ZQ-HB-Z7

5–20kW On/Off-Grid Three-Phase High-Voltage Hybrid Inverter
High-voltage three-phase hybrid inverter engineered for commercial and industrial solar energy storage. The ZQ-HB-Z7 combines 100% three-phase unbalanced output, high-voltage battery compatibility, AC coupling and seamless on/off-grid switching for flexible energy systems.
Power Range
5–20kW
Max Efficiency
Up to 98.2%
Battery Voltage
125–800V
MPPT
2 MPPT
Max PV Voltage
1000V
Protection
IP65
Three-Phase High-Voltage Battery C&I Storage On / Off Grid

Flexible Three-Phase Energy.
Engineered for C&I Systems.

High-efficiency SiC power conversion, wide battery voltage compatibility, three-phase unbalanced output and scalable parallel operation support demanding commercial energy systems.
01

98.2% Efficiency

Silicon carbide technology delivers maximum conversion efficiency of up to 98.2%.

02

Unbalanced Output

Supports 100% three-phase unbalanced output and single-phase loads on any individual phase.

03

High-Voltage Battery

Supports lithium, lead-acid and sodium battery systems across a wide 125–800V range.

04

Dual MPPT

Two MPPT channels operate across 130–960V with two PV strings supported on each MPPT.

05

AC Coupling

AC coupling support enables flexible integration with existing solar and hybrid energy systems.

06

Parallel Expansion

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

Available Power Configurations.

Eight three-phase power classes from 5kW to 20kW support commercial, industrial and hybrid energy applications.
Model Rated Power Peak Power Rated Current Max PV Input
ZQ-HB-Z7-5K 5 kW 10kVA / 60s 7.5 A 10 kWp
ZQ-HB-Z7-6K 6 kW 12kVA / 60s 9 A 12 kWp
ZQ-HB-Z7-8K 8 kW 13.3kVA / 60s 12 A 16 kWp
ZQ-HB-Z7-10K 10 kW 16.7kVA / 60s 15 A 20 kWp
ZQ-HB-Z7-12K 12 kW 16.7kVA / 60s 18 A 24 kWp
ZQ-HB-Z7-15K 15 kW 20kVA / 60s 22.5 A 30 kWp
ZQ-HB-Z7-18K 18 kW 24kVA / 60s 27 A 30 kWp
ZQ-HB-Z7-20K 20 kW 26.7kVA / 60s 30 A 30 kWp

Technical Specifications.

Core AC, PV, battery, communication and environmental specifications for the ZQ-HB-Z7 inverter platform.
Rated Voltage
3/N/PE, 2/3φ 380Vac, 230/400Vac
Frequency
50 / 60 Hz
Output THDu
<3%
Switching Time
<10 ms
Max PV Input
10–30 kWp depending on model
Max PV Voltage
1000 V
MPPT Range
130 – 960 V
MPPT Quantity
2 MPPT (2 strings per MPPT)
Rated PV Voltage
600 V
Start-up Voltage
200 V
Max PV Current
25A / 25A
PV Short Circuit
30A / 30A
Battery Types
Lithium / Lead-acid / Sodium
Battery Branches
2 independent branches
Battery Voltage
125 – 800 V
Charge / Discharge
25A × 2 (Peak 35A × 2, <60s)
Max Efficiency
98.2%
EU Efficiency
97.7%
Battery Efficiency
97.8%
Dimensions
573 × 500 × 219 mm
Weight
35 kg
Noise
<45 dB(A)
Temperature
-25°C ~ +60°C (derating above 40°C)
Altitude
Up to 5,000 m (derating above 3,000m)
Cooling
Smart fan cooling
Protection
IP65
Parallel Operation
Up to 6 units (off-grid mode)
AC Coupling
Supported
Unbalanced Output
100% three-phase unbalanced output
Communication & HMI

RS485 · CAN · DRED · Dry Contact · Parallel Communication · LED · WiFi · Bluetooth · Mobile APP

Smart Features

AC coupling support · 100% three-phase unbalanced output · 1.5–2× PV oversizing · new and old battery mixing · up to six units in parallel in off-grid mode

Protection

DC switch · Overvoltage & overcurrent · AC over-frequency · Anti-islanding · Residual current protection · Insulation impedance monitoring · Type II surge protection · Lightning protection · PV and battery reverse polarity protection

Certification

IEC/EN 62109-1/2 · IEC 62477-1 · EN 61000-6-1/2/3/4 · VDE-AR-N 4105 · G98/G99 · CEI 0-21 · EN 50549 · AS 4777 · IEC 62116 · IEC 61727

Commercial Energy Applications.

Suitable for commercial and industrial solar storage, three-phase self-consumption, hybrid power systems and remote applications.
01 Commercial & Industrial Hybrid Solar + Storage
02 Three-Phase Self-Consumption & Peak Shaving
03 Factory, Farm & Rural Power Supply
04 Telecom & Base Station Backup
05 Microgrids & Remote Communities
06 Diesel-Off-Grid Replacement Projects
ZQ-HB-Z7 Three Phase High Voltage Hybrid Inverter Enlarged
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