3kw residential on grid solar power system generates energy from the sun and stores it in the utility grid,Website:http://www.dsneg.com, so you can use it anytime you need it.3000 Watts Solar Panel Kit: 11 pcs 275W Poly Solar Panel +3kw grid tied inverter + Mounting Support + 200 meters Solar Cable + 4 pairs MC4 connector + Monitoring System.Key Features:Reliable and safetyEasy maintenanceOverload protection
Power :300W DC MAX input current:20A AC MAX output power:300w DC Max Input open circuit voltage:60VDC Recommend use solar panel:400Wp Maximum output power factor:99% DC input voltage range:22~60VDC AC output voltage range:120V version90~140VAC;230V versions DC input Reverse voltage protection:Fuse AC frequency range:55Hz~63Hz/ 45Hz-53Hz Output current total harmonic distortion:THDIAC
Gold Mark has been engaged in the manufacturing of high quality and fully approved AC Power Cords, Wiring Harnesses and Switch Mode Power Supplier since 1990. Our production base at Dongguan, Chinese mainland and Bangkok, Thailand have established fully integrated operations with total quality management. We are also ensuring continuous improvement with deployment of lean manufacturing measures. Our one-stop production capability covers PVC pellet fabrication, copper wire drawing, wire stranding, cable extrusion, plug & connector moulding and assembly. Our annual production capacity is over 60 million pieces of cables and wires in different types. In addition to OEM business, we have also established ODM capability with support of in-house product development team with over 30 engineers, who helped develop various initiatives ranging from wireless healthcare solutions to M2M modems with cloud connection. Our major customers are electric appliance manufacturers and multimedia conglomerates in Europe and the USA. Most of them have maintained on-going relationships with us for over a decade.
1500W off grid power pure sine wave inverter P section What is power inverter? A power inverter, or inverter, is an electronic device or circuitry that changes direct current (DC) to alternating current (AC). The input voltage, output voltage and frequency, and overall power handling depend on the design of the specific device or circuitry. The inverter does not produce any power; the power is provided by the DC source. Features: 1. Pure sine wave output. 2. Rated power range from 300W to 4000W. 3. 100% real power. 4. Fully electric protection: Low voltage alarm & Shutdown, over voltage, earth fault,short circuit,overload,soft start, over temperature, polarity reverse. 5. Customize DC input voltage range. 6. Can match remote controller to control power-on/off, cable length for 5meters. 7. Supply OEM brand service 8. Pure sine wave output, over 90% transfer efficiency. 9. USB function 5V 2.1A. Specification details: MODEL PQ-1500P Output AC Voltage 100-120V/220-240V AC Rated Power 1500W Surge Power 3000W Waveform Pure Sine Wave USB port 5V 2.1A 5V 2.1A 5V 2.1A 5V 2.1A Input DC Voltage 12VDC 24VDC 12VDC 24VDC Voltage Range 10.5~15VDC 21~30VDC 10.5~15VDC 21~30VDC Efficiency(Typ.) >90% Remote Control Function(optional) Protection BAT.Low Alarm 10.5±0.5VDC 21±1.0VDC 10.5±0.5VDC 21±1.0VDC BAT.LOW Shutdown 10±0.5VDC 20±1.0VDC 10±0.5VDC 20±1.0VDC Over Load Shut down output voltage, restart to recover Over Voltage 15.5±0.5VDC 31±1.0VDC 15.5±0.5VDC 31±1.0VDC Over Temperature Shut down output voltage, recover automatically after temperature goes down Output Short Shut down output voltage, restart to recover DC Input Reverse Polarity By fuse Earth Fault Shut off o/p when the load has electrical leakage Soft Start Yes,3~5 Seconds Remote control(Optional) Remot controller with 5m cable Dimension 32.5*25.2*10.1cm(L*W*H) N.W(KG) 4.3kG G.W(KG) 5.2kG Warranty 2years
Power Project Design, Installation, Testing, Commissioning, Operation &Training . Maintenance of Generators and fuel transfer system. Preventive Maintenance service, Routine service , Emergency technical support & Maintenance of power Generators &Swith Gear., Annual Maintenance contracts (AMC) Repair &Maintenance Contract (RMC) power Generators.Repair& Refurbishments of Power Generators,
The SANDI solar charge controller adopts advanced digital control technology, touching keys and automatically operation. With the features of PWM (Pulse Width Modulation) battery charging and unique control technology, the PV charge controller improves battery life efficiently. The PV charge controller is only suitable for controlling solar modules. Never connect any other types of charging source to the controller. This can destroy the controller and/or the charging source permanently. To meet different solar power stations need, there are 48V 96V 120V192V 220V 240V 360V 384V 480V 492V and 600V other normal series voltage level base on different battery voltage of off-grid PV power station system project. Product Feature: 1, The solar controller uses high performance 32-bit chips which is excellent EMC design 2, The controller adopts advanced PID algorithm which has more accurate battery energy management system to improve the battery efficiency 45% at least 3, The controller adopts three charging stages (buck charging, equalize charging and float charging) which can maximize the utilization of photovoltaic modules and batteries 4, IGBT Modular design ensure stable and efficiency performance of solar controller and solar power system 5, The controller has perfect battery protection function and with multi-stage charging technology to improve battery life 35% at least 6, The controller has double loop control function of voltage loop and current loop, user can set the limiting charging current 7, Fully enclosed duct design and high-speed fan for cooling makes the controller working under harsh environments 8, The controller has power generation statistics and real-time power curve function, so we can know power generating information at any time 9, Colorful LCD display, touching key and multi-language option makes the HMC (Human Machine communication) easy and convenient. Users also can set working parameters through the LCD panel and touching keys according to different battery feature 10, The controller also has temperature compensation function and RTC real time clock function, 11, Standard Modbus protocol for RS-485 or GPRS communication to extend the communication distance (optional function) 12, The patent of second protection function which can protect battery from over charging due to power switch failure (optional function)
The SANDI solar charge controller adopts advanced digital control technology, touching keys and automatically operation. With the features of PWM (Pulse Width Modulation) battery charging and unique control technology, the PV charge controller improves battery life efficiently. The PV charge controller is only suitable for controlling solar modules. Never connect any other types of charging source to the controller. This can destroy the controller and/or the charging source permanently. To meet different solar power stationsâ?? need, there are 48Vã??96Vã??120Vã??192Vã??220Vã??240Vã?? 360Vã??384Vã??480Vã??492V and 600V other normal series voltage level base on different battery voltage of off-grid PV power station system project. Product Feature: 1, The solar controller uses high performance 32-bit chips which is excellent EMC design 2, The controller adopts advanced PID algorithm which has more accurate battery energy management system to improve the battery efficiency 45% at least 3, The controller adopts three charging stages (buck charging, equalize charging and float charging) which can maximize the utilization of photovoltaic modules and batteries 4, IGBT Modular design ensure stable and efficiency performance of solar controller and solar power system 5, The controller has perfect battery protection function and with multi-stage charging technology to improve battery life 35% at least 6, The controller has double loop control function of voltage loop and current loop, user can set the limiting charging current 7, Fully enclosed duct design and high-speed fan for cooling makes the controller working under harsh environments 8, The controller has power generation statistics and real-time power curve function, so we can know power generating information at any time 9, Colorful LCD display, touching key and multi-language option makes the HMC (Human Machine communication) easy and convenient. Users also can set working parameters through the LCD panel and touching keys according to different battery feature 10, The controller also has temperature compensation function and RTC real time clock function, 11, Standard Modbus protocol for RS-485 or GPRS communication to extend the communication distance (optional function) 12, The patent of second protection function which can protect battery from over charging due to power switch failure (optional function)
The SANDI solar charge controller adopts advanced digital control technology, touching keys and automatically operation. With the features of PWM (Pulse Width Modulation) battery charging and unique control technology, the PV charge controller improves battery life efficiently. The PV charge controller is only suitable for controlling solar modules. Never connect any other types of charging source to the controller. This can destroy the controller and/or the charging source permanently. To meet different solar power stations need, there are 48V 96V 120V 192V 220V 240V 360V 384V 480V 492V and 600V other normal series voltage level base on different battery voltage of off-grid PV power station system project. Product Feature: 1, The solar controller uses high performance 32-bit chips which is excellent EMC design 2, The controller adopts advanced PID algorithm which has more accurate battery energy management system to improve the battery efficiency 45% at least 3, The controller adopts three charging stages (buck charging, equalize charging and float charging) which can maximize the utilization of photovoltaic modules and batteries 4, IGBT Modular design ensure stable and efficiency performance of solar controller and solar power system 5, The controller has perfect battery protection function and with multi-stage charging technology to improve battery life 35% at least 6, The controller has double loop control function of voltage loop and current loop, user can set the limiting charging current 7, Fully enclosed duct design and high-speed fan for cooling makes the controller working under harsh environments 8, The controller has power generation statistics and real-time power curve function, so we can know power generating information at any time 9, Colorful LCD display, touching key and multi-language option makes the HMC (Human Machine communication) easy and convenient. Users also can set working parameters through the LCD panel and touching keys according to different battery feature 10, The controller also has temperature compensation function and RTC real time clock function, 11, Standard Modbus protocol for RS-485 or GPRS communication to extend the communication distance (optional function) 12, The patent of second protection function which can protect battery from over charging due to power switch failure (optional function)
Parallel Available Off Grid Hybrid Solar Power Inverter 1500VA 2000VA 3000VA 4000VA 5000VA with 40/60A MPPT Solar Charge Controller 1. Pure sine wave inverter 2. Builtin MPPT solar charge controller 3. Selectable input range for home appliances and personal computers 4. Selectable charging current based on applications 5. Configurable AC/Solar input priority via LCD setting 6. Compatible to mains voltage or generator power 7. Auto restart while AC is recovering 8. Overload and short sircuit protection 9. Smart battery charger design for optimized battery performance 10. Colad start function 11. Parallel operation with up to 6 units only available for 4KVA/5KVA 12. Optional Remote Control Panel available only available for 4KVA/5KVA
GRES is an intelligent and modular power supply equipment integrating lithium battery and MPCS. According to different application scenarios, lithium battery, bidirectional DC / AC converter, bidirectional DC / DC converter, Static switch and Power management system can be arbitrarily combined to realize grid connected power supply, off grid power supply and off grid uninterrupted power supply power supply, static reactive power compensation, harmonic suppression and other functions. The system can have access to new energy, power grid, diesel generator and to rreasonable configuration, scientific utilization, to provide users with green, environmental protection, noise free, high reliability and high security power services. Safe and reliable High quality li-ion cell for mobile use Laser welding connection with high strength and low impedance Cells is designed with PC holders and reinforce steel structure to guarantee the highest safety of the system in transportation, installation and operation Damping pad design to improve the impact resistance of the system IP54 safe and reliable operation in outdoor environment Serially designed PCS and battery pack eliminates circulating current and improve system reliability. Integrated BMS,DC, AC multi-layer protection, maximum safety performance design Efficient and Convenient Integrated system, standard modular power module and battery module, easy for installation, maintenance and capacity expantion Easy access to PV and diesel generator, intelligent muli-energy management. Fixed on the ground or mounted on vehicle, can be loaded and unloaded by forklift and hoisted by lifting ring Multi systems could be connected in parallel Cost optimization One investment, multiple benefits:Peak shaving, backup power supply, microgrid building,power quality improving and energy storage,etc. Small size, light weight, less space and installation cost Long cycle life, low failure rate, reduce operation and maintenance investment Maximize green energy utilization. Rated output power: 150KW Rated energy: 225KWH
Typically for large-scale photovoltaic off-grid power systems, the specially designed high power photovoltaic intelligent controllers, multi-channel input array of PV modules, convergence to one output. For the battery charge and discharge management, according to the battery pack voltage changes, it automatically controlling components and modules connect or disconnect to maximize the use of solar energy, and also avoids battery overcharge or over discharge problem. In addition, through the power controller multi-input, multi-chip components can be simply connected the controller to solve the traditional large-scale systems require multiple small controllers, complex parallel wiring, to avoid errors caused by lining issues. According to off-grid photovoltaic power system and the different battery design, solar controller are divided into 24V, 48V, 96V, 120V, 192V and 240V and other specifications to meet different users' needs or program designer
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