0.75kw - 900kw MPPT Solar Pump AC Drive Controller Solar Water Pump Inverter

• Application: High-performance Transducer, Three Phase Transducer, General Transducer
• Output Type: Triple
• Principle of Work: Vector Control Transducer
• Switch Mode: PWM Control
• Main Circuit Type: Voltage
• Voltage of Power Supply: High Voltage Variable-Frequency Drive
• Model NO.: VEICHI SI23
• Link of Transformation: AC-DC-AC Variable-Frequency Drive
• Nature of DC Power: Voltage Variable-Frequency Drive
• Function: Simple Type
• Brand: Veichi
• Power: 0.75kw - 900kw
• Transport Package: Carton Box/Wood
• Trademark: VEICHI
• Origin: Suzhou, China
• Production Capacity: 600, 000 PCS/Year

Product Description

>>>  SI23 Solar Pump Inverter Overview

The SI23 solar pump inverter has a simple and elegant appearance, and the book-type structure design saves installation space. Smart IOT brings smart irrigation.

1. The new book-style narrow structure design greatly saves installation space.
2. Abundant expansion interfaces and new expansion accessories to meet various needs.
3. The new air duct design makes the heat dissipation effect even better.
4. Adapt to the intelligent Internet of Things module, big data remote control.
5. A variety of features to meet the needs of various markets and users.
6. The maximum power is 710kw, multiple voltage levels, suitable for multiple countries and regions.
7. Synchronous and asynchronous drive integration, comprehensive open, and closed-loop.
8. The new control algorithm makes the drive more stable and efficient.

>>>  New appearance, narrow-body structure

1. The book's narrow-body structure saves up to 60% of the volume.
2. New keyboard design, simple appearance, and easy operation.
3. European-style terminals improve wiring efficiency.

>>>  Easy to debug, excellent expansion

1. Professional PC software, one-key reading of debugging parameters.
2. The virtual oscilloscope diagnoses accurately and observes the data curve.
3. Support 485 communication, SPI, GPRS, PG card, and other expansion interfaces.

>>>  Exquisite structure, prolong the life

1. The device is separated from the air duct to improve the environmental resistance of the machine.
2. The wide tooth surface efficiently dissipates heat to ensure no derating of full power.
3. Strict selection of high-quality parts, scientific layout, prolong life.

>>>  Tailor-made photovoltaic functions

1. MPPT control mode, adjust the output frequency to the appropriate frequency in real-time.
2. Complete water pump protection functions extend the life of the water pump.
3. The Custom PQ curve allows users to understand information such as accumulated flow and power generation.
4. Multiple functions such as AC/DC mixing, timing, cleaning, etc. meet market demand.

>>>  Complete variety, each one needs

1. The power range is from 0.75kw to 710kw.
2. The voltage level is from 72v to 380v to adapt to various motors.
3. Both stand-alone and group cabinets can meet the demand.

>>> The industry's top software algorithm

1. Supports multiple pump motors such as synchronous, asynchronous, single-phase, and synchronous reluctance.
2. The advanced self-learning algorithm is accurate and consistent.
3. High broadband current vector, 12 times the field weakening high precision output.

>>> Intelligent IOT, data age

1. Support GPS positioning, WIFI data connection, offline data storage.
2. The new IOT platform design is simple and generous.
3. The big data platform displays the most concerning data such as cumulative power generation and flow.
4. Automatic identification of APN when power on, various remote data analysis equipment, routing one-click connection.

>>> Industrial Applications for SI23 Series Solar Pump Inverter

Applications: Farmland irrigation, residential water, landscape fountains, swimming pool water supply, desert management

>>> Specifications

Technical Specification

Solar pump inverter power(KW)	Pump		Max solar power input (KW)	Max DC input voltage V	Recommend Voc voltage (V)	Rated output current(A)	Output frequency(Hz)
	Rated power (KW)	Rated voltage(V)
SI23-D1 series, DC60-400VDC input, 3 phase 110-230VAc output
0.75	0.75	110	1.0	400	175~380	7A	0-320
1.5	1.5	110	1.95	400	175~380	10A	0-320
SI23-D3 series,DC150V-450V input, 3 phase 220-240VAc output
0.75	0.75	220	1.0	450	360~430	4A	0-320
1.5	1.5	220	1.95	450	360~430	7A	0-320
2.2	2.2	220	2.86	450	360~430	10A	0-320
4	4	220	5.4	450	360~430	16A	0-320
SI23-D5 series,DC250V to 780VDC input, 3 phase 380-460VAC output
0.75	0.75	380	1.0	780	620~750	3.0	0-320
1.5	1.5	380	2.2	780	620~750	4.0	0-320
2.2	2.2	380	3.3	780	620~750	6.0	0-320
4	4	380	5.6	780	620~750	10	0-320
5.5	5.5	380	8	780	620~750	13	0-320
7.5	7.5	380	10	780	620~750	17	0-320
11	11	380	14.3	780	620~750	25	0-320
15	15	380	19.5	780	620~750	32	0-320
18.5	18.5	380	23.4	780	620~750	38	0-320
22	22	380	28.6	780	620~750	45	0-320
30	30	380	39	780	620~750	60	0-320
SI23-T3 series,DC350V to 780VDC input,3phase 380-440VAC output
37	37	380	48.1	780	620~750	75	0-320
45	45	380	58.5	780	620~750	90	0-320
55	55	380	71.5	780	620~750	110	0-320
75	75	380	97.5	780	620~750	150	0-320

Technical parameters

Project		Parameters
Power range		750 W-710,000 W
Input power supply	Voltage,frequency	D1 model:90-400VDC/single-phase 110VAC 50/60HZ D3 model:150-450VDC/ single-phase 220VAC 50/60HZ D5 model:250-750VDC/ three-phase 380VAC 50/60HZ T3 model:350-780VDC/ three-phase 380VAC 50/60HZ
	Allowable Fluctuations	Voltage imbalance rate:<3% Frequency fluctuation:±5% Distortion rate: Conform to IEC 61800-2
	Frequency inverter efficiency	≥96%
	Recommended voltage Voc	D1 model:175-360VDC D3 model:360-430VDC D5 model:620-750VDC T3 model:620-750VDC
Output	MPPT efficiency	reaches 99.9%
	Output frequency range	0-320Hz (320 Hz or higher frequency can be customized)
	Overload capacity	150% rated current 1min; 180% rated current 10s; 200% rated current 0.5s
Protection Functions	Solar pump protection functions	Dry protection, low frequency protection, minimum power protection, sleep protection, overwater protection, pump overcurrent protection, etc.
	Basic protection functions	Overvoltage, undervoltage, inverter overcurrent, module fault, inverter overload, motor overload, current detection zero-drift fault, current detection fault, E2RCM fault, grounding short-circuit fault, input phase loss, output phase loss , inverter overheating, communication fault, motor parameter self-learning fault, etc.
	Short-circuit detection of motor grounding	Automatic detection whether the motor is Short-circuit to ground in power-on
	Servo control	Support synchronous and asynchronous servo control, perform pulse tracking, zero servo, indexing positioning and other basic servo functions, and support the orthogonal pulse given.
	Communication network	Supports RS485 communication, to realize network and linkage control between VEICHI inverters
	Remote monitoring	Supports remote program upgrade, data monitoring and lock function, can connect VEICHI GPRS module, and supports VEICHI virtual oscilloscope for monitoring and debugging.
Surroundings	Installation location	Outdoor, less than 1000m altitude, keep away from corrosive air and direct sunlight
	Temperature, humidity	-10-60°C, 20%-95%RH (no condensation)
	Vibration	The vibration is less than 0.5g when the vibration frequency is less than 20Hz
	Storage temperature	-20~60ºC
	Installation mode	Suspension installation
	Protection class	IP20
	Cooling method	Natural cooling/forced air cooling
International certification	CE Standard Comformance:IEC 61800-3:2018, IEC 61000-3-2:2019 EN 61000-3-3:2013, EN 61800-5-1:2007+A1:2017

>>>  About VEICHI