What is the minimum order quantity?

The minimum order quantity is 1 piece.

What is the lead time for production?

The average lead time is one month for both peak and off-peak seasons.

Is the product suitable for outdoor use?

Yes, it is an outdoor porcelain bushing type designed for power transmission and distribution networks.

High-Voltage 3150A 50/60Hz Three Phase Vacuum Circuit Breaker for Power Distribution

Name: High-Voltage 3150A 50/60Hz Three Phase Vacuum Circuit Breaker for Power Distribution
Brand: Shengsu Electric Co., Ltd.
SKU: 2288797595

Zhejiang, ChinaShengsu Electric Co., Ltd.

US$2,800.00

30-49 Pieces

US$2,500.00

50+ Pieces

Sample price:US$720.00/piece.Request sample

Product profile

Customization

Available

Breaking Capacity

High Voltage Circuit Breakers

Operation

Electric Type

Model NO.

SF6

Speed

High-Speed Circuit Breaker

Arc-extinguishing Medium

SF6

Installation

Open Frame

Structure

Vcb

Poles Number

Type

Circuit Breaker

Function

Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection)

Certification

ISO9001-2000

Rated Voltage

220kv

Installation Method

Withdrawable

Rated Current

2500A

Basic Insulation Level

350 Kv

Rated Frequency

50/60Hz

Maximum Working Voltage

72.5kv

Interrupting Current Rating

31.5 Ka

Material

Porcelain

Model No.

Sf6

Customize

Yes

Size

Medium

Opening Time

≤30ms

Air Contamination

3 Grade

Ambient Temperature

-40-50

Altitude

≤3000m

Transport Package

Wooden Case

Specification

pcs

Trademark

SHENGSU ELECTRIC CO., LTD

Origin

China

Key features

High Breaking Capacity: Rated interrupting current of 31.5 kA for reliable short circuit protection.

SF6 Arc Extinguishing: Uses SF6 gas as quenching medium for superior insulation and arc suppression.

Customizable Specifications: Offers full customization including voltage, current, and design from samples.

Robust Outdoor Design: Porcelain bushing structure suitable for outdoor environments up to 3000m altitude.

Comprehensive Protection: Provides overcurrent, overvoltage, and circuit-breaker failure protection functions.

ISO Certified Quality: Manufactured under ISO9001-2000 and ISO14001 standards with 100% inspection.

Flexible OEM/ODM Service: Supports full customization, minor customization, and design-based customization.

Company profile

Fast DeliveryLow MOQOEM ServicesManagement Certification

Shengsu Electric Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: N/A CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤3.85h

AI-Powered supplier vetting

SummaryThe supplier operates across refrigeration, kitchen, electromechanical, water purification, and vacuum circuit-breaker equipment, with import and export activities. It provides OEM services for well-known brands and supports broad customization, including customization from samples and designs. Quality and management systems are supported by ISO9001:2015, ISO45001:2018, and ISO14001 certifications. Technical engineers provide customer-request confirmation, production support, and after-sales service, with documented R&D and service procedures. The supplier has inventory capability, valid manufacturing contracts with related subcontractors, and stated one-month lead times in both peak and off-season periods. Limitations include no available SDK, no overseas warehouse or showroom, no new products launched in the last year, only two R&D engineers, and no reported cooperation with Fortune 500 companies. Financial records are indicated for the last three years, but the provided information does not include...

Supplier typeThe supplier is an equipment manufacturer and exporter covering refrigeration, kitchen, electromechanical, water purification, and vacuum circuit-breaker products. It has self-operated import and export rights and derives 41%–50% of total sales from exports, indicating an internationally oriented manufacturing supplier.

CertificationsThe supplier holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications. These explicitly support its quality, occupational health and safety, and environmental management systems.

After-Sales capabilityTechnology engineers are responsible for technical support during production and after-sales service. The supplier also has documented and followed procedures for corrective and preventive actions and customer complaints, with stated quality assurance in its control processes.

R&D capabilityThe supplier has two R&D engineers, uses CAD, and maintains design input, output, review, verification, and validation documents available for audit. However, it has no available SDK and launched no new products in the last year, so the evidence shows basic documented R&D capability but also clear limitations in recent product innovation and software-development support.

Production capacityThe supplier has standardized finished-product inspection instructions, inventory capability, valid manufacturing contracts with each related subcontractor, and written supplier-service assessment procedures with records. Reported average lead time is one month in both peak and off-season periods, supporting an established production and fulfillment process.

Customization capabilityThe supplier offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. Its engineers also confirm customer requests and provide technical support, indicating broad product adaptation capability.