ZQ-HB-Z3

22–50kW On/Off-Grid Three-Phase High-Voltage Hybrid Inverter
Smart three-phase high-voltage hybrid inverter platform engineered for commercial and industrial solar energy storage applications. The ZQ-HB-Z3 series integrates high-voltage batteries, solar PV, grid and generator power with advanced communication, intelligent control and expandable parallel operation.
Power Range
22–50kW
Max Efficiency
Up to 98.6%
Battery Voltage
140–800V
MPPT
4 MPPT
Max PV Input
75kW
Protection
IP66
Three-Phase C&I Storage Smart Microgrid On / Off Grid

Smart Three-Phase Energy.
Built for Commercial Scale.

High-efficiency SiC technology, wide high-voltage battery compatibility, flexible PV configuration and intelligent energy management support demanding commercial and industrial applications.
01

98.6% Efficiency

Silicon carbide power technology delivers maximum conversion efficiency of up to 98.6%.

02

75kW PV Input

Supports up to 75kW photovoltaic input with 1000V maximum PV voltage and 150–850V MPPT range.

03

Dual Battery Branches

Two independent battery branches support lithium, lead-acid and sodium batteries across a 140–800V range.

04

Smart Communication

RS485, WiFi, LAN, 4G and expanded DI, DO, AI and AO interfaces support advanced energy management.

05

Generator Integration

Dedicated intelligent generator branch supports automatic start and stop with input current up to 150A.

06

Parallel Expansion

Up to six inverter units can operate in parallel in off-grid mode for expandable system capacity.

Available Power Configurations.

Seven three-phase power configurations from 22kW to 50kW support commercial, industrial and smart microgrid projects.
Model Rated Power Max Apparent Power Rated Current Max Output Current Max PV Input
ZQ-HB-Z3-S22K 22 kW 24.2 kVA 31.9 A 35.1 A 75 kWp
ZQ-HB-Z3-S25K 25 kW 27.5 kVA 36.3 A 39.9 A 75 kWp
ZQ-HB-Z3-S29.9K 29.9 kW 29.9 kVA 43.5 A 43.5 A 75 kWp
ZQ-HB-Z3-S30K 30 kW 33 kVA 43.5 A 47.9 A 75 kWp
ZQ-HB-Z3-S40K 40 kW 44 kVA 58 A 63.8 A 75 kWp
ZQ-HB-Z3-S42.5K 42.5 kW 42.5 kVA 61.6 A 61.6 A 75 kWp
ZQ-HB-Z3-S50K 50 kW 55 kVA 72.5 A 79.8 A 75 kWp

Technical Specifications.

Core AC, photovoltaic, battery, communication and environmental parameters for the ZQ-HB-Z3 smart three-phase inverter.
Rated Voltage
3L/N/PE, 220/380V; 230/400V
Rated Frequency
50 / 60 Hz
Peak Power
150% for 10 seconds
Output THDu
<3%
Generator Current
150 A
Grid Input Current
150 A
Max PV Input
75,000 Wp
Max PV Voltage
1000 V
MPPT Range
150 – 850 V
MPPT Quantity
4
Rated PV Voltage
600 V
Start-up Voltage
180 V
Max PV Current
4 × 40A
PV Short Circuit
4 × 60A
Battery Type
Lithium / Lead-acid / Sodium
Battery Branches
2 independent branches
Battery Voltage
140 – 800 V
Battery Current
80A × 2
Max Efficiency
98.6%
EU / CEC Efficiency
97.97%
Battery Efficiency
98%
Dimensions
850 × 550 × 295 mm
Weight
88 kg
Noise
55 dB(A)
Temperature
-25°C ~ +60°C
Altitude
4,000 m (derating above 3,000m)
Cooling
Smart fan cooling
Protection Grade
IP66
Parallel Operation
Up to 6 units (off-grid mode)
Auxiliary Output
12VDC / 2A
Smart Communication

RS485 ×1 · Internet / WiFi / 4G · DO ×2 · DI ×2 · AI ×2 · AO ×1 · DR ×1 · LED + Bluetooth + APP · WiFi / LAN / 4G

Smart Features

Intelligent generator start / stop · 150A generator branch · 150–340% PV oversizing · 200–470% grid input · 150% overload capability · Up to six units in parallel · Optional AFCI · 12VDC / 2A auxiliary output

Protection

DC switch · Overvoltage and overcurrent protection · AC short-circuit protection · Anti-islanding · Residual current protection · Insulation impedance monitoring · Surge and lightning protection · PV and battery reverse polarity protection

Certification

CE certified for Safety & EMC. Specific grid certifications should be confirmed according to the target market and project requirements.

Commercial Energy Applications.

Designed for smart microgrids, commercial and industrial solar storage, three-phase self-consumption and complex hybrid energy systems.
01 Smart Microgrids & C&I Solar + Storage
02 Three-Phase Self-Consumption & Peak Shaving
03 Factory, Farm & Industrial Power Supply
04 Telecom & Data Center Backup
05 Remote Communities & Island Power Systems
06 Diesel-Hybrid & Off-Grid Replacement
ZQ-HB-Z3 Three-Phase Hybrid Inverter Enlarged
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