Equipment Presentation

The SUN-25k-G04 is a high-power solar inverter capable of converting energy produced by solar panels into alternating current (AC), allowing its integration into the electrical grid. With its advanced technology, the inverter offers high energy efficiency, ensuring better utilization of the energy generated by the solar system.

The SUN-25k-G04 is designed for medium-sized solar system installations, including commercial and industrial projects. With its intelligent energy management capability, the inverter helps reduce energy costs by optimizing solar energy production with real-time generation updates through the use of the Solarmam application.

Additionally, the SUN-25k-G04 has several features that guarantee its reliability and durability, including protection against overvoltage, overcurrent, and overload. With an intuitive and easy-to-use interface, the inverter is easy to install and operate.

Technical Specifications SUN-25k-G04

Input

Max DC input power: 32.5 kW
Max DC input voltage: 1000 V
DC startup voltage: 250 V
MPPT operating range: 200 ~ 850 V
Max DC input current: 32 + 32 A
Max short-circuit current: 48 + 48 A
Number of MPPT Strings per MPPT: 2 / 3

Output

Rated output power: 25 Kw
Max active power: 27.5 kW
Rated AC grid voltage: 220, 380, 230, 400 (V)
Grid voltage range: 277 ~ 460 Vac
Operating phase: 60 Hz
Operating phase: Three-phase
Rated AC grid output current: 36.8 A
Max AC output current: 39.9 A
Output power factor: 0.8
Grid THD: 3 %
DC injection current: 05 (mA)

Efficiency

Max Efficiency: 98.6 %
MPPT Efficiency: 99 %

Protections

DC reverse polarity protection: Yes
AC short-circuit protection: Yes
AC output overcurrent protection: Yes
Output overvoltage protection: Yes
Insulation resistance protection: Yes
Ground fault monitoring: Yes
Anti-islanding protection: Yes
Temperature protection: Yes
Integrated DC switch: Yes
Remote software upload: Yes
Remote change of operating parameters: Yes
Surge protection: DC Type II / AC Type II

Mechanical Data

Size mm: 330W × 508H × 206D
Weight kg: 20.8 kg
Topology: Transformerless
Internal consumption: 1W (Night)
Operating temperature: - 25 to 65 c
Ingress protection: IP65
Noise emission: 45dB
Cooling concept: Intelligent cooling
Max operating altitude without derating: 2000m
Designed lifespan: 20 years
Grid Connection Standard: EN50549-1, VDE 0126-1-1
Operating Ambient Humidity: 0 to 100 %
Safety EMC Standard: IEC62109-1 2, IEC61000-6-2, IEC61000-6-4

Connection and Communication Features

DC connection: MC4 pluggable
AC connection: IP65 rated plug
Display: LCD1602
Interface: RS485 RS232 WiFi LAN

Certifications

Datasheet: Present in the second photos of the equipment