Schneider Electric Telemecanique LD1-LB030 Motor Starter

Description:

The Schneider Electric Telemecanique LD1-LB030 Motor Starter is used in industrial motor control systems to provide manual motor starting, stopping, isolation, and overload protection for three-phase motors. Commonly installed in motor control centers (MCCs), conveyor systems, pumps, compressors, fans, and industrial control panels, it provides dependable motor control and protection for demanding industrial applications. Maintenance teams, OEMs, and system integrators use this manual motor starter for equipment repair, control panel retrofits, machine expansion, and replacement of existing motor starters.

Applications:

The Schneider Electric Telemecanique LD1-LB030 motor starter is designed for manually controlling and protecting three-phase motors in industrial electrical systems. Equipped with the LA1-LB017 auxiliary contact block, it is widely used in manufacturing facilities, material handling equipment, HVAC systems, water and wastewater treatment plants, packaging machinery, pumping stations, and process automation applications requiring reliable motor control, overload protection, and auxiliary control signaling.

Technical Specifications:

• Manufacturer: Schneider Electric (Telemecanique)
• Model / Part number: LD1-LB030
• Product type: Manual motor starter
• Series: TeSys Integral 18
• Rated operational current: 18 A
• Poles: 3-pole configuration
• Rated operational voltage: Up to 600 VAC (660/690 VAC insulation rating)
• Control voltage: 115–120 VAC, 60 Hz (coil version dependent)
• Auxiliary contact block: LA1-LB017
• Auxiliary contact rating: 6 A (Ith), AC-15
• Rated insulation voltage (Ui): 660 VAC
• Short-circuit interrupt rating: Up to 42 kA at 480 VAC (with appropriate protection)
• Magnetic protection: Fixed at approximately 15 × maximum thermal current
• Mounting: Panel mount
• Terminal type: Screw clamp terminals
• Standards: IEC 60947, UL, CSA, VDE, NEMKO, DEMKO, SEMKO, ASTA
• Application environment: Industrial motor control and automation systems

Common Replacements:

• Schneider Electric LUB12 with TeSys U Control Unit
• Allen-Bradley 140M-C2E-B18 Manual Motor Starter
• Siemens 3RV2011-1JA10 Manual Motor Starter