Off-Grid Low Frequency PV Inverter EP3200 Series 4KW-6KW

Ref Price:
$560.00 - 650.00 / unit
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China main port
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TT or LC
Min Order Qty:
50 unit
Supply Capability:
1000 unit/month

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Product Description:

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

EP3200 series off-grid low frequency PV inverter adopt very new model copper transformer so the efficiency reach to 90% and lower

 consumption (NEW !)

Pure sine wave solar hybrid inverter for solar system and home appliances . EP3200 series off-grid low frequency PV inverter developed on

 the base of our very popular EP3000 series . EP3200 has achieved significant improvements on battery charging , AC transfer , bypass

etc .

By adopting DIP(Dual-in-line) switch , EP3200 series off-grid low frequency PV inverter provides more smarter options for users to

customize the performance of the device . Main for home solar system including air conditioner , refrigerator , washing machine , water

pump , fans , tv , lights etc.

 

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 4KW-6KW

Off-Grid Low Frequency PV Inverter EP3200 Series 4KW-6KW

Off-Grid Low Frequency PV Inverter EP3200 Series 4KW-6KW

Off-Grid Low Frequency PV Inverter EP3200 Series 4KW-6KW

 

4. Off-Grid Low Frequency PV Inverter Specification

Rated Capacity 

4000W 

5000W 

6000W 

Efficiency

>90%

Input

Model

120v Models

230v Models

Nominal Voltage

100V/110V/115V/120VSelectable

200V/220V/230V/240V Selectable

Output

Rated Power

4000W

5000W  

6000W

Output Voltage

100V/110V/115V/120V Selectable

200V/220V/230V/240V Selectable

Voltage Waveform

Pure Sine Wave

Crest Factor

3:01

Transfer Time

Transfer Time : AC To DC : 10ms (Typical)

Transfer Time : DC To AC : 10ms(Typical )

Max Bypass 

30A

Overload Current

Input

Nominal Voltage

DC24V/48V

DC48V

DC48V

Over Current Protection

By Re-Settable Over Current Protector

Output

Regulation (Nominal)

±10% Typical Of Nominal Voltage

Nominal Input Voltage

230Vac

Input Voltage Range

185-265Vac

Nominal Output Voltage

According To The Battery Type

Nominal Charge Current

30Amp-70Amp

Battery Type

Lead-Acid 12Ah ~ 250Ah

Typical Backup Time

No Limit

Charging Method

Smart Pulse Charging With Two Charging Modes:

Quick Charging When Battery Is Not Fully Charged, 

Trickle Charging When Battery Is 90% Fully Charged.

Average Charging

65A/35A

70A/40A

50A

Current

Battery Voltage options

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

0℃ To 40℃ (32℉ To 104℉)

Temperature

Transit/Storage 

-15℃ To 60℃

Temperature

Audible Noise

60 Dba Max at 1m

Quality Control System

ISO 9001,FCC,CE

Physical

Dimensions: (H×D×W)

755*320*310mm

G.W (Kg)

37.5

47.5

47.5

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?
A1. Inverter 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?
A2. MPPT 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. 

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Q:Solar grid inverter does not merge into the grid, direct access to the load to the load power supply?
The solar grid-connected inverter is not connected to the grid and can not be directly connected to the load to supply power to the load because there is no voltage.
Q:The working principle of photovoltaic grid - connected inverter
In the small-capacity inverter generally push-pull inverter circuit, full-bridge inverter circuit and high-frequency step-up inverter circuit three, push-pull circuit, the step-up transformer neutral plug connected to the positive power supply, two power Alternating current, the output to get AC power, due to the power transistor to ground, drive and control circuit is simple, and because the transformer has a certain leakage inductance, can limit the short circuit current, thus improving the reliability of the circuit. The disadvantage is the low utilization of the transformer, driving the emotional load is poor.
Q:Installation and maintenance of photovoltaic grid - connected inverter
, any failure that affects the safety performance of the inverter must be immediately removed before turning on the inverter again.
Q:Photovoltaic grid-connected inverter problem
Hello, the definition of the zero line is not caused by the transformer three-phase electric tail connection? I now do not understand why there is no isolation transformer AC output marked is N (zero line), and it is not the transformer three-phase power of the tail connection leads to, this is the zero line? The The
Q:Generally a large grid-connected photovoltaic power plant will have several inverters
Inverter, a single failure, does not affect other operations, the impact on the grid is small, high reliability.
Q:What is the PV inverter starting voltage
The inverter not only has the function of direct current conversion, but also has the function of maximizing the performance of the solar cell and the system fault protection function. (With grid system), automatic voltage adjustment function (for network connection), DC detection function (for network connection), DC grounding detection (for network connection), automatic power control function Function (for grid connection). Here is a brief introduction to automatic operation and shutdown function and maximum power tracking control function.
Q:After the PV inverter, how to achieve the same period before the network?
It can automatically detect the generator and the grid frequency and voltage, in the frequency, voltage, phase are in line with the requirements of the grid to set the time before the release of the closing signal, so that it can be safely and securely connected.
Q:What are the methods of photovoltaic grid-connected inverter control
and can set the dead time between the upper and lower arms, the use of INTEL 80C196MC to achieve sine wave output circuit, 80C196MC to complete the sine wave signal, AC output voltage, to achieve regulation. Circuit output generally use LC circuit filter high frequency wave, get pure sine wave.
Q:What is the difference between a PV grid-connected inverter and an off-grid inverter?
Offline generally need energy storage, not to send energy online. Power grid has no right to interfere.
Q:Photovoltaic grid-connected inverter without DC emc how will happen
by means of energy converters can be converted into electrical energy. The process of converting light energy directly into electrical energy is precisely the response to photovoltaic effects. Without the need for any other mechanical parts, the energy in

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