Solis S6-EH3P(8-15)K02-NV-YD-L Three Phase Low Voltage Energy Storage Inverter

Category: Solis Hybrid Inverter
Features

The S6-EH3P series is a high-performance three-phase hybrid inverter designed for residential PV energy storage systems with 48V low-voltage batteries. Supporting high-power PV modules, flexible battery compatibility, and advanced energy management features, it enables efficient solar utilisation, reliable backup power, and intelligent energy optimisation. With UPS-level switching, VPP/EMS integration, three-phase unbalanced output, and scalable system expansion, the S6-EH3P series provides a smart and flexible solution for achieving energy independence and a sustainable zero-carbon future.

Product Description

S6-EH3P(8-15)K02-NV-YD-L

The S6-EH3P(8-15)K02-NV-YD-L series is a powerful three-phase hybrid inverter designed for large residential PV energy storage systems with low-voltage 48V batteries. Combining advanced solar energy management technology with flexible energy storage capabilities, it enables homeowners to maximise solar utilisation, improve energy independence, and achieve reliable zero-carbon energy solutions.

Designed to support high-power PV modules, this hybrid inverter delivers excellent compatibility with modern solar panels while supporting a wide range of lithium-ion and lead-acid battery systems. Its flexible battery compatibility makes it an ideal solution for different residential energy storage applications, allowing users to customise their systems based on energy requirements.

The S6-EH3P series integrates multiple smart energy features, including generator compatibility, UPS-level fast switching, and AC coupling support for existing grid-tied PV systems. It also supports three-phase unbalanced loads and half-wave loads, ensuring stable power supply for a wider range of household appliances and electrical equipment.

With reliable off-grid capability, intelligent energy management, and high system flexibility, the S6-EH3P(8-15)K02-NV-YD-L series helps households optimise renewable energy consumption, reduce dependence on the grid, and build a more efficient, resilient, and sustainable energy future.

Key Features

Smart Energy Management

AI-powered energy management intelligently optimizes battery charging and discharging based on Time-of-Use (TOU) electricity tariffs, helping users reduce energy costs and maximize self-consumption.

Seamlessly integrates with Virtual Power Plant (VPP) and Energy Management System (EMS) platforms for advanced energy monitoring, control, and optimization.

Built-in control support for SG-ready heat pumps, enabling intelligent coordination between renewable energy generation and household energy consumption.

High Performance & Reliable Power Supply

Ultra-fast switching time of less than 10ms ensures uninterrupted power supply for critical household loads during grid outages.

Supports up to 160% PV oversizing, maximizing solar energy harvesting and improving system efficiency.

Supports three-phase unbalanced output, with each phase capable of delivering up to 50% of the inverter's rated power, providing greater flexibility for diverse residential load requirements.

Flexible & Scalable Energy Storage Solution

Compatible with mainstream lithium-ion and lead-acid battery systems, providing flexible battery selection for different energy storage applications.

Supports parallel connection and AC coupling, allowing users to easily expand system capacity and integrate with existing solar PV installations.

Designed for scalable residential energy storage systems, adapting to increasing energy demands in the future.

Simple Installation & Smart Configuration

Bluetooth-enabled mobile app provides fast commissioning, easy configuration, and convenient system monitoring.

Equipped with a 7-inch large display featuring U.S.-made ZEITLER industrial-grade components, delivering reliable operation and an intuitive user experience.

Simplified setup process reduces installation time while improving overall system usability.

Technical Specifications

Models	8K	10K	12K	15K
Input DC (PV side)
Max. usable PV input power	12.8 kW	16 kW	19.2 kW	24 kW
Max. input voltage	1000 V
Rated voltage	550 V
Start-up voltage	160 V
MPPT voltage range	200 - 850 V
Max. input current	20 A / 40 A			40 A / 40 A
Max. short circuit current	30 A / 50 A			50 A / 50 A
MPPT number / Max. input strings number	2 / 3			2 / 4
Battery
Battery type	Li-ion / Lead-acid
Battery voltage range	40 - 60 V
Max. charge / discharge current	180 A	220 A	250 A	290 A
Communication	CAN / RS485
Output AC (Grid side)
Rated output power	8 kW	10 kW	12 kW	15 kW
Max. apparent output power	8 kVA	10 kVA	12 kVA	15 kVA
Operation phase	3/N/PE
Rated grid voltage	380 V / 400 V
Rated grid frequency	50 Hz / 60 Hz
Rated grid output current	12.2 A / 11.5 A	15.2 A / 14.4 A	18.2 A / 17.3 A	22.8 A / 21.7 A
Max. output current	12.2 A / 11.5 A	15.2 A / 14.4 A	18.2 A / 17.3 A	22.8 A / 21.7 A
Power factor	> 0.99 (0.8 leading - 0.8 lagging)
THDi	< 3%
Input AC (Grid side)
Input voltage range	323 - 460 V
Max. input current	18.3 A / 17.3 A	22.8 A / 21.7 A	27.3 A / 26.0 A	34.2 A / 32.5 A
Frequency range	45 - 55 Hz / 55 - 65 Hz
Input Generator
Max. input power	8 kW	10 kW	12 kW	15 kW
Max. input current	12.2 A	15.2 A	18.2 A	22.8 A
Rated input voltage	3/N/PE, 380 V / 400 V
Rated input frequency	50 Hz / 60 Hz
Output AC (Back-up)
Rated output power	8 kW	10 kW	12 kW	15 kW
Max. apparent output power	2 times of rated power, 10 s
Back-up switch time	< 10 ms
Rated output voltage	3/N/PE, 380 V / 400 V
Rated frequency	50 Hz / 60 Hz
Rated output current	12.2 A / 11.5 A	15.2 A / 14.4 A	18.2 A / 17.3 A	22.8 A / 21.7 A
Max. continuous output current	12.2 A	15.2 A	18.2 A	22.8 A
Max. continuous AC passthrough current	50 A
THDv (@linear load)	< 3%
Efficiency
Max. efficiency	97.6%
EU efficiency	97.0%