China China OEM Variable Speed Drive Ac Frequency - EC620 SERIES FOR PV/SOLAR WATER PUMP – EACN Manufacturer and Supplier

China OEM Variable Speed Drive Ac Frequency - EC620 SERIES FOR PV/SOLAR WATER PUMP – EACN

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China OEM Variable Speed Drive Ac Frequency - EC620 SERIES FOR PV/SOLAR WATER PUMP – EACN Detail:

Product power range

220V single/3phase:0.75KW-4KW

380V 3phase:1.5KW-45KW (Above 45KW still under R&D)

Link of Transformation

AC-DC-AC Variable-Frequency Drive

Nature of DC Power

Voltage Variable-Frequency Drive

Function

Simple Type, Elevator Special, Textile Special, Constant Torque Universal Type, PV /Solar Water Pump Drive

Communication:RS485

Panel:LED/LCD/Double LED

Expansion Card:Available

Color:Black / Blue

MPPT:Available

Origin:Jiaxing Zhejiang

Production Capacity:50000/PCS

DC: Solar power

AC:diesel generator or grid power

No need batteries.

Features

1. MPPT control to maximize the efficiency of solar photovoltaic panels.

2. Automatically start and stop according to the input voltage amplitude or the signal of the liquid level sensor, and realize unattended operation.

3. The upper limit of the pump’s operating power can be set to prevent the pump from being overloaded and burned.

4. Sleep function can automatically stop when the input voltage is low to prevent the system from idling.

5. With underload operation monitoring to prevent the pump from idling.

6. With various methods of water level monitoring and control, it is convenient for field application.

7. With automatic switching between power frequency and photovoltaic input, to achieve automatic all-weather energy-saving operation.

8. It has a convenient flow accumulation function.

9. There are a variety of optional operators.

10. The software can be secondary developed according to customers’ requirements, and it also can be easily upgraded by using tools.

11、Support external keypad with RJ45 connector, or just pull out the keyboard and use 9pin cable to install the keyboard on the door of the cabinet.

12、Support long cable pump (500meters) in deep well application.

APPLICATION

Photovoltaic / Solar water supply

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Ac Frequency Drive