4.2 Kw Off-Grid Low Frequency PV Inverter EP3200 Series 1Kw-3Kw

4.2 Kw Off-Grid Low Frequency PV Inverter EP3200 Series 1Kw-3Kw System 1

4.2 Kw Off-Grid Low Frequency PV Inverter EP3200 Series 1Kw-3Kw

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Loading Port:: China main port

Payment Terms:: TT or LC

Min Order Qty:: 30000 watt

Supply Capability:: 18000000 watt/month

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1. Structure of Off-Grid Low Frequency PV Inverter Description

A solar inverter, or PV inverter, or Solar converter, converts the variable direct current (DC) output of a photovoltaic (PV) solar panel into a

utility frequency alternating current (AC) that can be fed into a commercial electrical grid or used by a local, off-grid electrical network. It is a

critical BOS–component in a photovoltaic system, allowing the use of ordinary AC-powered equipment. Solar inverters have special

functions adapted for use with photovoltaic arrays, including maximum power point tracking and anti-islanding protection..

2. Main Features of the Off-Grid Low Frequency PV Inverter

• High overload ability of our EP3200 charger is up to 300% rated power

• EP3200 pure sine wave inverter adopts low quiescent current, and power saver mode to reduce power consumption to 3W

• It can extract max• power from various batteries with different protections, and low voltage trip can be selected (10V/10. 5V/11V)

• Uses PFC (power factor correction) for charger, which has less power consumption than conventional units.

• It has 10s delay before transfer when AC resumes, and overload protection when our APC pure sine wave inverter equips with generator

• 10ms typical transfer time between battery and AC, which guarantees power continuity of EP3200 charger. Uses selectable input AC

voltage (185-265V or 155-255V) for different kinds of loads

• Our EP3200 charger allows start up and through power with depleted batteries. Its powerful charge rate up to 70Amp

• It can offer 3-step intelligent battery charging, and equipped with 6 preset battery type selector for totally flat batteries

• LCD status display, battery/AC priority switch, RS232 communication port are available for our EP3200 pure sine wave inverter, it also has

17 alarms/warnings for easier operation and trouble-shooting, and ability to switch the unit on/off. In addition, select/deselect power saver

mode can be used too

3. Off-Grid Low Frequency PV Inverter Images

Off-Grid Low Frequency PV Inverter EP3200 Series 1KW-3KW

4. Off-Grid Low Frequency PV Inverter Specification

Rated Capacity	1000W	1500W	2000W	3000W
Efficiency	>90%
Input
Model	120v Models		230v Models
Nominal Voltage	100V/110V/115V/120V Selectable		200V/220V/230V/240V Selectable
Output
Rated Power	1000W	1500W	2000W	3000W
Output Voltage	100V/110V/115V/120V Selectable		200V/220V/230V/240V Selectable
Voltage Waveform	Pure Sine Wave
Crest Factor	3:01
Regulation(Nominal)	±10% Typical Of Nominal Voltage
Transfer Time	Transfer Time : AC To DC : 10ms (Typical)
	Transfer Time : DC To AC : 10ms(Typical )
Max Bypass Overload Current	30A
Input
Nominal Voltage	DC12V/24V	DC12V/24V	DC12V/24V	DC24V/48V
Over Current Protection	By Re-Settable Over Current Protector
Output
Nominal Input Voltage	230Vac
Input Voltage Range	185~265Vac
Nominal Charge Current	35amp-70amp
Charger Short	Circuit Breaker
Circuit Protection
Over Charge	Bat• V ≥ 15• 7Vdc/31• 4Vdc/62• 8Vdc
Protection	Beeps 0• 5s Every 1s & Fault After 60s
Battery Type	Lead-Acid 12Ah ～ 250Ah
Typical Backup Time	No Limit, Depend on external battery
Average Charging Current	35A/20A	45A/30A	65A/35A	75A/30A
Battery voltage Option
Options 7	Battery low trip to bypass 11v , high trip to battery 14v
Options 8	Battery low trip to bypass 10• 5v , high trip to battery 13• 5v
Options 9	Battery low trip to bypass 10v , high trip to battery 13v
Communications & Management
Control Panel	LCD/LED Option
Audible Alarm	Alarm On Battery：Low Battery & Battery Over Voltage
	Alarm On Abnormal Operation：
	Over Load, Short-Circuit, & Over Heat
Environment and Safe
Operating Temperature	0℃ To 40℃ (32℉ To 104℉)
Transit/Storage Temperature	-15℃ To 60℃
Audible Noise	60 Dba Max at 1m
Quality Control System	ISO 9001,CE,FCC
Physical
Dimensions: (H×D×W)	570320315mm
G• W (Kg)	19	19	22.5	27.5
Packing	Export Carton For Each Unit Per Carton

5. FAQ of Off-Grid Low Frequency PV Inverter

Q1 What is the difference between inverter and Off-Grid Low Frequency PV Inverter?
A1Inverter only has AC inpput, but Off-Grid Low Frequency PV Inverter both connect to AC input and solar panel, it saves more power.

Q2 What is the difference between MPPT&PWM?
A2MPPT has higher efficiency, it can track the max power point and won't waste energy.

Q3 What is the waranty of product?
A3 12 months.

Q: How does a solar inverter handle voltage fluctuations from the grid?: A solar inverter handles voltage fluctuations from the grid by continuously monitoring the incoming voltage. When fluctuations occur, the inverter adjusts its internal components to maintain a stable output voltage. It does this by regulating the power conversion process, either by decreasing or increasing the output voltage as necessary. This ensures that the solar energy generated by the panels remains at a consistent level, regardless of the voltage fluctuations from the grid.

Q: Can a solar inverter be installed in a multi-storey building?: Installing a solar inverter in a multi-storey building is indeed possible. The process of installation in such a building is similar to that in any other structure. Usually, the solar panels are placed on the rooftop or another open area that allows for maximum sunlight exposure. The solar inverter then converts the DC power generated by the panels into AC power. In a multi-storey building, the solar inverter can be positioned either on the rooftop or in a dedicated room or space on one of the floors. Factors like accessibility, ventilation, and proximity to the solar panels should be considered when deciding where to install it. Compliance with local building codes and regulations is crucial to ensure the inverter is placed in a safe and secure location. Furthermore, proper installation of the wiring and cabling necessary for connecting the solar panels to the inverter is essential. The vertical distance between the panels and the inverter should be taken into account. Additionally, precautions must be taken to prevent any harm or electrical risks during the installation process. By carefully planning and using appropriate installation techniques, a solar inverter can be readily installed in a multi-storey building. This installation will enable the utilization of solar energy and reduce electricity costs for the building's residents or occupants.

Q: What are the installation requirements for a solar inverter?: The installation requirements for a solar inverter typically include a suitable mounting location, proper ventilation, and a stable electrical connection. The inverter should be installed in a shaded area, away from direct sunlight and extreme temperatures. It should be mounted securely on a sturdy surface, such as a wall or a rack. Adequate ventilation is necessary to dissipate heat generated during operation. Additionally, the inverter must be connected to the electrical panel or grid with the appropriate wiring and circuit breakers, following local electrical codes and regulations.

Q: Can a solar inverter be used with a solar-powered agriculture system?: Yes, a solar inverter can be used with a solar-powered agriculture system. A solar inverter is an essential component that converts the direct current (DC) electricity generated by solar panels into alternating current (AC) electricity, which is compatible with most electrical appliances and equipment. In the context of a solar-powered agriculture system, a solar inverter would be necessary to convert the electricity produced by the solar panels into the appropriate form for powering agricultural machinery, irrigation systems, or any other electrical needs on the farm.

Q: What is the difference between an on-grid and off-grid solar inverter?: The main difference between an on-grid and off-grid solar inverter lies in their functionality and purpose. An on-grid solar inverter is designed to convert the direct current (DC) electricity generated by solar panels into alternating current (AC) electricity that can be fed into the electrical grid. This type of inverter is used in grid-tied solar systems, where excess energy can be sold back to the utility company, allowing homeowners to benefit financially. On the other hand, an off-grid solar inverter is used in standalone solar systems that are not connected to the electrical grid. It is responsible for converting the DC electricity produced by solar panels into AC electricity suitable for powering off-grid appliances and storing energy in batteries. Off-grid inverters often include additional features like battery charging and management to ensure reliable power supply in the absence of grid connection. In summary, while both on-grid and off-grid solar inverters convert DC to AC electricity, their purposes differ significantly. On-grid inverters enable homeowners to utilize the grid as a power storage and distribution system, while off-grid inverters are essential for self-sustaining solar systems that operate independently of the grid.

Q: In a photovoltaic grid-connected project, the role of the inverter is to convert the voltage into AC 220V or 380V for the grid, since the transformer will raise the voltage again: Connected to the grid is connected to which specific location ah? Transformer is to buy a separate, or buy inverter inside the type of transformer? For example, Sweden's 15KW and 30KW grid roof projects, the roof, for example, more remote to be transported to other electricity.

Q: What is the difference between a grid-connected inverter and an off-grid inverter? What are the advantages of a hybrid inverter?: Grid-connected inverter does not need energy storage, but the energy can not be controlled, how much light to send online to the number of online, simply do not want people to the grid does not like.

Q: Can a solar inverter be used with a single solar panel?: Yes, a solar inverter can be used with a single solar panel. The purpose of a solar inverter is to convert the direct current (DC) produced by the solar panel into alternating current (AC) that can be used to power electrical devices or be fed into the electrical grid. Even with a single solar panel, the inverter can still perform this function effectively.

Q: Can a solar inverter be used with thin-film solar panels?: Yes, a solar inverter can be used with thin-film solar panels. Thin-film solar panels have different characteristics than traditional crystalline panels, but they still generate DC power that needs to be converted into AC power for use in homes or businesses. Solar inverters are designed to convert the DC power from any type of solar panel, including thin-film, into usable AC power.

Q: How do you choose the right size of solar inverter for a system?: To choose the right size of solar inverter for a system, several factors need to be considered. First, calculate the total wattage of all the solar panels in the system. This can be done by multiplying the wattage rating of each panel by the number of panels. Next, determine the maximum power output of the panels by considering factors such as shading and panel orientation. This will help you determine the maximum power in watts that the inverter needs to handle. Additionally, consider the inverter's efficiency and make sure it can handle the maximum power output of the panels. It is also important to consider future expansion plans and potential power requirements. Finally, consult with a professional or refer to the manufacturer's guidelines to ensure the chosen inverter is compatible with the system's voltage and other technical specifications.

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