DIN 46247/1
Silver; 6.30 mm x 0.80 mm; 1 mm² - 2.50 mm²
Nickel; 6.30 mm x 0.80 mm; 4 mm² - 6 mm²
Tin; 6.30 mm x 0.80 mm; 4 mm² - 6 mm²
DIN 46248/3 for 6.3 mm