-weakening technology

Magnetic saturation control technology

EVI control solution for -30° application environment

3. Product Range: 

one phase/there phase,9K-25 BTU

4. Application:

Applicable to heat pump fan, multi-connected hot Air fan etc.

5.Specifications

Input

Valtage Range1Phase:120-280Vac                    3Phase:340-420Vac
Maxjmum Cument1Phase:36A      3Phase:25A
Maxjmum Power1Phase:8KW    3Phase:15kw

Output

Working Temperature-30~+55℃
Power Consumption<3W
Maxjmum Power15KW
Throttle  ValveEEV
EVIEVI
OtherHVDP/LVDP/OLP               
SafotySafetyGB/T14536.1-2008   GB 4706.1-2005
EMCEMCGB17625.1-2012     GB4343.1-2009


Controller Solution for Vehicle Air Conditioner

Megmeet solution provides the dedicated vehicle Air conditioner Micro controller design. Our controller has passed the certification of the front-loading Air conditioner Mechanism and has been commercialized by domestic Vehicle Air conditioning customers. The whole solution includes inverted controllers, logic controller, sensor, connection cables and a complete set of test equipment needed in the production of the whole machine. Our customers can rapidly deploy new systems, improve core competition and reduce the overall development cost.

1. Product Range:

Truck AC Controller Solution (On Board)

Passenger Vehicle Controller

Refrigeration On-Board AC Controller Solution

Heavy Vehicle On-board AC Controller Solution

RV Air Vehicle AC Controller Solution

Typical Vehicle AC Controller

2. Features:

The core algorithm of compressor driver

180° sine wave vector control technology

In built Auto vibration compensation. 

High frequency flux-weakening technology

Magnetic saturation control technology

Meet the certification of Automation

3. Product Range:

1 phase,9K ~ 24K

4. Application

Applicable to trucks, Heavy Vehicles, cars, Vehicles for Public carrier and other types of Other vehicle products.

5. Specifications

Input

Valtage Range12-48VDC
Maxjmum Cument20A
Maxjmum Power1000W

Output

Working Temperature-30~+55℃
Power Consumption<1W
Cooling ModeAir Cooling
Compressor Speed600-6000rpm
SafotySafetyOCP/OVP
EMCCertificationReach/TS16949


Controller for Cold Chain Control 

The cold chain control solution of Megmeet’s includes inverter controller, logic controller, sensor, connection cable and the whole set of test equipment needed in the whole production of the whole machine. It can be applied in every cutting-edge technique in every procedure and solve all system problems in production upgrading, transportation, refrigeration and sales, it can also reduce the life cycle cost of products, help customers to reduce cost and achieve the goal of efficiency and environmental protection.

1. Product Range:

Cold Chain Controller Solution

Deep freezer Controller Solution

Refrigeration Unit Controller System

Food Storage Cabinet Controller Solution

2. Features:

The core algorithm of compressor driver

180° sine wave vector control technology

Self-adapting vibration suppression technology

High frequency flux-weakening technology

Magnetic saturation control technology

Application:One phase/3 phase

3. Application:

Applicable to Domestic refrigerator, Commercial refrigeration, cold chain etc.

4. Specifications

Input

Valtage Range1Phase:120-280Vac                   3Phase:340-420Vac
Maxjmum Cument1Phase:36A   3Phase:25A
Maxjmum Power1Phase:8KW   3Phase:15kw
 Working Temperature-30~+60℃

Output

Compressor Frequency10~120HZ
Compressor Drive180°sine Wave
Wind Pendulum DriveStepper Motor
 Refrigeration ModeDirect Cooling/AR Cooling
SafotySecurityGB4706.1/EN60335-1
EMCEMC

GB13837-2003 Class B/IEC61000-4-2 Level 3


Customized dedicated (SOLAR application) Air conditioner Solution

Megmeet committed to design controller which will be used by renewable Energy. The control solution of Megmeet special air conditioner is based on safety and reliability. Through long-term accumulation of research and project experience on photovoltaic, base station and other special circumstances, industrial-grade design standard device selection is adopted to ensure the reliability and stability of the whole system. The whole solution includes inverted controllers, logic controller, sensor, connection cables, remotes, sensors, and a complete set of test equipment needed in the production of the whole machine. The solution helps customers update their system design and increase the competitiveness of the products.

1. Production Range

Solar Air Conditioner Control Solution

Solar Refrigerator Control Solution

Solar Heat Pump Controller Solution

Solar Portable Controller Solution

2. Features:

Digitalized solar controller solution, switch from solar to power grid automatically

Implemented with MPPT algorithm, maximum solar utilization.

180°sine wave vector control, self-adapting vibration suppression, high-frequency flux-weakening

Unique compressor algorithm achieves compressor compatibility.

3. Application Range:

One phase,9K-25K BTU

4. Application:

Applicable to solar AC, solar refrigerator, solar heat pump etc.

5. Specifications

Input

AC Valtage Range145-285Vac
AC Maxjmum Cument15A
DC Valtage Range75-300Vdc
DC Maxjmum Cument9A

Output

Maxjmum Power3.3KW
FANAC/DC FAN(Compatible with internal drive / external drive) 
OtherHVDP/LVDP/OLP
SafotySafety  GB4706.1/EN60335-1
EMCEMCGB4343.1/EN55O14


Controller of Miniature Compressor product series:

The control solution of Megmeet special air conditioner is based on safety and reliability. Through long-term accumulation of research and project experience on photovoltaic, base station and other special circumstances, industrial-grade design standard device selection is adopted to ensure the reliability and stability of the whole system. The whole solution includes inverted controllers, logic controller, sensor, connection cables, remotes, sensors, and a complete set of test equipment needed in the production of the whole machine. The solution helps customers update their system design and increase the competitiveness of the products.

1. Product Range

Base Station AC Controller Solution

Precision AC Controller Solution

Cabinet AC Controller Solution

2. Features:

180°Sine wave vector control technology

Adaptive Torque control, compressor frequency can be low to 10 Hz

High frequency and high magnetic-weakening technology, compressor can be up to 120Hz

High-speed IPM/IGBT, reduced noise, low power loss, high switching efficiency. Application range:one phase,7K-18 BTU

3. Application:

Applicable to base station AC, cabinet AC, equipment AC ,ect. 

4. Specifications

Input

Valtage Range12-60Vdc
Maxjmum Cument15A
Standby Power<1W
Maxjmum Power1000W

Output

Compressor Drive180° sine Wave
Sensor Precision0.1℃
OtherOLP,Adjustable Frequency
ProtectOCP/OVP                
SafotySafetyGB4706.32/IEC/EN 60335-2-40
EMCEMCEN55022 CLASS B EN55014