ERS Series 3K-6K On-Grid Hybrid Inverter
Note: ERS is available exclusively as part of the RLS Series Energy Storage System and is not sold separately. Grid tie inverter with backup for residential solar systems. ERS Series is a solar inverter with battery backup and a grid-connected hybrid inverter that supports self-consumption, backup loads, and stable grid interaction for single-phase homes. When paired with LS51100R stackable battery modules, the ERS inverter forms the RLS Series all-in-one energy storage system, delivering a complete residential ESS solution with scalable energy capacity. This system design helps homeowners manage solar generation, battery charging, and utility power more efficiently, while providing reliable backup power during outages.
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- 2-year warranty
- Worldwide support
- Certified & compliant
Specifications
Model: ERS6042
Battery Input Data
- Charging Rule
- Self-adaption to BMS
- Battery Voltage Range (V)
- 42-63
- Max. Continuous Charging/Discharging Current (A)
- 120
- Battery Type
- Lithium
PV Input(DC)
- MPPT Operating Voltage Range (V)
- 100-550
- Max. Short Circuit Current per MPPT (A)
- 19.2
- Number of MPPTs
- 2
- Number of Strings per MPPT
- 1
- Max. Input Voltage (V)
- 580
- Max. Input Current per MPPT (A)
- 16
- Start-up Voltage (V)
- 100
- Max. Input Power (W)
- 9000
- Rated Input Voltage (V)
- 360
AC Output (On-grid)
- Max. AC Current Output to Utility Grid (A)
- 28.6
- Rated AC Grid Frequency (Hz)
- 50/60
- Max. Output Apparent Power (VA)
- 6600
- Max. AC Current From Utility Grid (A)
- 55
- THDi
- <3%
- Power Factor
- 0.99 (Adjustable from 0.8 leading to 0.8 lagging)
- Rated Output Voltage (V)
- 230
AC Output (Off-grid)
- Over Power (VA),Time(s)
- 1.25 times of rated power, 300s
- Rated Output Frequency (Hz)
- 50/60 (±0.5%)
- Peak Power (VA),Time(s)
- 1.5 times of rated power, 60s
- Rated Output Voltage (V)
- 220/230/240 (L / N / PE)
- Switch time (ms)
- 10
- THDv (@Linear Load)
- <3%
- Rated Output Power (W)
- 6000
- Rated Output Current (A)
- 26.1
Others
- Self-consumption at Night (W)
- <10
- Topology
- Battery Isolation
- Cooling Method
- Natural
- Mounting Method
- Stack-mounted
- Communication with Meter
- RS485
- Communication with Portal
- WiFi/Bluetooth (External)
- Display
- LCD/LED & APP
- Generator Auto Start-up
- 2 Wire Start - integrated
- Certifications & Standards
- EN/IEC62109, EN/IEC61000, CEI 0-21, RoHS
Mechanical Parameters
- Dimension (L×W×H) (mm)
- 620 x 400 x 446
- Weight (Kg)
- 37.5
Efficiency
- Max. Efficiency
- 98.0%
- European Efficiency
- 97.5%
- Max. Discharging Efficiency
- 94.6%
- MPPT Efficiency
- 99.9%
Protection
- Basic Protection
- PV reverse polarity, AC output overvoltage, Anti-islanding, PV insulation resistance, AC output overcurrent, Grid monitoring, PV string current monitoring, AC output short circuit, Residual current (RCD) detection
- AFCI
- Optional
- DC Switch
- Standard
- SPD
- DC Type II / AC Type III
Environment parameters
- Operating Temperature
- -30℃ to +60℃
- Relative Humidity
- 5% to 95%
- Altitude
- 4000(＞2000 Derating)
- Ingress Protection
- IP65
- Noise Emission (dB)
- <30
Highlights
- All-In-One Design: Integrated hybrid inverter and LiFePO4 battery
- 150% PV oversizing capability
- Max. PV conversion efficiency: 97.6% Battery charge/discharge efficiency: 94.6%
- LCD touch screen with local configuration function
- Smart App: User-friendly operation and monitoring
- Easy installation; Saving labor costs
- Natural cooling; Maintenance-free; Ultra-quiet
- Up to 12 kW grid input: 6 kW for loads + 6 kW for battery charging
- Smart Port: Grid-tied inverter (AC coupling); AC loads; Generator
- UPS-level switching <10ms
- Parallel operation: Max. 9 units; Up to 54kW, 276.18kWh
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