Schneider Electric LC1D40AB7 TeSys D Contactor – 3 Pole – 40A – 24V AC Coil – IEC Motor Contactor – DIN Rail/Panel Mount – High SCCR Industrial Contactor

The Schneider Electric LC1D40AB7 is a 3-phase IEC-rated magnetic contactor from the TeSys D series, designed for high-performance motor control and industrial switching applications. It is widely used in motor starters, HVAC systems, pumps, compressors, and industrial automation panels, offering strong switching capability, compact design, and high short-circuit current rating (SCCR) when used with proper protection devices.

Electrical Ratings

• Contact Current Rating (AC-3): 40 A
• Resistive Load Rating: up to 200 A (application dependent)
• Control Coil Voltage: 24 V AC (50/60 Hz)
• Voltage Rating: up to 600–690 V AC (series dependent)
• Motor Power Rating:
  • 10 HP at 200–208 V (3-phase)
  • 10 HP at 240 V (3-phase)
  • 30 HP at 480 V (3-phase)
  • 30 HP at 600 V (3-phase)
• Single Phase Rating:
  • 3 HP at 115 V
  • 5 HP at 240 V
• Short Circuit Current Rating (SCCR): up to 100 kA (with proper protection)
• Utilization Category: AC-3 / AC-1

Configuration and Function

• Device Type: IEC Magnetic Contactor
• Series: TeSys D (LC1D Series)
• Poles: 3 Pole
• Main Contacts: 3 NO (Normally Open)
• Auxiliary Contacts: 1 NO + 1 NC (built-in, mirror certified NC)
• Primary Function: Motor control and power switching
• Operation: Electromagnetic coil-driven switching
• Application Type: Inductive motor & resistive loads

Mechanical and Physical Characteristics

• Mounting Type: DIN Rail or Panel Mount
• Terminal Type: Screw clamp terminals
• Dimensions: approx. 4.80 in (H) × 2.17 in (W) × 4.72 in (D)
• Weight: 1.87 lb (0.85 kg)
• Frame Type: LC1D modular industrial frame
• Enclosure Protection: IP20 (front face)
• Operating Temperature Range: -5 °C to 60 °C

Standards and Certifications

• IEC / UL / CSA / CCC / EAC compliant
• Marine certifications included
• RoHS / REACh compliant (Green Premium product)
• Manufacturer: Schneider Electric / Square D
• UNSPSC: 39121500

Features

• Heavy-duty 40A AC-3 motor switching capability
• High-performance design for industrial motor starters
• 24V AC coil for safe control circuit integration
• Built-in 1NO + 1NC auxiliary contacts (mirror certified NC)
• High SCCR capability up to 100kA with proper protection
• Compact TeSys D modular design for control panel efficiency
• Suitable for HVAC, pumps, compressors, conveyors, and automation systems
• Strong resistance to industrial switching demands
• Easy DIN rail or panel mounting with accessories support
• Long mechanical and electrical service life