... product is mainly used in AC50/60HZ single-pole 230V or two, three, four-pole 400V circuit for overload and short-circuit protection ... )In; C(510)In; D(1015)In.3. No. of pole: 1p, 2p, 3p, 4p.4. Breaking capacity (see table1).table1 ... Rated currentA Pole Rated VoltageV Rated short-circuit breaking current A COSφ 1 ...