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SG40KTL

Product catalog summary

Overview: The SG40KTL is a string inverter designed for photovoltaic (PV) grid-connected systems. It is characterized by its lightweight and compact design, which facilitates easy handling and reduces installation and maintenance costs. The inverter integrates DC combine and surge protection functions, further lowering system costs.

Specifications:

Max PV Input Power: 40,500W
Max PV Input Voltage: 1000V
Startup Voltage: 300V
Nominal Input Voltage: 710V
MPP Voltage Range: 280~950V
Number of MPPTs: 2
Max PV Input Current: 66A
Nominal AC Output Power: 36,000W
Max AC Output Power: 39,800W
Max Efficiency: 98.30%
Max European Efficiency: 98.00%

Features:

Active power is continuously adjustable from 0 to 100%.
Reactive power control with a power factor range of 0.8 overexcited to 0.8 underexcited.
Wide DC input voltage range with a maximum of 1000V.
Grid-friendly with compliance to various international standards including TÜV, CE, and others.

Protection and Safety:

Includes anti-islanding protection, LVRT, DC reverse connection protection, AC short circuit protection, and leakage current protection.
Equipped with a DC switch and DC fuse for enhanced safety.
Overvoltage protection is provided by a DC Type II DIN rail surge arrester (40kA).

Mechanical and Environmental Data:

Ingress Protection Rating: IP65
Operating Temperature Range: -25 to 60°C (derating above 45°C)
Cooling Method: Smart forced air cooling
Max Operating Altitude: 4000m (derating above 3000m)
Dimensions: 634 x 820 x 257mm
Weight: 65kg

Communication and Display:

Features a graphic LCD for display.
Communication is facilitated via RS485 (RJ45 connector).

Certifications: The inverter complies with multiple international standards including VDE0126-1-1, EN62109-1, EN62109-2, G59/3, CEI-021, AS/NZS 3100, AS4777.2, AS4777.3, VDE-AR-N-4105, and BDEW.

Catalog excerpts

• Handy and light, easy to handle without lift machinery assistance, lower the cost of installation • Integrated DC combine and surge protection function, lower the system cost • DC switch, safe and convenient for maintenance • Wide DC input voltage range, Max. 1000V N 4105, CGC certification, compliance with Italian medium voltage grid requirement • Active power continuously adjustable (0-100%) • Reactive power control with power factor Efficiency Curve Normalized Output Power Specifications subject to change without notice.

Open the catalog to page 1

String Inverter Input Side Data Max. PV input power Max. PV input voltage Startup voltage Nominal input voltage MPP voltage range MPP voltage range for nominal power No. of MPPTs Max. number of PV strings per MPPT Max. PV input current Max. current for input connector Nominal AC output power Max. AC output power (PF=1) Max. AC output apparent power Max. AC output current Nominal AC voltage AC voltage range Nominal grid frequency Grid frequency range THD DC current injection Power factor Protection Yes Yes Yes Yes Yes Yes Yes DC Type II DIN rail surge arrester (40kA) Anti-islanding protection...

Open the catalog to page 2

SG40KTL

SG40KTL

Catalog excerpts

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