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KR Series 3500w-5500W Pure Sine Wave Off Grid Inverter Charger 220/230VAC±3%
KR Series 3500w-5500W Pure Sine Wave Off Grid Inverter Charger 220/230VAC±3%
Specifications
Name :
KR Series (3500-5500W) Inverter/Charger
Utility Input Voltage :
176VAC to 264VAC (Default), 90VAC to 285VAC (Configurable)
Utility Input Frequency :
45Hz to 65Hz
Maximum Utility Charging Current :
110A
Inverter Output Voltage :
220/230VAC±3%
Output Voltage Waveform :
Pure sine wave
Brand Name :
SANGSOLAR
Certification :
CE/TUV
Payment Terms :
TT/LC/Alibabashop
Place of Origin :
China
Model Number :
SANGSOLAR
MOQ :
2 sets
Price :
Negotiated
Packaging Details :
Carton on Pallet
Delivery Time :
10-30days
Supply Ability :
50000sets
Description

The KR Series Inverter/Charger, an off-grid inverter charger, combines state-of-the-art technology with practical applications, making it ideal for residential, school, and health facilities, government buildings, and areas where the electricity is unstable. It supports dual AC output, solar charging, and utility integration, providing seamless power solutions.

With capacities ranging from 3500W to 5500W and enhanced by smart energy management, this series ensures reliable power delivery under varying conditions. Its modular design facilitates easy installation and expansion, supporting parallel operation in single or three-phase setups.

Comprehensive electronic protections and a robust design make the KR Series a dependable choice for managing your energy needs effectively.

Model KR3522-1250P20/C KR3542-0650P20/C KR5542-1050P20/C
Utility input
Utility Input Voltage 176VAC to 264VAC (Default), 90VAC to 285VAC (Configurable)
Utility Input Frequency 45Hz to 65Hz
Maximum Utility Charging Current 110A 60A 100A
Switch Response Time Switch Response Time – Inverter to Utility: 10ms
Switch Response Time – Utility to Inverter (when the load power is higher than 100W): 20ms
Inverter output
Inverter Rated Power (@30℃) 3500W 5500W
3-second Transient Surge Output Power 7000W 8500W
Inverter Output Voltage 220/230VAC±3%
Inverter Frequency 50/60Hz±0.2%
Output Voltage Waveform Pure sine wave
Load Power Factor 0.2–1(VA ≤ Rated output power)
THDu (Total Harmonic Voltage Distortion) ≤3% (24V resistive load) ≤3% (48V resistive load)
Maximum Load Efficiency 0.92
Maximum Inverter Efficiency 0.94
Maximum Main Load 3500W 3500W 5500W
Maximum Second Load 3500W 3500W 5500W
Main Output Cut-Off Voltage Equal to “UVW (Under Voltage Warning Voltage)”
Second Output Cut-Off Voltage Equal to “LVD (Low Voltage Disconnect Voltage)”
Dual Output Recovery Voltage Equal to “LVR (Low Voltage Reconnect Voltage)”
Solar controller
PV Maximum Open-circuit Voltage 500V (At minimum operating environment temperature);
440V (At 25℃)
MPPT Voltage Range 85V to 450V
Number of MPPTs 1 1 2
PV Maximum Input Current One way, 16A/way One way, 16A/way Two ways, 2x16A
PV Maximum Short-circuit Current One way, 18A/way One way, 18A/way Two ways, 2x18A
PV Maximum Input Power 4200W 4200W 2×3300W
PV Maximum Charging Current 120A 60A 100A
MPPT Maximum efficiency ≥99.5%
Battery
Battery Rated Voltage 24VDC 48VDC
Battery Work Voltage Range 20.4VDC to 32.0VDC 40.8VDC to 64.0VDC
Battery Maximum Charging Current 120A 60A 100A
Others
No-load Losses ≤1.5A ≤0.8A ≤1.1A
Test condition: Utility, PV and Load are disconnected, AC output is ON, fan stops, @24V input Test condition: Utility, PV and Load are disconnected, AC output is ON, fan stops, @48V input
Standby Current ≤1.1A ≤0.6A ≤0.8A
Test condition: Utility, PV and Load are disconnected, AC output is OFF, fan stops, @24V input Test condition: Utility, PV and Load are disconnected, AC output is OFF, fan stops, @48V input
Communication with BMS RS485
Communication with Portal RS485
Parallel Function Yes, 12 units in standard, 16 units at most
Work Temperature Range -20℃ to +50℃ (When the environment temperature exceeds 30℃, the actual output power is reduced appropriately)
Storage Temperature Range -25℃ to +60℃
Enclosure IP20 (With ANTI-DUST KIT)
Relative Humidity < 95% (N.C.)
Altitude <4000M (If the altitude exceeds 2000 meters, the actual output power is reduced appropriately)
Certifications and Standards IEC 62109-1, IEC 62109-2, IEC 61683, IEC 62368
Mechanical parameters
Dimension (Length x Width x Height) 590mm × 300mm × 163mm 534mm × 300mm × 163mm 590mm × 300mm × 163mm
Mounting size (Length x Width) 568mm × 245mm 512mm × 245mm 568mm × 245mm
Mounting hole size Φ9mm/Φ10mm Φ9mm/Φ10mm Φ9mm/Φ10mm
Net Weight 13.8Kg 12.7Kg 15.5Kg

Product Highlights

Applicable for pure off grid / backup power / self-consumption

PV input voltage range: 80Vdc-500Vdc

PV input current up to 32A

Supports battery mode & non battery mode

Battery & PV reverse polarity protection

Dual pure sine wave output

Supports single-phase or three-phase parallel operation (up to 16 units)

Sleep mode triggered by low power output or low battery voltage

Independent BMS communication interface

Isolated RS485 interface:Connects with Bluetooth, WiFi, 4G, etc.

Optional 320 x 480 high-resolution color LCD screen or monochrome screen

Historical data recording function, storage capacity of 25000 records

Comprehensive electronic protection ensures safer and more stable operation

IP20 enclosure design with anti-dust kit

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KR Series 3500w-5500W Pure Sine Wave Off Grid Inverter Charger 220/230VAC±3%

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Product Detail
Name :
KR Series (3500-5500W) Inverter/Charger
Utility Input Voltage :
176VAC to 264VAC (Default), 90VAC to 285VAC (Configurable)
Utility Input Frequency :
45Hz to 65Hz
Maximum Utility Charging Current :
110A
Inverter Output Voltage :
220/230VAC±3%
Output Voltage Waveform :
Pure sine wave
Contact Supplier
KR Series 3500w-5500W Pure Sine Wave Off Grid Inverter Charger 220/230VAC±3%

Beijing Shan Hu International Technology Co., Ltd.

Verified Supplier
2 Years
beijing, beijing
Business Type :
Manufacturer
Main Products :
BIPV Solar Tiles, BIPV Solar Glass, HJT Solar Module
Certification Level :
Verified Supplier
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