Schneider LC1D50AF7 Contactor, TeSys Deca, 3P 50A 110VAC 3NO

The Schneider Electric LC1D50AF7 is a TeSys D 3-pole contactor rated at 50 A (AC-3) with a 110 V AC 50/60 Hz control coil, designed for motor control and resistive load switching. It delivers robust performance across AC-1, AC-3, AC-3e, and AC-4 duty categories, supporting three-phase motor loads up to 22 kW at 400 V AC and 30 kW at 440 V AC.

Technical specifications:

• Commercial reference: LC1D50AF7
• Manufacturer: Schneider Electric
• EAN:
• Series / range: TeSys D (TeSys Deca)
• Product type: Contactor
• Application: Motor control, resistive load switching
• Number of poles: 3P (3 NO)
• Rated current: 50 A at 440 V AC AC-3; 80 A at 440 V AC AC-1
• Rated voltage (power circuit): up to 690 V AC (25-400 Hz); up to 300 V DC
• Control circuit voltage: 110 V AC 50/60 Hz
• Motor power (AC-3): 15 kW at 220-230 V; 22 kW at 380-400 V; 25 kW at 415 V; 30 kW at 440-500 V; 33 kW at 660-690 V
• Motor power (UL/CSA, 3-phase): 15 hp at 200/208 V; 15 hp at 230/240 V; 40 hp at 460/480 V; 40 hp at 575/600 V
• Rated breaking capacity: 900 A at 440 V (IEC 60947)
• Rated insulation voltage: 690 V (IEC 60947-4-1); 600 V UL/CSA
• Rated impulse withstand voltage: 6 kV (IEC 60947)
• Short-time withstand current: 400 A / 10 s; 810 A / 1 s at 40 °C
• Overvoltage category: III
• Pollution degree: 3
• Mechanical endurance: 6 million operating cycles
• Electrical endurance: 1.45 million cycles at 50 A AC-3, 440 V
• Operating cycles: up to 3600 cycles/h at 60 °C
• Operating/closing time: 4-19 ms opening; 12-26 ms closing
• Power circuit connection: screw terminal, 1-35 mm² (single-core or flexible)
• Control circuit connection: screw terminal block, 1-4 mm²
• Tightening torque (power circuit): 5 N.m (1-25 mm²); 8 N.m (25-35 mm²)
• Inrush power: 160 VA at 50 Hz; 140 VA at 60 Hz
• Holding power: 15 VA at 50 Hz; 13 VA at 60 Hz
• Safety reliability level: B10d = 1,369,863 cycles (rated load, EN/ISO 13849-1)

Features and benefits:

• Dual-rated for AC-3 and AC-3e categories, allowing flexible motor control across multiple voltage levels
• High mechanical endurance of 6 million cycles ensures long service life in demanding switching applications
• Wide control voltage tolerance (0.8-1.1 Uc at 50 Hz) provides reliable operation despite supply fluctuations
• Compatible with the LC1D series accessory range for easy system integration and expansion
• Certified to IEC 60947-4-1, UL, and CSA standards for global project deployment
• Low holding power consumption (15 VA at 50 Hz) reduces energy dissipation in continuous duty applications

Applications:

• Three-phase motor starting and stopping in industrial machinery and production lines
• Motor control centers (MCCs) and industrial automation panels
• Resistive load switching in heating and process control equipment
• Building services: pump and fan motor control in HVAC and water treatment systems
• AC-4 duty applications requiring frequent reversing or inching of motors

Compliant with IEC 60947-4-1 and IEC 60947-5-1, UL and CSA certified. Part of the Schneider Electric TeSys D (TeSys Deca) range.

Also known as: Schneider LC1D50AF7, Schneider Electric LC1D50AF7, TeSys D 50A contactor, 3-pole 110V AC contactor.