Schneider Electric LC1D18B7 TeSys D 3P 18A 7.5kW 24V AC Coil Power Contactor

The Schneider Electric LC1D18B7 is a TeSys D series 3-pole power contactor rated at 18 A (AC-3) and 32 A (AC-1), designed for motor switching and control applications up to 7.5 kW at 380–400 V AC. With a 24 V AC coil and compatibility with DIN rail or plate mounting, the LC1D18B7 delivers reliable performance across a wide voltage range up to 690 V AC, making it an industry-standard choice for industrial motor starters and power control panels.

Technical Specifications

Certifications & Standards

• IEC 60947-4-1: Low-voltage switchgear — electromechanical contactors and motor starters
• IEC 60947-5-1: Control circuit devices and switching elements
• IEC 60947-1: Low-voltage switchgear and controlgear — general rules
• EN 60947-4-1: European harmonized standard for contactors and motor starters
• EN 60947-5-1: European harmonized standard for control circuit devices
• UL 508: UL standard for industrial control equipment
• CSA C22.2 No 14: Canadian standard for industrial control equipment
• BV: Bureau Veritas marine and offshore approval
• CCC: China Compulsory Certification
• CSA: Canadian Standards Association certification
• DNV: Det Norske Veritas marine approval
• GL: Germanischer Lloyd marine approval
• GOST: Russian/CIS certification
• RINA: Registro Italiano Navale marine approval
• UL: Underwriters Laboratories listing
• LROS: Lloyd's Register of Shipping approval
• RoHS: Restriction of Hazardous Substances Directive compliance
• REACH: EU chemical safety regulation compliance
• EN/ISO 13849-1: Safety of machinery — safety-related parts of control systems
• IEC 60529: Degrees of protection provided by enclosures (IP Code)
• IEC 60068-2-30: Environmental testing — damp heat cyclic
• IEC 60695-2-1: Fire hazard testing — glow-wire method
• UL 94: Flammability rating for plastic materials

Applications & Use Cases

• Three-phase AC motor switching and starting in industrial machinery
• Motor control centres (MCCs) and distribution boards
li>
• HVAC systems — compressor and fan motor control
• Pump and conveyor motor starters
• Marine and offshore electrical control panels (BV, DNV, GL, LROS, RINA approved)
• Machine safety circuits conforming to EN/ISO 13849-1
• OEM control panels requiring compact DIN rail-mounted switching