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Series L5 (Without fuse-carriers) rated current AC21A 63~6300 Amp, ON-OFF, 3-4-6-8 pole or 3-pole with neutral, bolt or box terminals.Series L6 (With fuse-carriers) rated current AC21A 32~800 Amp, ON-OFF, changeover, release by coil or motor operator, 3-pole to 8-pole, fuse carrier type DIN, NFC and BS standard. Wide range of accessories. Protection degree IP65.