What is the lead time for production?

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

Does the company hold any quality certifications?

Yes, we are certified under ISO9001:2015, ISO45001:2018, and ISO14001.

What is the accuracy class for measurement?

Measurement accuracy classes available include 0.2s and 0.5.

Cast Resin Three Phase Integrated Current Transformer Zero-Sequence Protection CT for Outdoor Pole Mounted Vacuum Switch

Name: Cast Resin Three Phase Integrated Current Transformer Zero-Sequence Protection CT for Outdoor Pole Mounted Vacuum Switch
Brand: Donghua Electric Stock Co., Ltd. of Zhejiang
SKU: 1996689651

Zhejiang, ChinaDonghua Electric Stock Co., Ltd. of Zhejiang

US$20.00

1 Piece

Sample price:US$110.00/piece.Request sample

Product profile

Customization

Available

Application

Instrument, Measurement and Protection

Type

Current Transformer

Model NO.

LJ-ZW20-10

Phase

Three

Operation Condition

Outdoor

Usage

Protection, Measurement

Winding Form

Epoxy Resin Integrated Cast Winding

Insulating Medium

Epoxy Resin

Installation

Penetration Type

Magnetic Circuit Structure

Closed Core Type

Voltage Transformation Principle

Electromagnetic Type

Type of Current Transformer

Indoor Use

Material

Epoxy Resin

Structure

Sealed Structure

Frequency

50Hz

International Standards

IEC-61869-3, GB1208

Rated Short-Time Thermal Current

75~800/5A, Secondary:5A/1A, 10kv

Accuracy Class

0.2s/0.5/5p20/10p20

Rated Voltage

10kv(12kv)

Transport Package

1PCS/CTN

Specification

GB 1208, ISO9001, CCC, IEC

Trademark

DHECN

Origin

China

HS Code

8504311000

Production Capacity

5000PCS/Month

Key features

Zero-Sequence Protection: Integrated zero-sequence protection CT designed for outdoor pole mounted vacuum switches.

Epoxy Resin Construction: Features epoxy resin integrated cast winding and sealed structure for reliable insulation.

High Accuracy Classes: Available in 0.2s, 0.5, 5P20, and 10P20 accuracy classes for precise measurement and protection.

Wide Current Range: Rated primary current spans from 50A to 1200A with multiple level combinations.

IEC and GB Compliance: Meets international standards IEC-61869-3 and GB1208 for global compatibility.

Flexible Customization: Offers full customization, minor customization, and design-based customization options.

100% Quality Inspection: Every finished product undergoes visual and functional inspection before shipment.

OEM and ODM Services: Provides comprehensive OEM and ODM services with 10 dedicated R&D engineers.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceSelf-brandedExhibition Experience

Donghua Electric Stock Co., Ltd. of Zhejiang

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: 20 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤1.40h

AI-Powered supplier vetting

SummaryThe supplier is a limited company with 110 employees, three production lines, and a product portfolio covering power supplies, transformers, fuses, and isolation switches. It demonstrates broad customization and ODM capability, has introduced new products within the past year, and maintains documented R&D and engineering procedures. Production controls include standardized finished-product inspection, but there is no ongoing batch quantity reconciliation. The supplier exports extensively, serves multiple international markets, and reports one-month lead times in both peak and off-peak seasons. It lacks overseas warehouses, showrooms, agents, branches, and available SDK support. Evidence of financial credibility and formal certifications is insufficient, while OEM service for well-known brands provides some customer-reference evidence.

R&D capabilityThe supplier reports new products within the past year, offers ODM services, and maintains design-input, output, review, verification, and validation documents available for audit. Its lack of an available SDK is a limitation, but the documented R&D process and recent product development support a positive assessment of innovation capability.

Production capacityThe supplier operates three production lines, has multiple named facilities, uses documented and uniformly followed finished-product inspection instructions, and reports one-month lead times in both peak and off-peak seasons. However, it does not continuously reconcile quantities for each batch or mass production, representing a stated production-control weakness.

Customization capabilityBoth slices list customization from samples, full customization, flexible customization, minor customization, and customization from designs. The supplier also provides ODM services, giving explicit evidence of broad customization capability.

Client casesThe supplier states that it provides OEM services for well-known brands and has participated in the Guangzhou Export Commodities Fair. These are relevant market-experience indicators, but no customer names, project details, order references, or verifiable case outcomes are provided.