Description

Schneider LC1D50AE7 Contactor | TeSys D- 3P(3 NO) – AC-3 – <= 440 V 50 A – 48 V AC 50/60 Hz coil

Schneider LC1D50AE7 Contactor: Streamlining Electrical Operations

Schneider LC1D50AE7 | TeSys D Contactor – 3P (3 NO) – 50A – 48V AC Coil

1. General Description

The Schneider LC1D50AE7 is a high-performance TeSys D contactor, designed for efficient motor control and power switching applications. It features three normally open (3 NO) contacts and supports an AC-3 rating of up to 50A at ≤ 440V. With a 48V AC 50/60Hz coil, this contactor is optimized for industrial automation, motor starters, and power distribution systems.

2. Technical Specifications

  • Product Series: TeSys D

  • Contactor Type: 3-pole (3 NO)

  • Utilization Category: AC-3

  • Rated Operational Voltage: ≤ 440V

  • Rated Current (AC-3): 50A

  • Coil Voltage: 48V AC 50/60Hz

  • Electrical Durability: Up to 1.6 million operations

  • Mechanical Durability: Up to 30 million operations

  • Mounting Type: DIN rail or panel mounting

  • Operating Temperature Range: -5°C to +60°C

  • Certifications: CE, UL, IEC

3. Key Features

  • High Load Capacity: Handles 50A in AC-3 applications, making it ideal for motor control and power switching.

  • Reliable Coil Operation: 48V AC coil ensures stable and efficient performance in industrial environments.

  • Compact and Modular Design: Optimized for easy integration into control panels and automation systems.

  • Long Operational Life: Designed for high durability, reducing maintenance costs over time.

  • Flexible Mounting Options: Can be DIN rail-mounted or panel-mounted, providing installation flexibility.

4. Applications

  • Three-phase motor control (up to 50A)

  • Industrial automation and machine control

  • HVAC systems, pumps, and compressors

  • Switching of resistive and inductive loads

  • Conveyor systems and industrial machinery

5. Compliance and Standards

  • IEC 60947-4-1 (Low-voltage switchgear and controlgear)

  • CE Certified

  • UL Listed

  • RoHS Compliant

6. Conclusion

The Schneider LC1D50AE7 TeSys D Contactor is a reliable, high-performing solution for industrial motor control and automation applications. With 50A capacity, 3 NO contacts, and a 48V AC coil, it ensures efficient switching, long-term durability, and stable operation, making it a trusted choice for industrial and commercial power systems.

Additional information

brands

Schneider Electric

Specifications

Main
Range TeSys TeSys Deca
Range of product TeSys Deca
Product or component type Contactor
Device short name LC1D
Contactor application Motor control Resistive load
Utilisation category AC-4 AC-1 AC-3 AC-3e
Poles description 3P
[Ue] rated operational voltage Power circuit: <= 690 V AC 25...400 Hz Power circuit: <= 300 V DC
[Ie] rated operational current 50 A (at <60 °C) at <= 440 V AC AC-3 for power circuit 80 A (at <60 °C) at <= 440 V AC AC-1 for power circuit 50 A (at <60 °C) at <= 440 V AC AC-3e for power circuit
[Uc] control circuit voltage 48 V AC 50/60 Hz
Complementary
Motor power kW 15 kW at 220...230 V AC 50/60 Hz (AC-3) 22 kW at 380...400 V AC 50/60 Hz (AC-3) 30 kW at 500 V AC 50/60 Hz (AC-3) 33 kW at 660...690 V AC 50/60 Hz (AC-3) 25 kW at 415 V AC 50/60 Hz (AC-3) 30 kW at 440 V AC 50/60 Hz (AC-3) 11 kW at 400 V AC 50/60 Hz (AC-4) 15 kW at 220...230 V AC 50/60 Hz (AC-3e) 22 kW at 380...400 V AC 50/60 Hz (AC-3e) 30 kW at 500 V AC 50/60 Hz (AC-3e) 33 kW at 660...690 V AC 50/60 Hz (AC-3e) 25 kW at 415 V AC 50/60 Hz (AC-3e) 30 kW at 440 V AC 50/60 Hz (AC-3e)
Motor power hp 3 hp at 115 V AC 50/60 Hz for 1 phase motors 7.5 hp at 230/240 V AC 50/60 Hz for 1 phase motors 15 hp at 200/208 V AC 50/60 Hz for 3 phases motors 15 hp at 230/240 V AC 50/60 Hz for 3 phases motors 40 hp at 460/480 V AC 50/60 Hz for 3 phases motors 40 hp at 575/600 V AC 50/60 Hz for 3 phases motors
Compatibility code LC1D
Pole contact composition 3 NO
Protective cover With
[Ith] conventional free air thermal current 10 A (at 60 °C) for signalling circuit 80 A (at 60 °C) for power circuit
Irms rated making capacity 140 A AC for signalling circuit conforming to IEC 60947-5-1 250 A DC for signalling circuit conforming to IEC 60947-5-1 900 A at 440 V for power circuit conforming to IEC 60947
Rated breaking capacity 900 A at 440 V for power circuit conforming to IEC 60947
[Icw] rated short-time withstand current 400 A 40 °C - 10 s for power circuit 810 A 40 °C - 1 s for power circuit 84 A 40 °C - 10 min for power circuit 208 A 40 °C - 1 min for power circuit 100 A - 1 s for signalling circuit 120 A - 500 ms for signalling circuit 140 A - 100 ms for signalling circuit
Associated fuse rating 10 A gG for signalling circuit conforming to IEC 60947-5-1 100 A gG at <= 690 V coordination type 1 for power circuit 100 A gG at <= 690 V coordination type 2 for power circuit
Average impedance 1.5 mOhm - Ith 80 A 50 Hz for power circuit
Power dissipation per pole 3.7 W AC-3 9.6 W AC-1 3.7 W AC-3e
[Ui] rated insulation voltage Power circuit: 600 V CSA certified Power circuit: 600 V UL certified Signalling circuit: 690 V conforming to IEC 60947-1 Signalling circuit: 600 V CSA certified Signalling circuit: 600 V UL certified Power circuit: 690 V conforming to IEC 60947-4-1
Overvoltage category III
Pollution degree 3
[Uimp] rated impulse withstand voltage 6 kV conforming to IEC 60947
Safety reliability level B10d = 1369863 cycles contactor with nominal load conforming to EN/ISO 13849-1 B10d = 20000000 cycles contactor with mechanical load conforming to EN/ISO 13849-1
Mechanical durability 6 Mcycles
Electrical durability 1.45 Mcycles 50 A AC-3 at Ue <= 440 V 1.1 Mcycles 80 A AC-1 at Ue <= 440 V 1.45 Mcycles 50 A AC-3e at Ue <= 440 V
Control circuit type AC at 50/60 Hz standard
Coil technology Without built-in suppressor module
Control circuit voltage limits 0.3...0.6 Uc (-40…70 °C):drop-out AC 50/60 Hz 0.8...1.1 Uc (-40…60 °C):operational AC 50 Hz 0.85...1.1 Uc (-40…60 °C):operational AC 60 Hz 1...1.1 Uc (60…70 °C):operational AC 50/60 Hz
Inrush power in VA 140 VA 60 Hz cos phi 0.75 (at 20 °C) 160 VA 50 Hz cos phi 0.75 (at 20 °C)
Hold-in power consumption in VA 13 VA 60 Hz cos phi 0.3 (at 20 °C) 15 VA 50 Hz cos phi 0.3 (at 20 °C)
Heat dissipation 4…5 W at 50/60 Hz
Operating time 4...19 ms opening 12...26 ms closing
Maximum operating rate 3600 cyc/h 60 °C
Maximum operating rate 3600 cyc/h at 60 °C
Connections - terminals Control circuit: screw clamp terminals 2 1…2.5 mm² - cable stiffness: flexible with cable end Control circuit: screw clamp terminals 1 1…4 mm² - cable stiffness: flexible without cable end Control circuit: screw clamp terminals 2 1…4 mm² - cable stiffness: flexible without cable end Control circuit: screw clamp terminals 1 1…4 mm² - cable stiffness: flexible with cable end Control circuit: screw clamp terminals 1 1…4 mm² - cable stiffness: solid without cable end Control circuit: screw clamp terminals 2 1…4 mm² - cable stiffness: solid without cable end Power circuit: screw connection 1 1…35 mm² - cable stiffness: flexible without cable end Power circuit: screw connection 2 1…25 mm² - cable stiffness: flexible without cable end Power circuit: screw connection 1 1…35 mm² - cable stiffness: flexible with cable end Power circuit: screw connection 2 1…25 mm² - cable stiffness: flexible with cable end Power circuit: screw connection 1 1…35 mm² - cable stiffness: solid without cable end Power circuit: screw connection 2 1…25 mm² - cable stiffness: solid without cable end
Tightening torque Control circuit: 1.7 N.m - on EverLink BTR screw connectors - with screwdriver flat Ø 6 mm Control circuit: 1.7 N.m - on EverLink BTR screw connectors - with screwdriver Philips No 2 Power circuit: 8 N.m - on EverLink BTR screw connectors - cable 25…35 mm² hexagonal screw head 4 mm Power circuit: 5 N.m - on EverLink BTR screw connectors - cable 1…25 mm² hexagonal screw head 4 mm Control circuit: 1.7 N.m - on EverLink BTR screw connectors - with screwdriver pozidriv No 2 Power circuit: 2.5 N.m - on EverLink BTR screw connectors - with screwdriver pozidriv No 2
Auxiliary contact composition 1 NO + 1 NC
Auxiliary contacts type type mechanically linked 1 NO + 1 NC conforming to IEC 60947-5-1 type mirror contact 1 NC conforming to IEC 60947-4-1
Signalling circuit frequency 25...400 Hz
Minimum switching voltage 17 V for signalling circuit
Minimum switching current 5 mA for signalling circuit
Insulation resistance > 10 MOhm for signalling circuit
Non-overlap time 1.5 ms on de-energisation between NC and NO contact 1.5 ms on energisation between NC and NO contact
Mounting support Plate Rail
Environment
Standards EN 60947-4-1 EN 60947-5-1 IEC 60947-4-1 IEC 60947-5-1 CSA C22.2 No 14 UL 60947-4-1 IEC 60335-2-40:Annex JJ UL 60335-2-40:Annex JJ IEC 60335-1:Clause 30.2
Product certifications CCC UL CB Scheme CSA CE UKCA Marine EAC
IP degree of protection IP20 front face conforming to IEC 60529
Protective treatment TH conforming to IEC 60068-2-30
Climatic withstand conforming to IACS E10 exposure to damp heat conforming to IEC 60947-1 Annex Q category D exposure to damp heat
Permissible ambient air temperature around the device -40…60 °C 60…70 °C with derating
Operating altitude 0...3000 m
Fire resistance 850 °C conforming to IEC 60695-2-1
Flame retardance V1 conforming to UL 94
Mechanical robustness Vibrations contactor open (2 Gn, 5...300 Hz) Vibrations contactor closed (4 Gn, 5...300 Hz) Shocks contactor closed (15 Gn for 11 ms) Shocks contactor open (10 Gn for 11 ms)
Height 122 mm
Width 55 mm
Depth 120 mm
Net weight 0.855 kg
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 6.2 cm
Package 1 Width 13.5 cm
Package 1 Length 15.5 cm
Package 1 Weight 924.0 g
Unit Type of Package 2 S02
Number of Units in Package 2 10
Package 2 Height 15.0 cm
Package 2 Width 30.0 cm
Package 2 Length 40.0 cm
Package 2 Weight 9.973 kg
Unit Type of Package 3 P06
Number of Units in Package 3 160
Package 3 Height 77.0 cm
Package 3 Width 80.0 cm
Package 3 Length 60.0 cm
Package 3 Weight 168.068 kg
Contractual warranty
Warranty 18 months

Main documents

Main documents

Datasheet Download Datasheet
Product datasheet LC1D50AE7
Instruction sheet
Download
Catalog Download
CAD Files
Download

Main documents

Datasheet Download Datasheet
Product datasheet LC1D50AE7
Instruction sheet
Download
Catalog Download
CAD Files
Download

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