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NEMA Controller Series | Allen Bradley 1402-LS51 | Line Synchronization ModuleNEMA Controller Series | Allen Bradley 1402-LS51 | Line Synchronization ModuleNEMA Controller Series | Allen Bradley 1402-LS51 | Line Synchronization Module
NEMA Controller Series | Allen Bradley 1402-LS51 | Line Synchronization Module
NEMA Controller Series | Allen Bradley 1402-LS51 | Line Synchronization Module
NEMA Controller Series | Allen Bradley 1402-LS51 | Line Synchronization Module

NEMA Controller Series | Allen Bradley 1402-LS51 | Line Synchronization Module


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PRODUCT SKU : 1402-LS51

PRODUCT TYPE : Line Synchronization Module

PRODUCT VENDOR : Allen-Bradley


  • 100% Genuine Parts – Risk-Free 30-Day Returns
  • 1-Year Warranty & Expert Support for Every Order

Product Details

Product Description

The Allen Bradley 1402-LS51 is a solid-state line synchronization module designed for use in three-phase systems. Built for precision and reliability, it integrates seamlessly into the standard 1771 I/O chassis and occupies two slots. With advanced synchronization capabilities, dielectric withstand voltage, and SIL-rated performance, this module is engineered for power monitoring, protection, and management applications.

Technical Specifications

  • Manufacturer: Allen Bradley

  • Product Line: NEMA Controller Operator Kit

  • Part Number: 1402-LS51

  • Series: Power Monitoring, Protection, and Management Products

  • Product Type: Line Synchronization Module

  • Weight: 7.44 lbs (3.37 kg)

  • Compatible Systems: 3-phase electrical systems

  • Mounting Chassis: Standard 1771 I/O chassis

  • Slots Required: 2

  • Equipment Type: Solid-state

  • Current Capacity: 0–5 A RMS continuous, 200 A RMS for 1 second

  • Frequency Range: 40–100 Hz steady-state

  • Dielectric Withstand Voltage: 2500 V RMS

  • Operating Temperature: 0–60 °C

  • Current Input Burden: 0.05 VA

  • Voltage Step Accuracy: 0.05% increments

  • Voltage Input Impedance/Burden: 728K / 0.02 V

  • Phase Resolution: 1° step

  • Backplane Current Draw: 1.1 A at 5 VDC (2.2 A inrush for 5 ms)

  • Open/Closed Equipment: Open type

Application Scenarios

  • Synchronization of three-phase electrical systems in industrial environments

  • Power monitoring and protection in high-reliability installations

  • Integration into Allen Bradley 1771 chassis for modular system expansion

FAQ

Q: How many slots does the 1402-LS51 require in the chassis?  A: It occupies two slots in the 1771 I/O chassis.

Q: What type of systems is this module compatible with?  A: It is designed for three-phase systems requiring synchronization and monitoring.

Q: What is the dielectric withstand voltage rating?  A: The module withstands up to 2500 V RMS.

Comparison with Similar Models

  • 1402-LS51: Line synchronization, solid-state, 3-phase systems

  • 1402-LS41: Standard synchronization module, lower current capacity

  • 1402-LS71: Advanced synchronization with extended monitoring features

Additional Information

  • 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
  • 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
  • 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
  • Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
  • Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
  • Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.




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