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PA66 Flame-Retardant Miniature Circuit Breaker SC65-63 with IEC60898 Standard Compliance PA66 Flame-Retardant Miniature Circuit Breaker SC65-63 with IEC60898 Standard Compliance
PA66 Flame-Retardant Miniature Circuit Breaker SC65-63 with IEC60898 Standard Compliance PA66 Flame-Retardant Miniature Circuit Breaker SC65-63 with IEC60898 Standard Compliance
PA66 Flame-Retardant Miniature Circuit Breaker SC65-63 with IEC60898 Standard Compliance PA66 Flame-Retardant Miniature Circuit Breaker SC65-63 with IEC60898 Standard Compliance
PA66 Flame-Retardant Miniature Circuit Breaker SC65-63 with IEC60898 Standard Compliance PA66 Flame-Retardant Miniature Circuit Breaker SC65-63 with IEC60898 Standard Compliance

PA66 Flame-Retardant Miniature Circuit Breaker SC65-63 with IEC60898 Standard Compliance

US$ 0.40 ~ 1.80
Min.Order: 2,000
Product origin: Wenzhou, Zhejiang, China
Category: Electrical Equipment & Supplies
Product Name: Electrical Equipment & Supplies
Availability:In Stock
Product Review : 18 Reviews
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  • Model NO. : SC65-63
  • Breaking Capacity : 10kA
  • Operation Type : Manual
  • Speed : Normal Type Circuit Breaker
  • Arc-extinguishing Medium : Air
  • Installation : DIN Rail Mounting
  • Structure : MCB
  • Poles Number : 1, 2, 3, 4 Optional
  • Type : Miniature, Lighting 'C' or Motor 'D'
  • Function : Overload Protection, Short Circuit Protection, OVP
  • Rated Current : 1A, 3A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A
  • Standard : IEC60898-1, GB10963.1
  • Rated Voltage : 230/400V AC
  • Case Material : PA66 Nylon
  • Frequency : 50/60Hz
  • Mechanical Life : 10,000 cycles
  • Protection Degree : IP20
  • Enduring Temperature : 55°C
  • Certifications : CE, CB, ISO9001, CCC

Sample pricing starts around $4.50 for a single unit, mid-volume orders of 100 pieces or so drop to about $3.20, and bulk quantities over 1,000 typically land at $2.80 per breaker—we've seen this work well for contractors who need a solid 10kA breaking capacity without teh premium price tag.

SC65-63 Miniature Circuit Breaker

It's basically a PA66 nylon housing that handles the heat—flame-retardant and impact-resistant, which matters when you're installing these on DIN rails in tight electrcial panels, and the 55°C enduring temperature means it won't warp in a hot distribution box, though we usually have stock on 1-pole and 2-pole versions but confirm lead time for 4-pole orders.

Internal Components of SC65-63 MCB

The 'C' curve is better than most standard MCBs for lighting circuits in office buildings, and the 'D' curve handles motor startup surges pretty well, but it's not suited for heavy industrial application with frequent inrush currents above 63A—the mechanical life is 10,000 cycles, so for daily switching, you'll want something rated higher.

You can get it in 1A, 3A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, or 63A ratings, and what it does is protect against overload and short circuit while also offering overvoltage protection (OVP) as a bonus—most buyers go with the 20A or 32A for residential lighting, but check the IEC60898-1 compliance if your project needs CCC certifcation.

SC65-63 Circuit Breaker Installation

Also, IP20 protection degree is fine for indoor panels but don't expect it to handle moisture—we've had a few returns form outdoor installs, and the manual operation type means it's not a remote-trip breaker, so factor that into your design if you're automating a system.

SC65-63 MCB Technical Diagram

Anyway, the 230/400V AC rating covers single-phase and three-phase setups, and the 50/60Hz frequency range is standard, but the 10kA breaking capasity is what really sets it apart from cheaper 6kA units—roughly 20% more headroom for fault currents in commercial buildings, and the PA66 nylon doesn't degrade as fast as cheaper plastics under repeated tripping.

Frequently Asked Questions

What is the minimum order quantity (MOQ) for the SC65-63?

Our standard MOQ is 100 pieces per model, but we can negotiate lower quantities for first-time orders or sample requests.

What is the typical lead time for the SC65-63?

Lead time is around 15-25 working days for standard orders, depending on the quantity and pole configuration. Stock items can ship within a week.

Do you provide the CB or CE certification documents with the shipment?

Yes, we include copies of the CE, CB, and ISO9001 certifications with every order. The CCC cert is also available upon request.

Can the SC65-63 be customized for specific rated currents like 63A or 50A?

Absolutely, we offer all rated currents from 1A to 63A, including 50A and 63A. Just specify the amperage when ordering.

What is the storage temperature range for the SC65-63?

The breaker is rated for an enduring temperature of 55°C, but we recommend storing it between -25°C and 55°C in dry conditions to maintain performance.

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