- Ultra-low noise design (<35 dB)
- Stacked design with flexible capacity expansion compatible with both new and old batteries
- Millisecond-level seamless switching ( <4ms）
- Supports DC arc protection
- Charging/discharging at 1 C at-20°C stable operation
- One-click upgrade with one-click configuration
Technical parameter | GW3K-EHA-G20 | GW3.6K-EHA-G20 | GW5K-EHA-G20 | GW6K-EHA-G20 | GW8K-EHA-G20 | GW10K-EHA-G20 |
Battery Input Parameters | ||||||
Battery Type | Lithium iron phosphate (LIFEPO₄) | Lithium iron phosphate (LIFEPO₄) | Lithium iron phosphate (LIFEPO₄) | Lithium iron phosphate (LIFEPO₄) | Lithium iron phosphate (LIFEPO₄) | Lithium iron phosphate (LIFEPO₄) |
Rated voltage (V) | 380 | 380 | 380 | 380 | 380 | 380 |
Battery Voltage Range (V) | 350~550 | 350~550 | 350~550 | 350~550 | 350~550 | 350~550 |
Maximum Continuous Charging Current (A) | 11.9 | 14.3 | 19.8 | 23.7 | 31.6 | 35.6 |
Maximum continuous discharge current (A) | 8.7 | 10.5 | 14.5 | 17.4 | 23.2 | 29 |
Maximum Charging Power (kW) | 4.5 | 5.4 | 7.5 | 9 | 12 | 13.5 |
Maximum Discharge Power (kW) | 3.3 | 3.96 | 5.5 | 6.6 | 8.8 | 11 |
Photovoltaic Input Parameters | ||||||
Maximum Input Power (kW) | 6 | 7.2 | 10 | 12 | 16 | 20 |
Maximum input voltage (V) *2 | 600 | 600 | 600 | 600 | 600 | 600 |
MPPT voltage range (V)*3 | 40~560 | 40~560 | 40~560 | 40~560 | 40~560 | 40~560 |
Starting voltage (V) | 50 | 50 | 50 | 50 | 50 | 50 |
Rated input voltage (V) | 400 | 400 | 400 | 400 | 400 | 400 |
Maximum MPPT input current (A) | 20 | 20 | 20 | 20 | 20 | 20 |
Maximum short-circuit current of MPPT (A) | 26 | 26 | 26 | 26 | 26 | 26 |
MPPT quantity | 2 | 2 | 2 | 2 | 4 | 4 |
Number of strings per MPPT input channel | 1/1 | 1/1 | 1/1 | 1/1 | 1/1/1/1 | 1/1/1/1 |
Grid-connected output parameters | ||||||
Rated Power (kW) | 3 | 3.6 | 5 | 6 | 8 | 10 |
Rated output apparent power (kVA) | 3 | 3.6 | 5 | 6 | 8 | 10 |
Maximum Output Apparent Power (kVA) | 3 | 3.6 | 5 | 6 | 8 | 10 |
Maximum Input Apparent Power (kVA) | 6 | 7.2 | 10 | 12 | 14.5 | 14.5 |
Rated voltage (V) | 220/230/240, L/N/PE | 220/230/240, L/N/PE | ||||
Voltage range (V) | 170~280 | 170~280 | 170~280 | 170~280 | 170~280 | 170~280 |
Rated frequency (Hz) | 50 | 50 | 50 | 50 | 50 | 50 |
Maximum Output Current (A) | 13.7 | 16.4 | 22.8 | 27.3 | 36.4 | 43.5 |
Maximum Input Current (A) | 27.3 | 32.8 | 45.5 | 50 | 63 | 63 |
Power factor | ~1 (adjustable range: 0.8 ahead to 0.8 behind) | ~1 (adjustable range: 0.8 ahead to 0.8 behind) | ||||
Total current waveform distortion rate | <3% | <3% | <3% | <3% | <3% | <3% |
Maximum Output Overcurrent Protection (A) | 96 | 96 | 96 | 96 | 120 | 120 |
Off-grid output parameters | ||||||
Rated output apparent power (kVA) | 3 | 3.6 | 5 | 6 | 8 | 10 |
Maximum Output Apparent Power (kVA) | 3.0 (6.0, 10s) | 3.6 (7.2, 10s) | 5.0 (10.0, 10s) | 6.0(12.0, 10s) | 8.0(16.0, 10s) | 10.0(20.0, 10s) |
Maximum Output Apparent Power (Bypass) (kVA) | 6 | 7.2 | 10 | 12 | 14.5 | 14.5 |
Maximum Output Current (A) | 13.7 | 16.4 | 22.8 | 27.3 | 36.4 | 43.5 |
Rated Output Current (Bypass) (A) | 27.3 | 32.8 | 45.5 | 50 | 63 | 63 |
Rated Output Voltage (V) | 220/230/240, L/N/PE | 220/230/240, L/N/PE | ||||
Rated Output Frequency (Hz) | 50 | 50 | 50 | 50 | 50 | 50 |
Total Voltage Waveform Distortion Rate (@Linear Load) | <3% | <3% | <3% | <3% | <3% | <3% |
Productiveness | ||||||
Maximal efficiency | 97.6% | 97.6% | 97.6% | 97.6% | 97.5% | 97.5% |
European Efficiency | 96.5% | 96.5% | 96.8% | 97.0% | 96.8% | 96.8% |
Maximum efficiency on the battery side ↔ AC side | 98.0% | 98.0% | 98.0% | 98.0% | 97.8% | 97.8% |
Protect | ||||||
String Current Monitoring | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration |
Insulation impedance testing | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration |
Residual current monitoring | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration |
Input Reverse Protection | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration |
Battery Reverse Connection Protection | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration |
Island Protection Against Voltage Surges | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration |
Overcurrent Protection | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration |
AC Short-Circuit Protection | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration |
Overvoltage Protection | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration |
Direct Street Flood Protection | Secondary | Secondary | Secondary | Secondary | Secondary | Secondary |
AC Surge Protection | Secondary | Secondary | Secondary | Secondary | Secondary | Secondary |
DC Arc Protection | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration | Standard configuration |
Essential parameter | ||||||
Working Temperature Range (°C) | -35°C to +60°C (load-off temperature: +40°C) |
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Java runtime environment (installation location) | Outdoor | Outdoor | Outdoor | Outdoor | Outdoor | Outdoor |
Relative humidity | 0~95% | 0~95% | 0~95% | 0~95% | 0~95% | 0~95% |
Maximum Operating Altitude (m) | 4000 (over 2000 load reduction) | 4000 (>2000 load reduction) | 4000 (>2000 load reduction) | 4000 (over 2000 load reduction) | 4000 (>2000 load reduction) | 4000 (>2000 load reduction) |
Cooling-down method | Natural air cooling | Natural air cooling | Natural air cooling | Natural air cooling | Natural air cooling | Natural air cooling |
Human-computer interaction | LED, WLAN+APP | LED, WLAN+APP | LED, WLAN+APP | LED, WLAN+APP | LED, WLAN+APP | LED, WLAN+APP |
Communication Method (BMS) | CAN | CAN | CAN | CAN | CAN | CAN |
Communication mode | RS485, WiFI+LAN+Bluetooth | RS485, WiFI+LAN+Bluetooth | ||||
Weight (kg) | 24.0 | 24.0 | 24.0 | 24.0 | 26.0 | 26.0 |
Size (Width × Height × Thickness, mm) | 800×300×270 | 800×300×270 | 800×300×270 | 800×300×270 | 800×300×270 | 800×300×270 |
Noise (dB) | ≤30 | ≤30 | ≤30 | ≤30 | ≤35 | ≤35 |
Topology structure | Non-isolated type | Non-isolated type | Non-isolated type | Non-isolated type | Non-isolated type | Non-isolated type |
Nighttime self-consumed electricity (W) | ≤10 | ≤10 | ≤10 | ≤10 | ≤10 | ≤10 |
Levels of protection | IP66 | IP66 | IP66 | IP66 | IP66 | IP66 |
Way to install | Wall-mounted/Underfloor type | Wall-mounted/Underfloor type | Wall-mounted/Underfloor type | Wall-mounted/Underfloor type | Wall-mounted/Underfloor type | Wall-mounted/Underfloor type |
Attestation | ||||||
Grid Connection Standards | IEC/EN 61000-6-1/-2/-3/-4, IEC/EN 62920, CISPR 11, EN 55011, AS/NZS 61000.6.3/.4, AS 61000.6.4 | |||||
Safety Standards | IEC62109-1/-2, IEC 63037 | |||||
EMC | IEC/EN 61000-6-1/-2/-3/-4 | |||||
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ESA Series
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