AC Relay Core Assembly
AC Relay Core Assembly

AC Relay Core Assembly

This AC Relay Core Assembly is a soft magnetic core assembly specifically developed for industrial AC control relays. It utilizes a pure iron substrate combined with a precision slotted structure and riveted copper terminals. It is widely used as the core magnetic circuit component of AC electromagnetic relays in new energy power conversion systems, power distribution, and industrial automation control circuits. The product optimizes magnetic circuit efficiency and ensures long-term mechanical and electrical reliability through precision machining, stable soft magnetic characteristics, and an integrated riveted structure. It strictly adheres to ISO, RoHS, and REACH quality and environmental standards, providing standardized support for R&D engineers and engineering procurement in the new energy and power electronics industries.
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Products Description

AC Relay Core Assembly
 

This AC Relay Core Assembly is a purpose-built magnetic circuit component for industrial control relays used in new energy and power electronics systems. Its design comprises an axially oriented pure iron substrate with an integrally riveted copper terminal. As the central functional element of the AC electromagnetic relay, it critically governs engagement stability, mechanical vibration suppression, and service life under both power-frequency and harmonic-distorted conditions. The assembly complies with the demanding specifications of industrial-grade AC relays, offers form-fit-function interchangeability with equivalent imported magnetic cores, and supports sustained high-duty-cycle operation under severe grid fluctuations and heavy electrical loading.

 

Product Structure Disassembly
 

Main Magnetic Core Matrix

DT4C pure iron cylindrical matrix, CNC-grooved, serves as the main body of the soft magnetic circuit, conducting alternating electromagnetic flux.

Riveted Copper Terminal Assembly

Stamped copper conductive terminals are fixed to one end of the AC Rod using a precision riveting process, forming a conductive connection node.

Precision Grooving Structure

Grooves are evenly distributed along the axial direction for magnetic circuit adjustment and assembly positioning. This is a key structural feature that distinguishes the AC Relay Magnetic Core from DC cores.

Overall Assembly

The magnetic circuit body and conductive terminal structure are integrated into a single unit, forming the AC Relay Core and Copper Ring assembly, which is directly used for the AC relay body assembly.

AC Relay Core Assembly Details Show

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Manufacturing Advantages

 

 

Full-Process Closed-Loop Capability

From material heat treatment and cold heading to riveting assembly, all processes are completed in our own factory. This means that the quality traceability of Core AC can be directly traced back to the raw material batch and individual processing equipment, rather than relying on the quality inspection reports of external suppliers.

 

Specialized production ensures consistency

For the riveting process of the Soft Magnetic AC Relay Core, specialized riveting equipment and positioning fixtures are used to ensure consistency in the copper short-circuit ring pressing depth and riveting force, thereby eliminating random deviations caused by manual operation.

 

Capacity and delivery

Relying on a mature multi-station cold heading and CNC lathe group, it can simultaneously meet the needs of small-batch Pure Iron Core for AC Relay trial production and large-volume continuous supply. Standard product delivery time is 7-15 days, and urgent orders can be coordinated for rapid production changeover response.

 

AC Relay Core Assembly Cold Heading Production Dust-free Workshop

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Packaging and transportation

 

Inner packaging AC Core Riveted with Copper Terminal is individually packaged on anti-static blister trays. The quantity on each tray is set according to the component size. The trays are sealed with PE anti-static film to prevent bumps and oxidation during transportation.
Outer packaging Blister trays are placed in triple-layer corrugated cardboard boxes, and the boxes are filled with cushioning bubble wrap. The outer packaging of the box bears a Grooved Core for AC Relay product label, indicating the part number, batch number, quantity, and RoHS/REACH compliance markings.
Shipping methods Export orders for AC Rods can be shipped by sea, air, or express (DHL/FedEx/UPS). Export customs clearance and certificates of origin can be processed according to customer requirements.

 

AC Relay Core Assembly Packaging Process

 

 

 

 

 

 

 

 

 

 

 

 

 

 

contact us

For detailed engineering drawings and performance test reports of the corresponding model, please contact our engineering team directly for technical confirmation and to apply for AC Relay Core Assembly samples.

Mr. Terry from Xiamen Apollo

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