VRF Air Conditioner

VRF ZTVM Series
The Yuju EnvironTech-V8 Pro series is a next-generation VRF system designed for large commercial and high-end residential applications. With AI self-learning control, Meta 2.0 variable refrigerant technology, and a full DC inverter design, it delivers superior efficiency, reliability, and comfort. Integrated with Zen Air 2.0, Doctor M 2.0, and SuperSense, it ensures smart operation and easy maintenance. Featuring EVI compressors, microchannel heat exchangers, and IP55 ShieldBox protection, it performs efficiently from -30 °C in heating to 55 °C in cooling. The modular design supports up to 108 HP, 1,100 m of piping, and a 110 m height difference, making it ideal for airports, malls, hotels, hospitals, and offices.

Key Features
Full DC Inverter System with EVI Compressor
Achieves smooth, stepless control and precise load matching — improving overall energy efficiency and heating performance even at -30 °C.

META 2.0 Variable Refrigerant Temperature Technology
AI-driven optimization of evaporating and condensing temperatures boosts annual system efficiency by > 28 % while enhancing comfort and stability.

Doctor M 2.0 Smart Cloud Maintenance
Real-time fault prediction, data analytics, and Bluetooth diagnostic tools simplify maintenance and reduce downtime and service costs.

SuperSense with 19 Sensors + Virtual Sensor Backup
Continuous monitoring of refrigerant state across the system enables intelligent diagnosis; virtual sensors keep operation uninterrupted during faults.

ShieldBox IP55 Protection & Anti-Corrosion Design
Fully sealed electrical enclosure with micro-channel refrigerant cooling and UL-certified anti-corrosion treatment ensures 27-year corrosion resistance.

Extreme-Climate Reliability
Stable operation from -30 °C (heating) to 55 °C (cooling); reinforced frame resists Category-17 typhoons and magnitude-8 earthquakes.

Ease of Installation & Service
Features like automatic refrigerant charging/recycling, auto addressing, HyperLink free-topology communication, and Bluetooth commissioning cut setup time dramatically.

Wide Application & Flexible Configuration
Supports 12 indoor unit types / 100+ models, combination ratio up to 200 %, and total piping length up to 1,100 m — ideal for complex multi-story buildings.

Enhanced Comfort & Low Noise Operation
0.1 °C temperature precision, 15-step silent mode, auto cooling-heating changeover, and Zen Air 2.0 comfort algorithms ensure quiet and consistent climate control.

High Reliability & Multi-Level Backup System
Quadruple backup (fan, compressor, unit, sensor) plus duty-cycling rotation extend lifespan and prevent shutdowns in case of component failure.

VRF ZTVC Series
The  Yuju EnvironTech ZTVC VRF (Variable Refrigerant Flow) system is a new-generation, full DC inverter air conditioning solution designed for high efficiency, flexibility, and intelligent climate control in both commercial and residential applications. It incorporates advanced technologies such as EVI (Enhanced Vapor Injection), 180° sine wave control, supercooling flow path, and AI cloud diagnostics to deliver outstanding performance across diverse climates — from -30°C heating to 55°C cooling.

Key Features
Full DC Inverter Technology
Utilizes high-efficiency DC compressors and fans for smooth, stepless control — improving system efficiency by up to 12% compared with conventional designs.

EVI (Enhanced Vapor Injection) for Extreme Climates
Maintains up to 85% heating capacity even at -15°C, with reliable operation from -30°C to 55°C.

AI Cloud Monitoring & Predictive Maintenance
Integrated AI cloud server forecasts malfunctions and enables remote system checks via phone or tablet — reducing downtime and service costs.

High Energy Efficiency & Low Carbon Design
Equipped with advanced heat exchangers, 2-in-1 refrigerant flow path, and supercooling circuits to achieve superior EER/COP ratings and lower power consumption.

Ultra-Quiet Operation & Night Mode
Noise-reducing fan blades, DC brushless motors, and “Silent Mode” lower operation noise by up to 10 dB(A) for comfort in residential or hotel environments.

Flexible Modular Combination (Up to 96HP)
Up to four outdoor units can be freely combined, allowing system capacity expansion to meet large project demands.

Wide Piping and Height Flexibility
Supports total piping length up to 1000 m, height difference up to 110 m, and up to 100 indoor units per system — ideal for high-rise and large buildings.

Easy Installation and Maintenance
Features such as automatic addressing, front service window, and auto refrigerant charging simplify setup and maintenance.

Multi-Level Safety & Backup Functions
Three-stage backup for compressors, fans, and modules ensures continuous operation even if one component fails.