SolarQnaGlobal

The Operating Layer for Solar

Back to panels
Target Jurisdiction:
🇧🇷 Brazil:INMETRO (Instituto Nacional de Metrologia)
Key Standards: INMETRO Portaria 140 • IEC 61215 • ABNT NBR 16690•Grid Code: PRODIST Módulo 3 / ANEEL
Commercial & Industrial (C&I) 72/78-Cell
Verified Laboratory Datasheet
N-Type TOPCon Cell MatrixBifacial Dual-Glass
Dimensions: 2278 × 1134 × 30 mmWeight: 32.5 kg

Talesun Bistar TP7G72M 550W Half-Cell Bifacial

Zhongli Group flagship Bistar series module with anti-reflective coated dual glass, micro-crack resistant design, and UL 61730 Type 29 certification.

STC Peak Power550 Wp
Module Efficiency21.7%
30-Yr Output87.4%
Wholesale Est.$0.22 /Wp
🇧🇷 INMETRO Selo ALei 14.300 / GD AprovadoBifacial Dual-Glass (+15% to +25% Rear Albedo)IEC 61215 & IEC 61730

Dual Electrical Specifications: STC vs NMOT

Standard Test Conditions (1000 W/m², 25°C, AM1.5) vs Nominal Operating Conditions (800 W/m², 20°C, 1 m/s wind)

Laboratory Calibrated
Electrical ParameterSTC LaboratoryNMOT Field ConditionsUnit
Maximum Peak Power (Pmax)550415Wp
Voltage at Maximum Power (Vmp)40.7438.09V
Current at Maximum Power (Imp)13.510.9A
Open-Circuit Voltage (Voc)49.3846.52V
Short-Circuit Current (Isc)14.2111.44A
Module Conversion Efficiency21.7%20.4%%
Thermal Temperature Coefficients

Module performance degrades at elevated cell temperatures. N-Type TOPCon and HJT exhibit lower power loss in hot tropical climates compared to legacy PERC modules.

γ (Pmax)-0.29%/°CPower Coefficient
β (Voc)-0.25%/°CVoltage Coefficient
α (Isc)+0.045%/°CCurrent Coefficient
Tropical Climate Advantage:At a cell temperature of 65°C (+40°C above STC), this panel retains 88.4% of rated output.
Mechanical & Structural Durability

Certified resistance to hurricane-force wind loads, heavy snow pressure, and ice hailstone impacts.

Front Mechanical Load (Snow)5,400 Pa (550 kg/m²)
Rear Mechanical Load (Wind)2,400 Pa (245 kg/m²)
Hailstone Impact Resistance25 mm hail @ 23 m/s (82 km/h)
Junction Box & ProtectionIP68 Rated (3 Schottky Diodes)
Max System Voltage1,500 V DC

String Sizing & MPPT Safety Verification Tool

Calculates safe series string length based on extreme winter low and summer high ambient temperatures.

IEC 62548 Standard
Raises Voc (Risk of overvoltage)
Lowers Vmp (Risk of dropout)
Usually 1000V or 1100V
Usually 160V to 200V
Max Cold Voc per Module53.70 VAt -10°C ambient
Min Hot Vmp per Module35.42 VAt 70°C cell temperature
Recommended String Range6 – 18 PanelsPrevents winter overvoltage and summer MPPT dropout

Field Electrical & Connector Specs

Connector TypeMC4-EVO2 Compatible
Output Cable Length1200 mm (4.0 mm²)
Max Series Fuse Rating30 A
Fire Safety ClassClass C (UL 790) / Type 1

Authorized Regional Distributors & Stockists

Official Tier-1 trade partners holding local pallet and container stocks for Talesun Solar in Brazil.

View All Global Distributors
🇧🇷Aldo Solar Brasil
HQ: Maringá, Paraná, Brasil
Tier-1 Global

O maior distribuidor de energia solar fotovoltaica para Geração Distribuída (GD) do Brasil e América Latina.

Hubs: Centro de Distribuição Maringá, PR (30.000 m²), Hub Logístico Recife, PE, Depósito Avançado São Paulo, SP
Line Card & Contact

Manufacturer Datasheet Specifications

Laboratory-audited electrical, mechanical, and temperature specifications.

Download Official PDF
Rated Output550 Wp
Efficiency21.7 %
Max Reverse Current25 A
Mechanical Load5400 Pa Front / 2400 Pa Rear