Factory manufactures roof mounted complete set of 3kw 3500w off-grid solar power generation system PWM controller system
Warranty: 3months-1year
Free installation service: Yes
Place of Origin: Guangdong, China
Brand Name: ESG
Model Number: ES-3KW
Application: Home
Solar Panel Type: Monocrystalline Silicon, Polycrystalline Silicon, Roof installation Home Use Complete Set 3KW Off Grid Solar Power System with PWM controller
Battery Type: Lead-Acid, Lithium Ion, Roof installation Home Use Complete Set 3KW Off Grid Solar Power System with PWM controller, Lead Acid
Controller Type: MPPT, PWM, mppt
Mounting Type: Ground Mounting, Roof Mounting, Roof installation Home Use Complete Set 3KW Off Grid Solar Power System with PWM controller
Load Power (W): 3KW, Home Use Complete Set 3KW Off Grid Solar Power System
Output Voltage (V): 220V
Output Frequency: 50hz
Work Time (h): 8 Hours
Certificate: CE, ISO9001/14001 CE ROHS
Pre-sales project design: Yes
1. Please let me know Daily consumption. Total how much load power?
2. How many cloudy day would you consider?
3. How about system DC voltage?
Re the 3kw off-grid system .First kind check below. It is our projecESG Roof Installation Home Use Complete Set 3KW 3500w Off Grid Solar Power System PWM Controller system.
Complete Solar System 3kw off Grid Solar Panel Kit
| 1KVA Off Grid Solar Power System | ||
| Items | Description | Quantity |
| Solar panel | 180W 18V Mono Solar Panel | 2pcs |
| Inverter with PWM 50A | HY1012P 1KVA 12V hybrid | 1pc |
| Solar controller | Solar inverter | |
| Battery | Deep Cycle battery 12V 100Ah | 1pc |
| 3KVA Off Grid Solar Power System | ||
| Items | Description | Quantity |
| Solar panel | 300W 31V Mono Solar Panel | 5pcs |
| PV array box | 6 strings input PV array combiner box | 1pc |
| Inverter with PWM 50A | HY3022P 3KVA 12V hybrid | 1pc |
| Solar controller | Solar inverter | |
| Battery | Deep Cycle battery 12V 200Ah | 2pcs |
| Solar mounting brackets | Aluminium brackets can mount 5pcs solar panels | 1sets |
| Solar cable & connectors | 100m 4mm2 solar cable & 5sets MC4 connectors | 100m+5sets |
Inverter Specification
| Model | ESG1302 | |||
| Rated capacity(W) | 3000W | |||
| Input | Commercial Power range (VAC) | 100/110/120/127/220/230(+25%,-35%) | ||
| Frequency(Hz) | 60/50±10% | |||
| Output | AVR voltage range(VAC) | 100/110/120/127/220/230±10%(Auto-sensing) | ||
| Transfer time | Typical:5ms(Including detection time) | |||
| Battery | DC Voltage | 24VDC | 48VDC | |
| Output | Waveform | Pure sine wave | ||
| Frequency(Hz) | Commercial power supply: shared frequency with the commercial inversion state:60/50±0.5 | |||
| Protection | Overload | IPS automatically shut down if overload exceeds 120% of normal value for 10 seconds, IPS automatically resumes work if overload comes to rated load. | ||
| Battery Type | Type | Sealed, maintenance-free lead acid | ||
| Recharge current | 15A(Maximum) | |||
| Battery protection | Automatic self-test, discharge protection, over-charge protection, smart management system. | |||
| Size | Size(mm)D×W×H | 470×560×500 | ||
| External Size(mm) D×W×H | 547×345×538(1piece) | |||
| Net weight(kg) | 35 | 36 | ||
| Gross weight(kg) | 38 | 38 | ||
Solar Panel
| solar power system panel characteristics: | |
| Type of solar cell | Monocrystalline |
| Max-power:Pm(W) | 250W |
| Lay up of solar cell | 8 (6*12)PCS |
| Max-power voltage: Vm(V) | 37.2V |
| Max-power current: Im(A) | 6.72A |
| Open-circuit voltage:Voc(V) | 45V |
| Short-circuit current: Isc(A) | 7.30A |
| Max-system voltage(VDC) | 1000V |
| Operating temperature(℃) | -40℃~+85℃ |
| Power tolerance | 0~ +6W |
| Dimension of solar module | 1640*982*40mm |
| Gross weight of solar module | 19.4Kg |
| Front Cover | Low-iron Tempered glass/ 3.2mm |
| Frame | Anodization aluminum |
| Junction Box(protection degree) | IP65 |
| Hailstone Impact | 25mm at 23m/s |
| Qty/CTN | 2PCS |
Controller
| Model:ESG 12V/24V/48V-series | |||
| Charge Mode | Maximum Power Point Tracking | ||
| Method | 3 stages: fast charge(MPPT),constant voltage, floating charge | ||
| System Type | DC12V/24V/48V | Automatic recognition | |
| System Voltage | 12V system | DC9V~DC15V | |
| 24V system | DC18V~DC30V | ||
| 48Vsystem | DC36V~DC60V | ||
| Soft Start Time | 12V/24V/48Vsystem | ≤10S | |
| Dynamic Response | 12V/24V/48Vsystem | 500us | |
| Recovery Time | |||
| Conversion Efficiency | 12V/24V/48Vsystem | ≥96.5%,≤99% | |
| PV Modules Utilization Rate | 12V/24V/48Vsystem | ≥99% | |
Pure Sine Wave Inverter Specification
Battery Technical Parameter
Constant Current ( Amp ) and Constant Power ( Watt ) Discharge Table at ( 25℃ )
| Time | 5min | 10min | 15min | 30min | 1h | 2h | 3h | 4h | 5h | 8h | 10h | 20h | |
| 9.60V | A | 925 | 675 | 475 | 288 | 150 | 87.5 | 64.3 | 50 | 41.25 | 29.13 | 26.25 | 14.2 |
| W | 9823 | 7169 | 5045 | 3054 | 1738 | 1014 | 744 | 57.9 | 477.5 | 336.3 | 303.8 | 164 | |
| 10.2V | A | 815 | 615 | 425 | 273 | 141 | 83.5 | 62.5 | 48.8 | 40.5 | 28.5 | 25.63 | 13.8 |
| W | 9046 | 6826 | 4718 | 3025 | 1633 | 967.5 | 724 | 565 | 468.8 | 330 | 296.3 | 160 | |
| 10.50V | A | 785 | 585 | 400 | 265 | 136 | 81.5 | 61 | 48 | 40 | 28.25 | 25 | 13.7 |
| W | 8903 | 6634 | 4535 | 3005 | 158 | 943.8 | 706 | 556 | 463.8 | 327.5 | 292.5 | 158 | |
| 10.80V | A | 755 | 555 | 375 | 258 | 133 | 79.5 | 59.5 | 47.3 | 39 | 27.5 | 24.38 | 13.5 |
| W | 8789 | 6460 | 4365 | 2998 | 1536 | 925 | 693 | 544 | 453.8 | 320 | 291.3 | 157 | |
| 11.10V | A | 725 | 525 | 350 | 250 | 128 | 77.5 | 57.5 | 45.9 | 38 | 26.75 | 23.75 | 12.8 |
| W | 8628 | 6428 | 4165 | 2975 | 1518 | 922.5 | 684 | 54.1 | 452.5 | 318.8 | 282.5 | 153 | |
For All Model We Can Customized On Your Request !!!
Special Note:
1. This system, you need to self-distribution bottles, other pasts supplied by us
2. System components can be connected, we have to help you pick good
3. Installation is simple, you need to connects several fittings, the same as desktop computers assembled
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