Huawei SUN2000-3K-LB0 photovoltaic hybrid inverter single phase energy controller IP66 3000 W
- Single-phase hybrid inverter to work with LUNA2000 energy storage, converting energy from PV and supporting emergency power supply; rated output power of 3000 W.
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Huawei SUN2000-3K-LB0 Smart Energy Controller
Huawei SUN2000-3K-LB0 is a single-phase hybrid inverter from the Smart Energy Controller series, designed to work with LUNA2000 optimizers and energy storage. The device provides high conversion efficiency and backup power capability through the SmartGuard module.
- Maximum efficiency of 97.8%
- Recommended maximum power of PV generator 4,500 Wp
- Works with LUNA2000-5/10/15-S0 and LUNA2000-7/14/21-S1 batteries
- Single-phase 220/230/240 V AC grid connection
- IP66 enclosure protection degree and natural cooling
Characteristics and application
The Huawei SUN2000-3K-LB0 is a component of the Smart Energy system, combining the functions of a grid inverter with a battery charge/discharge controller for efficient energy management in prosumer installations. The inverter works with dedicated DC MBUS optimizers (SUN2000-450W-P2, SUN2000-600W-P, MERC-600W-PA0), increasing energy yield by up to several tens of percent under shaded and varied solar conditions.
Safety features and communications
The device is equipped with a number of safety features, including islanding, overcurrent and DC/AC overvoltage protection of EN/IEC 61643-11 class, as well as an arc detection function. A built-in WLAN module and LEDs allow easy monitoring of the inverter's operation via apLication of FusionSolar, while RS485 communication and optional Ethernet and 4G/3G/2G dongles facilitate integration with monitoring systems.
Technical data
| Parameter | Value for SUN2000-3K-LB0 |
|---|---|
| Device series | SUN2000-3/3.68/4/4.6/5/6K-LB0 |
| Maximum efficiency | 97,8% |
| European weighted efficiency | 96,6% |
| Recommended max. PV power | 4,500 Wp |
| Maximum PV input voltage | 600 V DC (upper limit of input voltage) |
| Starting voltage | 50 V DC |
| MPPT operating voltage range | 40-560 V DC |
| PV input voltage rating | 360 V DC |
| Max input current per MPPT | 16 A |
| Max. short circuit current | 20 A |
| Number of MPPT trackers | 2 |
| Max. number of inputs per MPPT tracker | 1 |
| Compatible energy storage | LUNA2000-5/10/15-S0, LUNA2000-7/14/21-S1 |
| Battery operating voltage range | 350-560 V DC |
| Max. battery operating current | 16,5 A |
| Max. battery charging power | 6 000 W |
| Max. discharge power | 3 300 W |
| Connection to the grid | Single-phase |
| Rated output power | 3 000 W |
| Max. apparent power | 3,300 VA |
| Rated AC output voltage | 220 / 230 / 240 V AC |
| Rated mains frequency | 50 / 60 Hz |
| Max. output current | 15 A |
| Adjustable power factor | 0.8 inductive (lagging) to 0.8 capacitive (leading) |
| Max. total harmonic distortion THD | ≤ 3% |
| Emergency power output | Yes, via SmartGuard 63A S0 |
| Protection against islanding operation | Yes |
| DC reverse polarity protection | Yes |
| Insulation monitoring | Yes |
| DC overvoltage protection | Yes, compatible with type II class according to EN/IEC 61643-11 |
| AC overvoltage protection | Yes, compatible with type II class according to EN/IEC 61643-11 |
| Differential current monitoring | Yes |
| AC overcurrent protection | Yes |
| AC short circuit protection | Yes |
| AC overvoltage protection | Yes |
| Arc fault protection (AFCI) | Yes |
| Battery charging from the mains | Yes |
| Operating temperature range | -25 to +60°C |
| Operating relative humidity | 0-100% RH |
| Installation altitude | 0-4,000 m (power reduction above 2,000 m) |
| Cooling | Natural convection |
| Display / local interface | LEDs; integrated WLAN + apLication of FusionSolar |
| Wired communication | RS485 |
| WLAN | Built-in WLAN module in the inverter |
| Ethernet | Via Smart Dongle-WLAN FE (optional) |
| Cellular connectivity | 4G / 3G / 2G via Smart Dongle-4G (optional) |
| Weight (with mounting brackets) | < 15 kg |
| Dimensions (with mounting brackets) | 425 × 376.5 × 150 mm |
| Degree of protection | IP66 |
| Power consumed at night | < 3 W |
| Compatible optimizers (DC MBUS) | SUN2000-450W-P2, SUN2000-600W-P, MERC-600W-PA0 |
| Safety standards | EN/IEC 62109-1, EN/IEC 62109-2 |
| Network connection standards (selected) | G98, G99, G100, EN 50549-1, CEI 0-21, VDE-AR-N-4105, C10/11, P140, UTE C15-712, TOR Erzeuger, IEC 61727, IEC 62116 |
Technical data source:data sheet for model SUN2000-3/3.68/4/4.6/5/6K-LB0 Smart Energy Controller Link
FAQ - frequently asked questions
What is the rated output power of the SUN2000-3K-LB0 inverter?
The rated output power of the SUN2000-3K-LB0 inverter is 3,000 watts.
What is the recommended maximum PV generator power for this model?
The recommended maximum PV generator power for the SUN2000-3K-LB0 is 4,500 Wp.
What is the maximum input voltage on the PV side?
The maximum input voltage on the PV side is 600 V DC, and this is the upper limit of acceptable voltage.
In what voltage range does the MPPT tracker operate?
The MPPT operating voltage range for this model is 40 V to 560 V DC.
What is the maximum efficiency of the inverter?
The maximum efficiency of the SUN2000-3K-LB0 is 97.8%.
What energy storage is this inverter compatible with?
The inverter is compatible with LUNA2000-5/10/15-S0 and LUNA2000-7/14/21-S1 energy storage units.
What is the rated AC output voltage?
The rated AC output voltage is 220V, 230V or 240V depending on the grid configuration.
Does the SUN2000-3K-LB0 enable emergency power supply?
Yes, the device allows emergency power supply through a dedicated SmartGuard 63A S0 module.
What are the permissible environmental conditions of the device?
The inverter can operate at ambient temperatures from -25°C to +60°C, relative humidity from 0% to 100% RH and installation altitudes of up to 4,000m (with derating above 2,000m).
What is the degree of protection of the housing?
The degree of protection of the inverter's housing is IP66, which provides high resistance to dust and water.
How is the cooling of the device carried out?
Cooling of the inverter is carried out by natural convection, without the use of fans.
Does the device have built-in wireless connectivity?
Yes, the inverter has an integrated WLAN module and support for apLication of FusionSolar.
What are the communication expansion options?
Communications can be expanded to include Ethernet via Smart Dongle-WLAN FE and 4G/3G/2G connectivity via Smart Dongle-4G.
What power optimizers are compatible with this model?
Compatible optimizers are SUN2000-450W-P2, SUN2000-600W-P and MERC-600W-PA0.
Does the inverter have arc protection?
Yes, SUN2000-3K-LB0 has arc fault protection function.
What are the weight and dimensions of the inverter?
The weight of the device with mounting brackets is less than 15 kg, and the dimensions are 425 × 376.5 × 150 mm.
What safety standards does the device meet?
The inverter meets the requirements of safety standards EN/IEC 62109-1 and EN/IEC 62109-2, as well as a number of standards for connection to the power grid.
What is the power consumption of the device at night?
The power consumption of the inverter at night is less than 3 watts.
Is it possible to charge the battery from the grid?
Yes, the device allows charging the connected energy storage from the power grid.
Summary
Huawei SUN2000-3K-LB0 is a compact, single-phase hybrid inverter with high efficiency, designed to work with the LUNA2000 energy storage system and Huawei optimizers. An extensive set of protections, wide communication capabilities and IP66 protection make the device ideal for modern photovoltaic installations for home and small sites.