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Specification & Description
| Specification | Description |
|---|---|
| Part Number | LC1D115B7 |
| Manufacturer | Schneider Electric |
| Product Range | TeSys D |
| Device Short Name | LC1D |
| Contactor Application | Motor control, Resistive load |
| Utilisation Category | AC-1, AC-3, AC-4 |
| Poles Description | 3P (3 NO) |
| System Voltage | <= 1000 V AC 25...400 Hz power circuit, <= 300 V DC power circuit |
| Rated Operational Current (Ie) | 200 A at <= 440 V AC AC-1, 115 A at <= 440 V AC AC-3 |
| Motor Power kW | 55 kW at 380...400 V AC 50/60 Hz AC-3 |
| Control Circuit Type | AC 50/60 Hz |
| Control Circuit Voltage (Uc) | 24 V AC 50/60 Hz |
| Auxiliary Contact Composition | 1 NO + 1 NC |
| Rated Impulse Withstand Voltage | Conforming to IEC 60947 |
| Overvoltage Category | III |
| Conventional Free Air Thermal Current (Ith) | 200 A power circuit |
| Rated Breaking Capacity | 1100 A at 440 V power circuit conforming to IEC 60947 |
| Rated Short-time Withstand Current (Icw) | 1100 A <= 104 °F (40 °C) 1 s power circuit |
| Associated Fuse Rating | 200 A gG at <= 690 V coordination type 2 power circuit |
| Average Impedance | 0.6 mOhm at 50 Hz - Ith 200 A power circuit |
| Mechanical Durability | 8 Mcycles |
| Operating Rate | 2400 cyc/h at <= 140 °F (60 °C) |
| Coil Technology | Built-in bidirectional peak limiting diode suppressor |
| Control Circuit Voltage Limits | 0.3...0.5 Uc drop-out at 131 °F (55 °C), AC 50/60 Hz |
| Inrush Power in VA | 280...350 VA at 68 °F (20 °C) (cos ϕ 0.8) 50/60 Hz |
| Hold-in Power Consumption in VA | 2...18 VA at 68 °F (20 °C) (cos ϕ 0.3) 50/60 Hz |
| Heat Dissipation | 3...8 W at 50/60 Hz |
| Auxiliary Contacts Type | Type mechanically linked (1 NO + 1 NC) conforming to IEC 60947-5-1 |
| Signalling Circuit Frequency | 25...400 Hz |
| Minimum Switching Current | 5 mA signalling circuit |
| Minimum Switching Voltage | 17 V signalling circuit |
| Insulation Resistance | > 10 MOhm signalling circuit |
| IP Degree of Protection | IP20 front face conforming to IEC 60529 |
| Protective Treatment | TH conforming to IEC 60068-2-30 |
| Pollution Degree | 3 |
| Ambient Air Temperature for Operation | -40…140 °F (-40…60 °C) |
| Ambient Air Temperature for Storage | -76…176 °F (-60…80 °C) |
| Operating Altitude | 0...9842.52 ft (0...3000 m) without derating in temperature |
| 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; Vibrations contactor closed 4 Gn, 5...300 Hz |
| Height | 6.22 in (158 mm) |
| Width | 4.72 in (120 mm) |
| Depth | 5.35 in (136 mm) |
| Product Weight | 5.51 lb(US) (2.5 kg) |
The Schneider LC1D115B7 is a high-performance TeSys D 3 pole contactor renowned for its reliability in motor control and resistive load applications. This robust contactor is designed to manage motor power efficiently, with an operational capacity of 115 A at up to 440 V AC in AC-3 utilisation category, making it suitable for a wide range of industrial settings.
Crafted for versatility, the LC1D115B7 features a 24 V AC 50/60 Hz coil and a 3 NO (Normally Open) pole contact composition, ensuring compatibility with various control systems. The contactor is engineered to handle motor power up to 55 kW at 380...400 V AC 50/60 Hz in AC-3, and up to 18.5 kW at 400 V AC 50/60 Hz in AC-4, highlighting its suitability for heavy-duty operations.
The device boasts a compact design with dimensions of 158 mm in height, 120 mm in width, and 136 mm in depth, allowing for efficient use of space within electrical enclosures. Its built-in bidirectional peak limiting diode suppressor technology ensures smooth operation by protecting the coil from voltage spikes.
Schneider's LC1D115B7 is compliant with international standards, including IEC, EN, CSA, and UL, affirming its quality and safety for global industrial use. The contactor's Green Premium status reflects Schneider Electric's commitment to sustainability, ensuring that the product meets environmental standards throughout its lifecycle.
With a mechanical durability of 8 million cycles and an operating rate of 2400 cyc/h at <= 140 °F (60 °C), the LC1D115B7 is a reliable choice for applications demanding high switching frequencies. Its auxiliary contacts are mechanically linked and mirror contact types, providing additional safety and functionality in control circuits.
The LC1D115B7 is a testament to Schneider Electric's dedication to innovation, efficiency, and sustainability in industrial automation and control solutions. Its robust construction, combined with advanced features, makes it an essential component for modern industrial applications where precision and durability are paramount.
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Frequently Asked Questions
What is the utilisation category of this contactor?
The contactor is suitable for a variety of utilisation categories including AC-1, AC-3, and AC-4, making it versatile for motor control and resistive load applications.
Can this contactor be used for controlling motors?
Yes, this contactor is specifically designed for motor control applications and is capable of handling significant motor power ratings across various voltages.
What is the rated operational current of this contactor?
The rated operational current for the LC1D115B7 contactor is 200 A for AC-1 applications and 115 A for AC-3 applications at less than or equal to 440 V AC.
What are the dimensions of the contactor?
The contactor has a height of 158 mm, a width of 120 mm, and a depth of 136 mm, making it compact for its capabilities.
What is the coil voltage for this contactor?
The coil voltage for this contactor is 24 V AC at 50/60 Hz.
What type of auxiliary contacts does this contactor have?
The contactor comes with 1 Normally Open (NO) and 1 Normally Closed (NC) auxiliary contact, providing additional switching capabilities.
What is the IP degree of protection for this contactor?
The contactor has an IP20 degree of protection for the front face, ensuring a level of protection against solid objects.
What certifications does this contactor hold?
The contactor is certified by multiple international standards, including CSA, EN, IEC, and UL, ensuring its compliance with global industry regulations.
What is the mechanical durability of this contactor?
The contactor boasts a mechanical durability of 8 million cycles, highlighting its robustness and longevity in operation.
Is the contactor environmentally friendly?
Yes, the contactor is part of the Green Premium product range, which indicates compliance with the latest environmental regulations and standards.
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