Schneider Electric LA1LC021 Auxiliary Contact Block

Schneider Electric Telemecanique LA1LC021 Auxiliary Contact Block expands TeSys Integral control by delivering two normally open and one normally closed auxiliary contacts with instantaneous operation, designed for right-side mounting on TeSys Integral LD-LC and LD-LD starters. This device is used in industrial motor control systems to provide additional control circuit expansion and auxiliary signaling across conveyors, pumps, compressors, HVAC systems, material handling equipment, and automated machinery. Key specifications include: Manufacturer Telemecanique (Schneider Electric); Model/Part Number LA1LC021 (LA1-LC021); Product Type Auxiliary Contact Block; Product Series TeSys Integral (LA1LC); Contact Configuration 2 NO + 1 NC; Ie AC-11 6 A; Ui 660 V; Contact Rating A600 / P600; Mounting Location Right-side mount; Compatible Devices TeSys Integral LD-LC and LD-LD starters / contactor breakers; Terminal Type Screw clamp terminals (1 × 2.5 mm² or 2 × 1.5 mm² conductors); Device Application Control circuit expansion and auxiliary signaling; Standards IEC 337-1; Application Environment industrial motor control, automation systems, and electrical control panels; Common Replacements Siemens 3RH29 Auxiliary Contact Block; Allen-Bradley 100-S Auxiliary Contact Block.