VX4DCPD37N4 | DC BUS board SCR-IGBT 400V 37k VX4DCPD37N4 OK Filter By Clear all ML trip unit ML trip unit ML.5.0H (1) ML.5.0X (8) ML5.0X (1) Breaking capacity (kA) Breaking capacity (kA) 42 (1) 50 (2)