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RESS PE20 H2
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RESS PE20 H2 THREE-PHASE HOME ENERGY STORAGE SYSTEM

The RESS PE20 H2 is a high-voltage three-phase residential energy storage system designed for homes and small commercial installations with increased energy demands. Combining a hybrid inverter, Energy Management System (EMS) and high-voltage lithium batteries in a complete all-in-one solution, it delivers high energy efficiency, backup power and intelligent energy management. Through the InnoHaus platform, users benefit from comprehensive remote monitoring and system control from any device.

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  • Characteristics
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Characteristics

Smart Energy Management

Real-time monitoring and management of energy production, consumption and battery status through the InnoHaus platform.

1

Three-Phase Load Support

Supports three-phase loads for residential and commercial installations requiring higher power capacity and system reliability.

2

Backup Power Function

Provides uninterrupted backup power for critical loads with an automatic transfer time of just 10 ms during grid outages.

3

Time-of-Use Optimization

Optimizes battery charging and discharging according to electricity tariff schedules to reduce energy costs.

4

Remote Monitoring

Cloud-based remote monitoring and complete system management via WiFi, Bluetooth and mobile application.

5

Flexible Operating Modes

Supports multiple operating modes including Self Consumption, Backup, Peak Shaving and Battery Priority.

6

Parallel System Expansion

Allows parallel connection of multiple systems with total scalability up to 48 kW of power and 90.8 kWh of storage capacity.

7

High Power Density

Delivers up to 12 kW of power and up to 22.7 kWh of storage capacity in a compact all-in-one design.

8

Generator Compatibility

Supports generator integration with automatic remote start functionality for enhanced energy security.

9

IP66 Protection

IP66-rated enclosure for reliable indoor and outdoor installation.

10
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The RESS PE20 H2 is a high-voltage three-phase residential energy storage system designed for homes and small commercial installations with increased energy demands. Combining a hybrid inverter, Energy Management System (EMS) and high-voltage lithium batteries in a complete all-in-one solution, it delivers high energy efficiency, backup power and intelligent energy management. Through the InnoHaus platform, users benefit from comprehensive remote monitoring and system control from any device.

Model RESS-3A-7.6-H2-8K RESS-3A-7.6-H2-10K RESS-3A-7.6-H2-12K
RESS-3A-11.4-H2-8K RESS-3A-11.4-H2-10K RESS-3A-11.4-H2-12K
RESS-3A-15.2-H2-8K RESS-3A-15.2-H2-10K RESS-3A-15.2-H2-12K
RESS-3A-19-H2-8K RESS-3A-19-H2-10K RESS-3A-19-H2-12K
RESS-3A-22.7-H2-8K RESS-3A-22.7-H2-10K RESS-3A-22.7-H2-12K
Grid AC Input and AC Output
Rated Output Apparent Power 8000VA 10000VA 12000VA
Rated Input Apparent Power 12000VA 14000VA 16000VA
Rated Output Current 11.6 A ac 14.5 A ac 17.4 A ac
Rated Input Current 17.4 A ac 20.3 A ac 23.2 A ac
Rated AC Voltage 380 V / 400 V / 415 V
AC Rated Frequency 50 Hz/60 Hz
Power Factor (cosΦ) 0.8 leading ‒ 0.8 lagging
THDI <3%
Output (Back Up)
Rated Output Apparent Power (Back Up) 8000VA 10000VA 12000VA
THDV(@Linear Load) <3%
Switch Time 10ms
PV String Input
Recommended Max. PV Input Power 12000W 15000W 18000W
MAX. PV Input Voltage 1000V
Startup Voltage 150V
MPPT Voltage Range 150V-950V
Number of MPPTs 2
Max. Number of PV Strings per MPPT 2
Max. Input Current per MPPT 16A
Max. Short-Circuit Current per MPPT 24A
Reverse Connect Protection Yes
Efficiency
MPPT Efficiency 99.90%
Euro Efficiency 97.50%
MAX. Efficiency 98.00%
Battery
Battery Type Lithium-ion battery
System Energy 7.6kWh/11.4kWh/15.2kWh/19kWh/22.7kWh
Usable Energy 7.2kWh/10.8kWh/14.4kWh/18kWh/21.7kWh
Rated Battery Voltage 204.8V/307.2V/409.6V/512V/614.4V
Number of Battery Modules 2/3/4/5/6
Recommend Charging/Discharging Current 18.5A
Max Charging/Discharging Current 37A
Cycle Life >=7000 cycles
Battery Auto Wake Up Yes
General
Dimensions (W*H*D) (mm) 670*(1135/1450/1765/2080/2395)*230
Net Weight 117kg/155kg/193kg/231kg/269kg
Installation Floor-mounted
Operating Temperature Range Charge :-10°C~50°C
Discharge:-10°C~55°C
Relative Humidity Range 0~95% (No Condensation)
Ingress Protection Rating IP66
Cooling Natural convection
Noise <35dB
Communication RS485/WLAN/Bluetooth/DRY/DRM/Meter, LAN/4G(Optional)
Display LED indicators / APP/ Web
Warranty 10 years
Standard
Safefy IEC/EN 62109-1&-2; IEC62619; CE; UN38.3
EMC IEC/EN 61000-6-1/-2/-3/-4; IEC/EN 61000-3-2/-3/-11/-12; IEC/EN 62920
Grid Connection Standards EN 50549-1:2019/AC:2019; VDE-AR-N 4105:2018; DIN VDE V 0124-100:2020; EN50549-1+EN50438; NA/EEA-NE7 ‒ CH 2020;
EIFS 2018: 2; OVE Directive R 25:2020; TOR Erzeuger Type A V1.2
Τεχνολογία
The RESS PE20 H2 is based on an advanced high-voltage energy storage architecture that integrates the PCS (Power Conversion System), BMS (Battery Management System) and EMS (Energy Management System) into a single platform. This integrated design improves system stability, simplifies installation and enables efficient management of both generated and stored energy.
The InnoHaus platform provides continuous energy flow monitoring, remote system configuration and complete operational control through a smartphone or web portal. In addition, OTA (Over-the-Air) updates ensure the system remains up to date with the latest features and performance enhancements.
Απόδοση
Available with 8 kW, 10 kW and 12 kW inverter options, the RESS PE20 H2 is designed for demanding energy applications, supporting photovoltaic systems up to 18 kW. Its high-voltage architecture provides expandable storage capacity from 7.6 kWh to 22.7 kWh, with up to 21.7 kWh of usable energy for maximum utilization of solar generation.
The high-voltage lithium battery system delivers more than 7,000 charge/discharge cycles, ensuring long service life and reliable performance. The inverter achieves up to 98% efficiency, while 99.9% MPPT efficiency maximizes photovoltaic energy harvesting.
Low-noise natural cooling (<35 dB), IP66 protection, 10 ms backup switching, generator compatibility and a 10-year warranty make the RESS PE20 H2 a comprehensive energy storage solution for demanding residential and small commercial applications.

FAQ

  • Does the system support backup operation? Yes. The system provides backup power for critical loads with a transfer time of only 10 ms during grid outages.
  • Can I monitor the system remotely? Yes. The InnoHaus platform enables remote monitoring and management via smartphone, tablet and web portal.
  • Does it support three-phase loads? Yes. The RESS PE20 H2 is specifically designed for three-phase residential and small commercial installations.
  • Can the storage capacity be expanded? Yes. Its modular architecture allows storage capacity expansion from 7.6 kWh to 22.7 kWh per system.
  • Is it compatible with a generator? Yes. The system supports generator integration and automatic start functions for enhanced energy security.

Applications

Technical Specifications

Model RESS-3A-7.6-H2-8K RESS-3A-7.6-H2-10K RESS-3A-7.6-H2-12K
RESS-3A-11.4-H2-8K RESS-3A-11.4-H2-10K RESS-3A-11.4-H2-12K
RESS-3A-15.2-H2-8K RESS-3A-15.2-H2-10K RESS-3A-15.2-H2-12K
RESS-3A-19-H2-8K RESS-3A-19-H2-10K RESS-3A-19-H2-12K
RESS-3A-22.7-H2-8K RESS-3A-22.7-H2-10K RESS-3A-22.7-H2-12K
Grid AC Input and AC Output
Rated Output Apparent Power 8000VA 10000VA 12000VA
Rated Input Apparent Power 12000VA 14000VA 16000VA
Rated Output Current 11.6 A ac 14.5 A ac 17.4 A ac
Rated Input Current 17.4 A ac 20.3 A ac 23.2 A ac
Rated AC Voltage 380 V / 400 V / 415 V
AC Rated Frequency 50 Hz/60 Hz
Power Factor (cosΦ) 0.8 leading ‒ 0.8 lagging
THDI <3%
Output (Back Up)
Rated Output Apparent Power (Back Up) 8000VA 10000VA 12000VA
THDV(@Linear Load) <3%
Switch Time 10ms
PV String Input
Recommended Max. PV Input Power 12000W 15000W 18000W
MAX. PV Input Voltage 1000V
Startup Voltage 150V
MPPT Voltage Range 150V-950V
Number of MPPTs 2
Max. Number of PV Strings per MPPT 2
Max. Input Current per MPPT 16A
Max. Short-Circuit Current per MPPT 24A
Reverse Connect Protection Yes
Efficiency
MPPT Efficiency 99.90%
Euro Efficiency 97.50%
MAX. Efficiency 98.00%
Battery
Battery Type Lithium-ion battery
System Energy 7.6kWh/11.4kWh/15.2kWh/19kWh/22.7kWh
Usable Energy 7.2kWh/10.8kWh/14.4kWh/18kWh/21.7kWh
Rated Battery Voltage 204.8V/307.2V/409.6V/512V/614.4V
Number of Battery Modules 2/3/4/5/6
Recommend Charging/Discharging Current 18.5A
Max Charging/Discharging Current 37A
Cycle Life >=7000 cycles
Battery Auto Wake Up Yes
General
Dimensions (W*H*D) (mm) 670*(1135/1450/1765/2080/2395)*230
Net Weight 117kg/155kg/193kg/231kg/269kg
Installation Floor-mounted
Operating Temperature Range Charge :-10°C~50°C
Discharge:-10°C~55°C
Relative Humidity Range 0~95% (No Condensation)
Ingress Protection Rating IP66
Cooling Natural convection
Noise <35dB
Communication RS485/WLAN/Bluetooth/DRY/DRM/Meter, LAN/4G(Optional)
Display LED indicators / APP/ Web
Warranty 10 years
Standard
Safefy IEC/EN 62109-1&-2; IEC62619; CE; UN38.3
EMC IEC/EN 61000-6-1/-2/-3/-4; IEC/EN 61000-3-2/-3/-11/-12; IEC/EN 62920
Grid Connection Standards EN 50549-1:2019/AC:2019; VDE-AR-N 4105:2018; DIN VDE V 0124-100:2020; EN50549-1+EN50438; NA/EEA-NE7 ‒ CH 2020;
EIFS 2018: 2; OVE Directive R 25:2020; TOR Erzeuger Type A V1.2