Shenzhen ZK Electric Technology Co., Ltd.
                                                                                                           
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10 Years
Since 2016
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3HP 10A Single Phase Solar Pump Inverter with 99.5% MPPT Efficiency 220V 0.75-4KW Range

Price Negotiable
Price: USD 80-120 per piece
MOQ: 1 Piece
Delivery Time: 3-10days
Brand: ZK ZUN
Product Description
Product Overview

The ZK SG320 series solar pump inverter is a high-efficiency 3HP 10A single-phase solution designed for solar-powered water pumping systems. With 99.5% MPPT efficiency and comprehensive protection features, this inverter ensures reliable operation for various pump applications.

Key Features
  • MPPT efficiency exceeding 99% for maximum solar energy utilization
  • Compatible with single-phase pumps and PMSM motors
  • Automatic DC bus voltage tracking with manual override capability
  • Dual input support for solar DC and grid AC power sources
  • Advanced protection including dry run detection and full tank monitoring
  • Comprehensive safety features: short circuit, overload, and over current protection
  • PQ (power/flow) performance curve for accurate flow output calculation
  • Wide operating temperature range: -10°C to +50°C
  • Multiple installation options: wall mounting, rail mounting, or flange mounting
Technical Specifications
Parameter 2S 220V Single Phase 2S 220V 3-Phase 4T 380/440V 3-Phase
AC Input Voltage 220VAC ±15% 220VAC ±15% 380VAC ±15%
Rated Power Range 0.75KW to 4KW 0.75KW to 75KW 0.75KW to 250KW
Max DC Input Voltage 440V 440V 800V
Start-up Voltage 200V 200V 300V
Recommended DC Voltage Range 200-400V 200-400V 300-750V
Output Frequency Range 0-50/60Hz (0-600Hz for PMSM)
MPPT Efficiency 99%
Protection Level IP20 (IP54 optional)
Solar Panel Selection Guide
Pump Model Inverter Model Vmp Voc Solar Array Power Requirement
110VAC Pump 1S (for 110V) 130VDC 156VDC ≥ 1.3 to 2.0 times pump rated power
220VAC Pump 2S (for 220V) 310VDC 372VDC ≥ 1.3 to 2.0 times pump rated power
380VAC Pump 4T (for 380V) 540VDC 648VDC ≥ 1.3 to 2.0 times pump rated power
Solar panel selection requires meeting both sufficient solar power and voltage requirements simultaneously for optimal performance.
Advanced Capabilities
  • Automatic start/sleep functionality with solar panel connection
  • Multiple protective measures including PV over-voltage and reverse polarity protection
  • Advanced MPPT algorithms ensuring 99% solar power tracking efficiency
  • Boost module option for 2.2kW or lower models to meet low-voltage requirements
  • Auto switching between solar and grid input with lightning protection
  • GPRS module support for remote parameter viewing and mobile app control
  • IP54 cabinet solution available for enhanced environmental protection
ZK SG320 series solar pump inverter product image showing industrial design and connections
Frequently Asked Questions
What is the solar water pump inverter?
The ZK solar pump inverter drives all types of water pumps including single-phase pumps and PMSM motors in solar pumping systems, supporting both solar DC and grid AC input with MPPT efficiency exceeding 99%.
What should be considered during installation?
Install the inverter in a well-ventilated, cool, dry, and waterproof location to ensure long service life.
Is parameter setting required before use?
Our inverter features AI intelligent operation with automatic DC bus voltage tracking. Parameters can be set for additional functions like dry run protection and full tank detection.
Where is your factory located?
Our factory is located in Shenzhen, China, and we welcome visits with airport or high-speed rail station pickup services.
What is your production capacity?
We produce 9000 inverters monthly, exporting 7000-9000 units globally to markets including Thailand, India, Pakistan, Middle East, Africa, and South America. Sample delivery: 3-5 days; bulk orders: 10-30 days. OEM & ODM services supported.
All ZK solar pump inverters include 18 months warranty and ongoing technical support.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen ZK Electric Technology Co., Ltd.
Location Guanlida Building, NO. 269 of Qianjin Road, Xin'an street,Bao'an,Shenzhen,Guangdong,China
Contact Person Huang

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