Экономия энергии одиночной фазы 3 переменного тока 220V 2.2kW 3HP солнечный инвертор насоса со слежением за максимальной точкой

Item

Technical Index

Specification for solar pump inverter

Input

Input DC voltage

350~400V (220V inverter)   625~750V (380V inverter)

Output

Output voltage

0~rated input voltage

Output frequency

V/f control: 0~3000Hz

Sensorless vector control: 0~300Hz

Control Features

Control mode

V/f control

Sensorless vector control

Operation command mode

Keypad control

Terminal control

Serial communication control

Frequency setting mode

MPPT automatic regulation

Overload capacity

150% 60s, 180% 10s, 200% 3s.

Starting torque

0.5Hz/150% (SVC); 1Hz/150% (V/f)

Speed adjustment range

1:100 (SVC), 1:50 (V/f)

Speed control precision

±0.5% (SVC)

Carrier frequency

1.0~16.0kHz, automatically adjusted according to temperature and load characteristics

Frequency accuracy

Digital setting: 0.01Hz

Analog setting: maximum frequency * 0.05%

Torque boost

Automatically torque boost; manually torque boost: 0.1%~30.0%

V/f curve

Three types: linear, multiple point and square type (1.2 power, 1.4 power, 1.6 power, 1.8 power, square)

Acceleration/deceleration mode

Straight line / S curve; four kinds of acceleration/deceleration time, range: 0.1s~3600.0s

Control Function

Over-voltage & over-current stall control

Limit current & voltage automatically during the running process, prevent frequent over-current & over-voltage tripping

Fault protection function

Up to 30 fault protections including over-current, over-voltage, under-voltage, overheating, default phase, overload, shortcut, etc., can record the detailed running status during failure & has fault automatic reset function

Special functions for solar pump system

MPPT (Maximum Power Point Tracking), dry tap protection, water leverl sensor failure protection, full water warning, weak sunshine warning, full automatic running.

Input/output terminals

Input terminals

Programmable DI: 7 on-off inputs, 1 high-speed pulse input

2 programmable AI: AI1: 0~10V or 0/4~20mA

                                A12: 0~10V or 0/4~20mA

Output terminals

1 programmable open collector output: 1 analog output (open collector output or high-speed pulse output)

2 relay output

2 analog output: 0/4~20mA or 0~10V

Communication terminals

Offer RS485 communication interface, support MODBUS-RTU communication protocol

Human machine interface

LED display

Display frequency setting, output frequency, output voltage, output

current, etc.

Multifunction key

QUICK/JOG key, can be used as multifunction key

Environ-ment

Ambient temperature

-10℃~40℃, derated 4% when the temperature rise by every 1℃ (40℃~50℃).

Humidity

90%RH or less (non-condensing)

Altitude

≤1000M: output rated power, >1000M: output derated

Storage temperature

-20℃~60℃