1- Products Name: Copper Stranded Wire Resistance Welding for Latching Relay
2- Base Material Standard:
GB: T2Y2 Copper Braided Wire or Copper Stranded Wire
(2.1) The joints at both ends are crimped with high-quality copper pipes or copper lug terminals;
(2.2) Single layer 1.5mm2—150mm2 (multi-layer braided wire can be customized
DIN: E-Cu58 (Number: 2.0065)
EN: Cu-ETP ( Number: CW004A)
ISO: Cu-ETP
UNS: C11000
JIS: C1100
BS: C101
Purity ≥99.99% Copper, Conductivity %IACS≥97, Hardness 80~110HV, Tensile Strength 245-345MPa, other material also can be customized.
3-Surface Treatments:
(3.1) Silver plating
(3.2) Tin plating
(3.3) Nickel plating or Resistance diffusion welding nickel sheet
(3.4) Ultrasonic cleaning
Normally plated thickness is 3μm to 12μm, but all upon customers' request.
4- Insulation Options:
(4.1) PET insulation paper (brands USA GTS, GERMANY KREMPEL, etc with white or milky white colors)
(4.2) PVC dipping (orange and green are the most popular colors)
(4.3) Epoxy powder coating (orange, green and grey are the most popular colors)
(4.4) PE heat shrink tube (orange, green, black, red are yellow are the most popular colors)
(4.5) PA66 plastic housing (white, grey etc are the most popular colors)
Flame Retardant / Fire Resistance: UL94-V-0 or upon you request;
Operating Temperature: -45ºC to +150 ºC
5- Copper Busbar Resistance: ≤0.00001Ω
6- Copper Busbar load voltage 3500VDC to 5000VDC and current 100A to 2000A
7- Copper Busbar Assembly Fixtures: USA PEM stainless nuts, studs, standoffs, screws, etc
8- Free Samples:1-10pcs is allowed
9- Lead Time:Orders 7-10days,Samples 10-20days(including the tooling/die production of Copper Stamped Part);
10- Packing: pearl cotton/blister box inside and carton/pallet outside
11- Certifications: ISO9001, IATF16949, RoHS, REACH, etc.
12- Production Capacity: 50,000,000 pcs/month
13- Applications: film capacitors for new energy electric vehicles and hybrid vehicles, new energy vehicle battery packs, new energy photovoltaic energy storage, power appliances, distribution cabinets, rail transit, cloud server uninterruptible power supplies and other power systems.
Resistance welding is a common method used for joining metal components, including copper stranded wires, in various electrical applications. When it comes to latching relays, which are electromechanical switches used to maintain a circuit's state after being momentarily energized, copper stranded wire resistance welding may be employed in their construction or assembly process. Here's how it could be relevant:
1. Wire Termination:
Copper stranded wires are often used within the coils or windings of latching relays. These wires need to be securely connected to the relay terminals or other components within the relay assembly.
Resistance welding can be used to create strong, reliable connections between the copper wires and the relay terminals. This ensures good electrical conductivity and mechanical stability.
2. Efficiency and Consistency:
Resistance welding offers high efficiency and consistency in joining copper wires. It produces welds quickly and can be automated for mass production, making it suitable for manufacturing processes where latching relays are produced in large quantities.
The process provides uniform welds, which are crucial for maintaining consistent electrical performance across all relay units.
3. Minimal Heat Affected Zone:
Resistance welding typically generates localized heat at the weld interface, minimizing the heat affected zone (HAZ) in the surrounding material. This is important for copper wires, as excessive heat could degrade their electrical properties.
By controlling the welding parameters, manufacturers can ensure that the heat input is optimized to create strong welds without causing damage to the adjacent wire strands or insulation.
4. Reliability and Durability:
Welded connections formed through resistance welding tend to be highly reliable and durable. They exhibit good mechanical strength and electrical conductivity, which are essential for the proper functioning of latching relays under various operating conditions.
The robustness of resistance welding contributes to the overall reliability and longevity of latching relays in the field.
In summary, copper stranded wire resistance welding plays a significant role in the assembly of latching relays by providing secure and efficient connections between the wires and other components. It ensures the reliability, consistency, and performance of these electromechanical devices in electrical circuits and systems.
Contact Information:
Ms.Tina Tian (Sales Manager&Technology Engineer)
Xiamen Apollo Stamping Welding Technology Co., Ltd
Apollo Electronic Components (Xiamen) Co.,Ltd
Add: No.2, Chengyi North Road, Jimei Software Park, Jimei District, Xiamen City, Fujian Province, China, 361022
Mob/WhatsApp/WeChat: 0086-15985814329
Email: tina@stamping-welding.com
Web: www.stamping-welding.com , www.china-electronic-components.com
Since 2010, professional in Metal Stamping & Welding Solutions for New Energy EV & PV Fuse, Battery, Capactior, Relay, Switch, ect!