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Specification & Description
| Specification | Description |
|---|---|
| Part Number | LC1D123BL |
| Manufacturer | Schneider Electric |
| Product Range | TeSys Deca |
| Type | IEC Contactor |
| Utilisation Category | AC-3, AC-1, AC-4, AC-3e |
| Poles Description | 3 Pole, 3 NO (Normally Open) |
| Operational Voltage (Ue) | Power circuit <= 690 V AC 25...400 Hz, Power circuit <= 300 V DC |
| Operational Current (Ie) | 16 A at 140°F (60°C) AC-1 power circuit, 12 A at 140°F (60°C) AC-3 power circuit |
| Control Circuit Voltage (Uc) | 24 V DC |
| Motor Power kW | Up to 7.5 kW at various voltages in AC-3, Up to 3.7 kW at 400 V AC 50/60 Hz in AC-4 |
| Horse Power Rating | Up to 7.5 HP at 460/480 V at AC 50/60 Hz for 3 phase |
| Contact Composition | 3 NO |
| Coil Technology | Built-in bidirectional peak limiting diode suppressor |
| Operating Time | 65.45...88.55 ms closing, 20...30 ms opening |
| Mounting Support | Rail, Plate |
| Standards | IEC 60947-4-1, IEC 60947-5-1, UL 508, CSA C22.2 No 14 |
| Product Certifications | LROS, GL, UL, BV, CCC, CSA, RINA, GOST, DNV, UKCA |
| IP Degree of Protection | IP20 front face conforming to IEC 60529 |
| Ambient Operating Temperature | -40…140°F (-40…60°C), 140…158°F (60…70°C) with derating |
| Operating Altitude | 0...9842.52 ft (0...3000 m) |
| Fire Resistance | 1562°F (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; contactor closed 4 Gn, 5...300 Hz |
| Dimensions (H x W x D) | 3.90 in (99 mm) x 1.77 in (45 mm) x 3.74 in (95 mm) |
| Net Weight | 1.07 lb(US) (0.485 kg) |
| Associated Fuse Rating | 10 A gG signalling circuit, 40 A gG <= 690 V type 1 power circuit, 25 A gG <= 690 V type 2 |
| Rated Insulation Voltage (Ui) | Power circuit 690 V, Signalling circuit 690 V |
| Rated Impulse Withstand Voltage (Uimp) | 6 kV IEC 60947 |
| Pollution Degree | 3 |
| Electrical Durability | 2 Mcycles for 12 A AC-3 <= 440 V |
| Power Dissipation Per Pole | 0.36 W for AC-3, 1.56 W for AC-1 |
The Schneider LC1D123BL is a robust and efficient IEC contactor from the TeSys Deca range, designed to handle a variety of motor control and resistive load applications. This nonreversing contactor is rated for 12A and is capable of managing motors up to 7.5HP at 480VAC in a three-phase setup. It features three poles with three normally open (NO) contacts, ensuring reliable connection and disconnection of circuits.
Engineered for low energy consumption, the LC1D123BL operates with a 24VDC coil, minimising electrical usage while maintaining performance. The contactor is built to accommodate a wide range of operational voltages, supporting power circuits up to 690V AC at frequencies between 25 and 400Hz, and up to 300V DC, making it a versatile choice for various industrial settings.
The compact design includes a height of 3.90 inches, a width of 1.77 inches, and a depth of 3.74 inches, allowing for efficient use of space within electrical enclosures. The unit's spring clamp terminals facilitate quick and secure wire connections for both power and control circuits, accommodating wire sizes from #14 to #18 AWG.
Constructed to withstand challenging environmental conditions, the LC1D123BL operates reliably within a temperature range of -40 to 140°F (-40 to 60°C), and up to 158°F (70°C) with derating. It also boasts an IP20 degree of protection for the front face, flame retardance conforming to UL 94 V1, and a mechanical robustness that ensures a long operational lifespan, with a mechanical durability of 30 million cycles.
This contactor is compliant with international standards, including IEC, CSA, and UL, and holds certifications from various maritime and industry bodies, ensuring its suitability for global use in a wide array of applications. Whether it's for motor control or managing resistive loads, the LC1D123BL is engineered to deliver reliable performance and durability.
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Frequently Asked Questions
What is the utilisation category for this contactor?
The contactor is suitable for utilisation categories AC-3, AC-1, AC-4, and AC-3e, making it versatile for motor control and resistive load applications.
Can this contactor be used with different power circuits?
Yes, it is rated for power circuits up to 690 V AC at 25...400 Hz and up to 300 V DC, accommodating a range of power systems.
What are the dimensions of this contactor?
The dimensions are 3.90 inches in height, 1.77 inches in width, and 3.74 inches in depth, which is approximately 99 mm x 45 mm x 95 mm.
Is this contactor suitable for different environmental conditions?
It is designed to withstand a wide range of environmental conditions, including temperatures from -40 to 140°F (-40 to 60°C) and altitudes up to 3000 meters.
What type of coil does the contactor use?
The contactor features a low consumption 24 V DC control circuit with a built-in bidirectional peak limiting diode suppressor.
What is the rated operational current of this contactor?
The rated operational current is 16 A for AC-1 power circuits and 12 A for AC-3 power circuits at 140°F (60°C).
How is the contactor mounted?
It can be mounted on a rail or plate, providing flexibility for installation in various settings.
What is the IP degree of protection for this contactor?
The contactor has an IP20 degree of protection for the front face, ensuring safety and reliability in its operation.
What certifications does the contactor hold?
It holds several product certifications, including CSA, EN, IEC, UL, and others, confirming its compliance with international standards.
What is the mechanical and electrical durability of the contactor?
The contactor boasts a mechanical durability of 30 million cycles and an electrical durability of 2 million cycles for AC-3 operations at 440 V.
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