To the isolation of connection points.
Red; 2.8 mm x 0.5 mm; 0.50 mm² - 1.50 mm²
Red; 2.8 mm x 0.8 mm; 0.50 mm² - 1.50 mm²
Red; 4.8 mm x 0.5 mm; 0.50 mm² - 1.50 mm²
Red; 4.8 mm x 0.8 mm; 0.50 mm² - 1.50 mm²