Electrical Contactor

Product Details:

The L&T SS91851 Power Contactor is a high-performance electrical contactor designed for efficient control and switching of electrical circuits in various industrial and commercial applications. Part of the L&T (Larsen & Toubro) contactor series, the SS91851 is designed for use in both motor control and general electrical switching applications. This contactor is suitable for environments where reliability and durability are paramount.

It is equipped with advanced features such as arc suppression, overload protection, and is built to meet the stringent demands of modern industrial systems. The SS91851 contactor is specifically designed to be mounted on a DIN rail, providing a secure and flexible installation option for control panels and motor control centers.

Key Features of L&T SS91851 Power Contactor:

• Current Rating: Available for current ratings up to 95A, suitable for heavy-duty switching tasks, including motor control and industrial load switching.
• Voltage Range: Supports AC voltage ratings typically from 230V to 690V for industrial and commercial applications.
• Coil Voltage Options: Provides flexibility in control systems with a range of coil voltages such as 24V, 110V, 230V, and 400V AC or DC.
• Poles: Typically available in 3-pole configurations, designed for three-phase motor control and other industrial switching applications.
• Arc Suppression: Designed with high-performance arc suppression technology to extend contact life and improve reliability during switching operations.
• Overload Protection: Includes built-in overload protection for safeguarding electrical equipment and ensuring safe operation.
• DIN Rail Mounting: Specifically designed for DIN rail mounting, allowing for easy installation in standard control panels and motor control centers.
• Auxiliary Contacts: Optional auxiliary contacts (NO and NC) available for system monitoring and control signaling.
• Safety Features: Designed with multiple safety features such as protection against electrical surges and short circuits to ensure the safe operation of electrical systems.
• Environmental Compatibility: Built for reliable performance in a wide range of environmental conditions, offering long service life and minimal maintenance.
• Compliance with Standards: Meets international standards such as IEC 60947-4-1, ensuring high-quality, safe, and reliable operation across different applications.

The L&T SS91851 Power Contactor is ideal for industrial applications that require high current handling, compact design, and easy installation. It is commonly used in motor control centers (MCCs), HVAC systems, and other heavy electrical switching tasks, where safety, reliability, and performance are essential.

Product Details:

The L&T MNX 70 Power Contactor is designed for high-performance and reliable control of electrical circuits in industrial applications. It is ideal for controlling motors, lighting circuits, and other heavy-duty electrical loads. Below are the key specifications:

1. Current Rating:

   • 70A continuous current rating, designed to handle moderate to high-power circuits.

2. Voltage Rating:

   • AC Voltage: Typically 230V AC, 415V AC, and 690V AC, suitable for both industrial and commercial use.
   • DC Voltage: Available options for 24V DC, 110V DC (depending on the specific configuration).

3. Coil Voltage Options:

   • Multiple coil voltage configurations available, including 24V, 110V, 230V, and 400V AC/DC to match different control systems.

4. Number of Poles:

   • Available in 3-pole configuration, designed for 3-phase systems and motor control.

5. Frequency:

   • Designed to operate at 50/60 Hz, suitable for most global electrical systems.

6. Auxiliary Contacts:

   • NO (Normally Open) and NC (Normally Closed) auxiliary contacts available for additional control and signaling.

7. Mounting Type:

   • Designed for DIN rail mounting, which ensures easy installation and secure placement in control panels and motor control centers (MCCs).

8. Enclosure and Protection:

   • Suitable for environments with IP20 ingress protection (for indoor use).
   • Built with robust construction to withstand industrial environments, ensuring reliable performance.

9. Arc Suppression:

   • Advanced arc suppression technology to protect the contactor from damage and extend its operational life during high-current switching.

10. Overload Protection:

    • Can be paired with overload relays for added protection of connected equipment.

11. Ambient Temperature:

    • Designed for operation in temperatures ranging from -5°C to +50°C.

12. Service Life:

    • Rated for up to 1 million operations, making it suitable for applications requiring frequent switching.

13. Standards Compliance:

    • Conforms to IEC 60947-4-1, UL, CSA, and other international safety and performance standards.

14. Energy Efficiency:

    • Low coil power consumption and efficient switching mechanisms that minimize operational costs.

• Ideal for motor control centers (MCCs), industrial automation, HVAC systems, and pumping stations.
• Suitable for controlling high-power motors, lighting circuits, and general industrial electrical switching applications.

The L&T MNX 70 Power Contactor provides reliable, safe, and efficient control in demanding industrial environments, with a focus on durability, ease of installation, and compliance with global standards.

Product Details:

The L&T 6A Power Contactor is a compact, high-performance electrical contactor designed for switching low-power electrical circuits in a variety of industrial, commercial, and residential applications. This contactor is particularly suitable for controlling small motors, lighting circuits, and other electrical devices that require efficient switching and reliable operation.

The 6A L&T Power Contactor offers excellent performance with features that ensure long-lasting reliability and safety, including arc suppression, overload protection, and robust construction. It is designed for ease of installation on DIN rails, making it ideal for use in control panels and motor control centers. The contactor is available in multiple voltage configurations, offering flexibility for different control system requirements.

Key Features of 6A L&T Power Contactor:

• Current Rating: 6A, making it ideal for low-power circuits and applications that do not require large current handling.
• Voltage Range: Typically supports AC voltage ratings such as 230V and 415V AC, suitable for various residential and commercial setups.
• Coil Voltage: Offers flexibility with coil voltage options such as 24V, 110V, 230V, and 400V AC/DC, allowing compatibility with various control systems.
• Poles: Typically available in 1-pole and 3-pole configurations to meet specific application needs.
• Arc Suppression: Designed with advanced arc suppression technology to extend the life of the contactor and improve reliability during switching.
• Overload Protection: Can be paired with overload protection devices to safeguard connected equipment from electrical faults and overcurrent situations.
• Mounting: DIN rail mountable, allowing for easy and secure installation in control panels or enclosures.
• Auxiliary Contacts: Optional NO (Normally Open) and NC (Normally Closed) auxiliary contacts available for additional control and signaling functions.
• Ambient Temperature Range: Suitable for operation within temperatures ranging from -5°C to +50°C.
• Compliance: Meets international standards such as IEC 60947-4-1, ensuring safe and reliable operation.
• Compact Design: Designed for tight spaces, making it ideal for use in smaller control panels or installations with limited space.

• Motor Control: Ideal for small motors, such as those used in fans, pumps, and HVAC systems.
• Lighting Control: Can be used for switching lighting circuits in commercial, residential, or industrial setups.
• Switching Loads: Suitable for switching small electrical loads in residential and commercial electrical systems.

The 6A L&T Power Contactor is a cost-effective, compact solution for low-power applications that require safe, reliable, and efficient electrical switching. Its design and features make it a versatile choice for a wide range of industrial and commercial needs.