Magnetic Latching Relay Shielding Housing
What is Magnetic Latching Relay Shielding Housing?
This Magnetic Latching Relay Shielding Housing is a functional metal structural component designed specifically for use with magnetic latching relays. Its core function is "magnetic shielding". By utilizing a high-permeability metal material to create a low-reluctance path, it shunts external interfering magnetic fields. It directs them to dissipate within the shield body, thereby attenuating the magnetic field strength reaching the relay's internal magnetic circuit system.
Key Features:
Base Material: Fabricated from SPCC cold-rolled carbon steel, offering excellent magnetic permeability and formability. Carbon steel provides superior saturation magnetization in static magnetic field environments; combined with its cost-effectiveness and ease of processing, it is a proven material choice for magnetic shielding covers in the power industry.
Structural Design: Depending on the relay's position within the electricity meter, the shield can be designed in U-shaped, semi-enclosed, or fully enclosed configurations, precisely matching the installation space and shielding requirements of various relay models.
Powder Coated Metal Housing Manufacturing and Process Advantages: Precision Manufacturing with End-to-End Control
High-Precision Stamping
Utilizing high-speed precision presses and customized progressive dies, we ensure that dimensional tolerances for every batch remain within ±0.05mm, perfectly matching the mounting specifications of mainstream magnetic latching relays (such as those from Hongfa, Omron, and Panasonic).
Automated Pre-treatment Line
Before powder coating, parts undergo a nine-step process-including degreasing, pickling, and phosphating-to ensure the coating achieves the highest level of adhesion (Grade 0 in cross-cut testing), thereby eliminating the risk of peeling during long-term use.
Integrated Solutions
We facilitate the rapid transition from blueprints to prototypes. Whether for standard products or non-standard custom orders, we provide DFM (Design for Manufacturability) recommendations to help clients optimize both cost and performance.
Innovative Design Advantages- Going Beyond Mere Enclosure
Fully Enclosed Shielding Structure
Utilizing deep-drawing or precision bending processes, the design provides five- or six-sided shielding around the relay body, minimizing gaps for electromagnetic leakage.
Balancing Heat Dissipation and Shielding
Ingeniously designed ventilation slots or heat dissipation holes effectively dissipate operating heat while maintaining shielding performance, preventing contact degradation caused by excessive temperature rise.
User-Friendly Assembly Design
Edges undergo precision deburring, and standardized snap-fits or welding alignment points are incorporated. Whether for manual assembly or automated production lines, the design ensures precise, instant positioning, significantly reducing assembly time and defect rates for customers.
Frequently Asked Questions
Q1: What material is used for Steel Relay Housing?
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A: The shielding housing is mainly manufactured from cold-rolled steel sheet, combined with powder coating surface treatment to provide mechanical strength, electromagnetic shielding performance, and corrosion resistance.
Q2: What is the main function of a relay shielding cover in smart meters?
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A: The relay shielding housing helps reduce external electromagnetic interference, protects the magnetic latching relay structure,ture and improves the stability of smart meter operation.
Q3: Can Apollo customize the shielding housing according to customer drawings?
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A: Yes. Apollo supports OEM and ODM customization based on customer drawings, samples,mples or technical specifications, including structure design, material selection, and surface treatment.
Q4: What manufacturing processes are used for this relay metal cover?
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A: The main processes include precision stamping, forming, deburring, surface cleaning, powder coating, and final inspection.
Q5: Which industries use Cold Rolled Steel Shield Cover?
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A: The product is widely used in smart meters, power measurement equipment, smart grid devices,ces and industrial electrical control systems.
contact us
If you are seeking a stable and reliable supply solution for Powder Coated Metal Housing, Apollo offers professional engineering design support and custom manufacturing services tailored to your relay models, structural requirements, and application environments, helping you enhance product reliability and optimize supply chain efficiency.
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