Is maintenance required for the vacuum interrupters?

No, the vacuum interrupters are maintenance-free throughout their service lives.

What certifications does the product have?

The product is certified under ISO9001-2000 standards.

What is the rated short-circuit breaking current?

The rated short-circuit breaking current (symm.) ranges from 16.3kA to 63kV depending on the model.

High-Performance Vd4 Indoor Vacuum Circuit Breaker with Trolley

Name: High-Performance Vd4 Indoor Vacuum Circuit Breaker with Trolley
Brand: Wenzhou Rockwill Electric Co., Ltd.
SKU: 1965761905

Zhejiang, ChinaWenzhou Rockwill Electric Co., Ltd.

US$1,500.00-5,000.00

1 Piece

Product profile

Customization

Available

Breaking Capacity

High Voltage Circuit Breakers

Operation

Electric Type

Model NO.

vd4

Speed

Normal Type Circuit Breaker

Arc-extinguishing Medium

Vacuum

Installation

Fixed/Drawable

Structure

Vcb

Poles Number

Type

Circuit Breaker

Function

Overcurrent Protection

Certification

ISO9001-2000

Transport Package

Carton

Specification

IEC, GB

Trademark

Rockwill

Origin

China

HS Code

8535210000

Production Capacity

1000PCS

Key features

High Breaking Capacity: Rated short-circuit breaking current up to 63kA for robust fault protection.

Vacuum Arc Extinguishing: Vacuum medium ensures maintenance-free interrupters throughout service life.

Flexible Installation: Available in fixed or withdrawable versions for versatile switchboard integration.

Compact Design: Small dimensions with high capacity, suitable for MV/LV transformer substations.

High Reliability: Exceptional operating reliability and long life expectancy for frequent switching.

Wide Application Scope: Suitable for cables, transformers, generators, motors, and capacitor banks.

ISO Certified Quality: Manufactured under ISO9001-2000 certification with 100% finished product inspection.

Customization Options: Offers full, minor, and flexible customization from samples or designs.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Wenzhou Rockwill 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: 16 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤11.74h

AI-Powered supplier vetting

SummaryThe supplier is a limited company with strong R&D and customization capabilities, offering a range of electrical products including switch gear and transformers. They provide OEM services for popular brands and have a solid export history, with over half of their sales coming from exports. Despite lacking overseas warehouse and showroom capacity, they maintain effective quality and service procedures. The financial status appears consistent over the past three years, but certification status is unverified.

Supplier typeThe supplier is identified as a Limited Company with operations in multiple locations.

After-Sales capabilityThe supplier has documented procedures for handling customer complaints and service capability, indicating a structured after-sales approach.

R&D capabilityThe supplier has R&D capabilities, including product development in the past year and access to SDKs, indicating a strong innovation capability.

Production capacityThe supplier operates four production lines with an annual output of US$10 Million - US$50 Million, supported by a qualified quality control team.

Customization capabilityThe supplier offers extensive customization services, including full and flexible customization options.

Client casesThe supplier provides OEM services for well-known brands, suggesting a reputable and established customer base.