Description

Schneider LC1D12E7 Contactor | TeSys D contactor – 3P(3 NO) – AC-3 – <= 440 V 12 A – 48 V AC coil

Schneider LC1D12E7 Contactor: Enhancing Electrical Systems

1. Overview

The Schneider LC1D12E7 is a 3-pole (3NO) contactor from the TeSys D series, designed for AC-3 motor control applications. It supports up to 12A at ≤ 440V, making it ideal for small to medium-sized motor control and industrial automation systems. With a 48V AC coil (50/60Hz), it ensures efficient and reliable performance in various electrical control applications.

2. Key Features

  • Brand: Schneider Electric

  • Series: TeSys D

  • Model: LC1D12E7

  • Type: Contactor

  • Number of Poles: 3 (3NO)

  • Utilization Category: AC-3 (Motor Control)

  • Voltage Rating: ≤ 440V

  • Current Rating: 12A

  • Coil Voltage: 48V AC (50/60Hz)

  • Electrical Durability: High switching endurance for industrial applications

  • Connection Type: Screw clamp terminals for secure and easy wiring

  • Mounting: DIN rail or panel mount for flexible installation

3. Benefits

  • Reliable Motor Control: Ideal for small to medium-sized 3-phase motors.

  • Efficient Performance: Optimized for AC-3 applications, ensuring smooth motor switching.

  • 48V AC Coil: Suitable for specific control system voltage requirements.

  • Durable and Compact Design: Designed for long-term industrial use.

  • Easy Installation & Maintenance: Screw clamp terminals enable quick and secure wiring.

4. Applications

  • Motor Control: Suitable for controlling small to medium-sized 3-phase motors.

  • Industrial Automation: Used in various electrical and automation systems.

  • Conveyor Systems: Ensures smooth operation of small conveyor belts.

  • HVAC Systems: Controls air handling units, small compressors, and ventilation systems.

  • Pumps & Fans: Used in water treatment plants, industrial cooling systems, and ventilation.

5. Conclusion

The Schneider LC1D12E7 TeSys D Contactor is a compact, reliable, and efficient solution for motor control and industrial switching applications. With its 3-pole (3NO) configuration, 12A rating, and 48V AC coil, it ensures stable and consistent operation in various industrial and commercial settings.

Additional information

brands

Schneider Electric

Specifications

Main
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 25 A (at <60 °C) at <= 440 V AC AC-1 for power circuit 12 A (at <60 °C) at <= 440 V AC AC-3 for power circuit 12 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 3 kW at 220...230 V AC 50/60 Hz (AC-3) 5.5 kW at 380...400 V AC 50/60 Hz (AC-3) 5.5 kW at 415...440 V AC 50/60 Hz (AC-3) 7.5 kW at 500 V AC 50/60 Hz (AC-3) 7.5 kW at 660...690 V AC 50/60 Hz (AC-3) 3.7 kW at 400 V AC 50/60 Hz (AC-4) 3 kW at 220...230 V AC 50/60 Hz (AC-3e) 5.5 kW at 380...400 V AC 50/60 Hz (AC-3e) 5.5 kW at 415...440 V AC 50/60 Hz (AC-3e) 7.5 kW at 500 V AC 50/60 Hz (AC-3e) 7.5 kW at 660...690 V AC 50/60 Hz (AC-3e)
Motor power hp 0.5 hp at 115 V AC 50/60 Hz for 1 phase motors 2 hp at 230/240 V AC 50/60 Hz for 1 phase motors 3 hp at 200/208 V AC 50/60 Hz for 3 phases motors 3 hp at 230/240 V AC 50/60 Hz for 3 phases motors 7.5 hp at 460/480 V AC 50/60 Hz for 3 phases motors 10 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 25 A (at 60 °C) for power circuit 10 A (at 60 °C) for signalling circuit
Irms rated making capacity 250 A at 440 V for power circuit conforming to IEC 60947 140 A AC for signalling circuit conforming to IEC 60947-5-1 250 A DC for signalling circuit conforming to IEC 60947-5-1
Rated breaking capacity 250 A at 440 V for power circuit conforming to IEC 60947
[Icw] rated short-time withstand current 105 A 40 °C - 10 s for power circuit 210 A 40 °C - 1 s for power circuit 30 A 40 °C - 10 min for power circuit 61 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 40 A gG at <= 690 V coordination type 1 for power circuit 25 A gG at <= 690 V coordination type 2 for power circuit
Average impedance 2.5 mOhm - Ith 25 A 50 Hz for power circuit
Power dissipation per pole 0.36 W AC-3 1.56 W AC-1 0.36 W AC-3e
[Ui] rated insulation voltage Power circuit: 690 V conforming to IEC 60947-4-1 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
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 15 Mcycles
Electrical durability 2 Mcycles 12 A AC-3 at Ue <= 440 V 0.8 Mcycles 25 A AC-1 at Ue <= 440 V 2 Mcycles 12 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 70 VA 60 Hz cos phi 0.75 (at 20 °C) 70 VA 50 Hz cos phi 0.75 (at 20 °C)
Hold-in power consumption in VA 7.5 VA 60 Hz cos phi 0.3 (at 20 °C) 7 VA 50 Hz cos phi 0.3 (at 20 °C)
Heat dissipation 2…3 W at 50/60 Hz
Operating time 12...22 ms closing 4...19 ms opening
Maximum operating rate 3600 cyc/h 60 °C
Maximum operating rate 3600 cyc/h at 60 °C
Connections - terminals Power circuit: screw clamp terminals 1 1…4 mm² - cable stiffness: flexible without cable end Power circuit: screw clamp terminals 2 1…4 mm² - cable stiffness: flexible without cable end Power circuit: screw clamp terminals 1 1…4 mm² - cable stiffness: flexible with cable end Power circuit: screw clamp terminals 2 1…2.5 mm² - cable stiffness: flexible with cable end Power circuit: screw clamp terminals 1 1…4 mm² - cable stiffness: solid without cable end Power circuit: screw clamp terminals 2 1…4 mm² - cable stiffness: solid without 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 2 1…2.5 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
Tightening torque Power circuit: 1.7 N.m - on screw clamp terminals - with screwdriver flat Ø 6 mm Power circuit: 1.7 N.m - on screw clamp terminals - with screwdriver Philips No 2 Control circuit: 1.7 N.m - on screw clamp terminals - with screwdriver flat Ø 6 mm Control circuit: 1.7 N.m - on screw clamp terminals - with screwdriver Philips No 2 Control circuit: 1.7 N.m - on screw clamp terminals - with screwdriver pozidriv No 2 Power circuit: 1.7 N.m - on screw clamp terminals - 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 Rail Plate
Environment
Standards CSA C22.2 No 14 EN 60947-4-1 EN 60947-5-1 IEC 60947-4-1 IEC 60947-5-1 UL 60947-4-1 IEC 60335-1:Clause 30.2 IEC 60335-2-40:Annex JJ UL 60335-2-40:Annex JJ CSA C22.2 No 60947-4-1
Product certifications UL CCC CSA Marine UKCA EAC CB Scheme
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 open (10 Gn for 11 ms) Shocks contactor closed (15 Gn for 11 ms)
Height 77 mm
Width 45 mm
Depth 86 mm
Net weight 0.325 kg
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 5.000 cm
Package 1 Width 9.200 cm
Package 1 Length 11.200 cm
Package 1 Weight 358.000 g
Unit Type of Package 2 S02
Number of Units in Package 2 20
Package 2 Height 15.000 cm
Package 2 Width 30.000 cm
Package 2 Length 40.000 cm
Package 2 Weight 7.500 kg
Unit Type of Package 3 P06
Number of Units in Package 3 320
Package 3 Height 75.000 cm
Package 3 Width 60.000 cm
Package 3 Length 80.000 cm
Package 3 Weight 128.000 kg
Contractual warranty
Warranty 18 months

Main Document

Main Document

Data Sheet : LC1D12E7 

Main Document

Data Sheet : LC1D12E7 

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