Inverter Direct Expansion Heat Pump Controller

Variable Frequency Direct Expansion Control System

Engineered for precision temperature management in commercial HVAC applications with modular scalability.

Key Specifications
⚡ Hybrid Drive Technology
– Supports 16 modular units | Voltage range: 220V–380V
– Ultra-low frequency control (-35°C cooling capability)

🌐 IoT & Automation
– Remote OTA diagnostics | RS485/MODBUS communication
– Cloud-based data integration for real-time monitoring

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Inverter Direct Expansion

Inverter Direct Expansion Machine Control Program

Core Features
1. Advanced Temperature Control
- Triple-pipe heat recovery system for efficient dehumidification
- PID algorithm (±0.5°C stability)

2. Robust System Protection
- Triple anomaly protection (current/voltage/temperature)
- 100% sensorless sine wave control** (minimal fluctuation)

3. Flexible Configuration- 16 digital outputs | 18 analog inputs | 3×RS485 ports
- Compatible with AC/DC fans, 0-10V analog outputs, and expansion valves

3. Operational Flexibility
- Compatible with AC/DC fans and expansion valves
- One-click presets for rapid deployment

Electric control, choose VEDAT, professional.

A wide range of styles to meet your needs

Various line controllers available

Support screen saver customisation service;
OTA upgrade

Segment Thermostat

Colour Screen Thermostat

Full Tochscreen Thermostat

Technical information

Master Control Interface

Serial Number

Fans available

Digital Outputs

Analog Outputs

Expansion valve

Expansion Valve

Digital Inputs

Communications Interface

else

Outboard

AC/DC

16-way

18-way

0-10V output 4 ways

6-way

14-way

3-way 485

Dial code 2*4

Inboard

AC/DC

16-way

18-way

0-10V output 4 ways

6-way

14-way

3-way 485

Dial code 2*4

Drive controller (5HP-30HP)
Technical Parameters

name

220V--6Hp

380V--6Hp

380V--8/10Hp

380V--12Hp

380V--16Hp

380V--25Hp

380V--30Hp

Available press power

7kw

7kw

11kw

13kw

17kw

26kw

30kw

Note: The above power for the whole machine design to meet the module under the heat dissipation test, for reference only.

1. 180 degree sine wave vector control without position sensor, small fluctuation of action
2. Frequency converter working frequency range: 10~120Hz3
3. Interleaved PFC control technology, switching frequency up to 40KHz4
4. Ultra-wide input power supply voltage range
5. Selection of well-known brand TIC2000DSP control chip, Infineon Fuji and other power modules, RS485 communication mode
6. Abnormal current, abnormal voltage, abnormal temperature and other protection functions.

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