Inverter – HUAWEI – SUN2000-3,68K-LB0 – single-phase – hybrid – HV
Product details
SUN2000-3/3.68/4/4.6/5/6K-LB0
SUN2000-3/3.68/4/4.6/5/6K-LB0 is a series of single-phase inverters for residential photovoltaic installations. It offers a rated output power of 3–6 kW, depending on the model, and a maximum efficiency of 97.8%. Active arc fault protection and a Plug & Play battery interface combine safety features with energy storage compatibility.
Key benefits of SUN2000-3/3.68/4/4.6/5/6K-LB0
- Maximum efficiency 97.8% and European weighted efficiency of 96.6–97.2%, depending on the model.
- Two independent maximum power point tracking (MPPT) systems with an operating voltage range of 40–560 V and a maximum input current of 16 A per MPPT.
- Battery compatibility via the Plug & Play interface, maximum charging power of 6 kW and the option to charge from the grid.
- Active arc fault protection, anti-islanding protection and Type II surge protection on the DC and AC sides.
- Backup power support via SmartGuard-63A-S0.
- Built-in WLAN connectivity and FusionSolar app, as well as an IP66 protection rating and natural convection cooling.
Who is this a good choice for?
This solution is for homeowners planning a single-phase photovoltaic system with the option to integrate battery storage. The rated power range of 3–6 kW allows a model to be matched to the planned installation, while backup power support through SmartGuard-63A-S0 meets the needs of households interested in this feature.
| Parameter | SUN2000-3K-LB0 | SUN2000-3.68K-LB0 | SUN2000-4K-LB0 | SUN2000-4.6K-LB0 | SUN2000-5K-LB0 | SUN2000-6K-LB0 |
|---|---|---|---|---|---|---|
| Efficiency | ||||||
| Maximum efficiency (%) | 97,8 | |||||
| European weighted efficiency (%) | 96,6 | 96,8 | 97,0 | 97,1 | 97,2 | |
| DC input data (PV) | ||||||
| Recommended maximum PV power (Wp) | 4,500 | 5,520 | 6,000 | 6,900 | 7,500 | 9,000 |
| Maximum input voltage (V) | 600 | |||||
| Start-up voltage (V) | 50 | |||||
| MPPT operating voltage range (V) | 40–560 | |||||
| Rated input voltage (V) | 360 | |||||
| Maximum input current per MPPT (A) | 16 | |||||
| Maximum short-circuit current (A) | 20 | |||||
| Number of MPP trackers | 2 | |||||
| Maximum number of inputs per MPP tracker | 1 | |||||
| DC battery data | ||||||
| Compatible batteries | LUNA2000-5/10/15-S0, LUNA2000-7/14/21-S1 | |||||
| Operating voltage range (V DC) | 350–560 | |||||
| Maximum operating current (A) | 16,5 | |||||
| Maximum charging power (W) | 6,000 | |||||
| Maximum discharge power (W) | 3,300 | 3,680 | 4,400 | 4,600 | 5,500 | 6,600 |
| Charging the battery from the grid | Yes | |||||
| AC output data | ||||||
| Grid connection | Single-phase | |||||
| Rated output power (W) | 3,000 | 3,680 | 4,000 | 4,600 | 5,000 | 6,000 |
| Maximum output apparent power (VA) | 3,300 | 3,680 | 4,400 | 5,000 | 5,500 | 6,600 |
| Rated output voltage (V AC) | 220/230/240 | |||||
| Rated AC grid frequency (Hz) | 50/60 | |||||
| Maximum output current (A) | 15 | 16 | 20 | 23 | 25 | 30 |
| Adjustable power factor | 0.8 leading ... 0.8 lagging | |||||
| Maximum total harmonic distortion (%) | ≤ 3 | |||||
| Backup power output | Yes (via SmartGuard-63A-S0) | |||||
| Protection | ||||||
| Anti-islanding protection | Yes | |||||
| DC reverse polarity protection | Yes | |||||
| Insulation monitoring | Yes | |||||
| DC surge protection | Yes, in accordance with protection class TYPE II as per EN/IEC 61643-11 | |||||
| AC surge protection | Yes, in accordance with protection class TYPE II as per EN/IEC 61643-11 | |||||
| Residual current monitoring | Yes | |||||
| AC overcurrent protection | Yes | |||||
| AC short-circuit protection | Yes | |||||
| AC surge protection | Yes | |||||
| Arc fault protection | Yes | |||||
| Operating conditions | ||||||
| Operating temperature range (°C) | –25°C to +60°C | |||||
| Operating relative humidity (%) | 0–100 | |||||
| Working height (m) | 0–4000 (derated above 2000 m) | |||||
| Cooling | Natural convection | |||||
| IP protection rating | IP66 | |||||
| Nighttime power consumption (W) | < 3 | |||||
| Dimensions and weight | ||||||
| Weight including mounting brackets (kg) | < 15 | |||||
| Dimensions including mounting plate (mm) | 425 x 376.5 x 150 | |||||
| Communication and compatibility | ||||||
| Display | LED indicators; integrated WLAN + FusionSolar app | |||||
| Communication | RS485, WLAN via the WLAN module built into the inverter; Ethernet via Smart Dongle-WLAN FE (optional); 4G / 3G / 2G via Smart Dongle-4G (optional); EMMA | |||||
| Optimizers compatible with the DC MBUS bus | SUN2000-450W-P2, SUN2000-600W-P | |||||
| Compliance with standards | ||||||
| Safety | EN/IEC 62109-1, EN/IEC 62109-2 | |||||
| Grid connection standards | G98, G99, G100, EN 50549-1, CEI 0-21, VDE-AR-N-4105, C10/11, P140, UTE C15-712, TOR Erzeuger, IEC61727, IEC62116 | |||||
*1 The maximum input voltage is the upper limit of the DC voltage. A higher DC input voltage would likely damage the inverter. Disclaimer: The above values were measured by Huawei's internal laboratory in a specific environment. Actual values may vary depending on the product, software version, usage conditions and environmental factors.
Official distribution
