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STS 1~3.3kW

Product catalog summary

Overview: The document provides technical specifications and features of the STS Series single-phase on-grid inverters, highlighting their high efficiency, reliability, and ease of use.

Key Features:

High reliability due to effective heat dissipation and integrated lightning protection for both DC and AC.
Adaptability to complex power grids and various installation environments, with high anti-corrosion ability using aluminum alloy die casting technology.
High yield with a maximum efficiency of 97.5% and European weighted efficiency of 97%.
Wide MPPT voltage range and up to 10% continuous output overloading capacity.
Single MPPT design with a precise MPPT algorithm.
Compact, lightweight design for easy one-person installation with plug-and-play connectors.
Support for wireless and wired internet connections, with remote upgrading capabilities.
Fast and easy configuration via an app or OLED display.

Specifications:

Models range from STS-1KTL-S-P to STS-3.3KTL-S-P, with input power ranging from 1,600W to 4,800W.
Start-up voltage is 60V, with a maximum DC input voltage of 500V and an MPPT voltage range of 80-450V.
Rated output power ranges from 1,000W to 3,300W, with a maximum output power of up to 3,300W.
Rated output voltage is 220/230V, with a rated AC frequency of 50/60Hz.
Maximum efficiency is 97.5%, with MPPT efficiency at 99.9%.

Protection and Compliance:

Integrated protections include DC reverse polarity, insulation resistance, surge, over-temperature, residual current, anti-islanding, AC short-circuit, and AC over-voltage protection.
Compliance with multiple international standards such as IEC62109, EN61000, and VDE4105.

General Data:

Dimensions are 327W x 297H x 114D mm, with a weight of 6.5 kg.
Protection degree is IP65, with an operating temperature range of -30°C to 60°C and a relative humidity range of 0-100%.
Operating altitude is up to 4000m, with natural convection cooling and a noise level of less than 25 dB.

Catalog excerpts

STS 1~3.3kW Single Phase | 1 MPPT | ON Grid High reliability due to good heat dissipation design Integrated lightning protection for both DC and AC SAFE & RELIABLE Adapt to complex power grid High anti-corrosion ability with aluminum alloy die casting technology Wider working temperature and altitude, adapt to various installation environments High yield with Max. 97.5% efficiency European weighted efficiency 97% HIGH YIELD Wide MPPT voltage range Up to 10% continuous output overloading capacity Single MPPT design with precise MPPT algorithm Compact elegant design, light weight, one-person installation Plug and play connectors, easy for installation Support wireless and wired internet connection (RS485/WiFi/GPRS/LAN optional) Remote upgrading available Fast and easy configuration via App o

Open the catalog to page 1

Rated DC Input Voltage (V) MPPT Voltage Range (V) Number of DC Inputs per MPPT Rated Output Power (W) Rated Output Voltage (V) Rated AC Frequency (Hz) Max. Output Current (A) Power Factor Max. Total Harmonic Distortion < 3% @Rated Output Power European Efficiency MPPT Efficiency Protection DC Reverse Polarity Protection Insulation Resistance Protection Surge Protection Over-temperature Protection Residual Current Protection Anti-islanding Protection General Data Dimensions (mm) Protection Degree Topology Operating Temperature Range (°C) Relative Humidity (%) Cooling Noise Level (dB) Display Communication...

Open the catalog to page 2

STS 1~3.3kW

STS 1~3.3kW

Catalog excerpts

All Ningbo Sunways Technologies Co., Ltd. catalogs and technical brochures