What materials ensure the stable performance of CTs and VTs?

Premium cold-rolled silicon steel cores and high-grade epoxy resin insulation deliver excellent anti-interference capability and thermal stability.

Single Phase Oil Immersed Current Transformer Cts Billing Measurement 145kv for 138kv

Name: Single Phase Oil Immersed Current Transformer Cts Billing Measurement 145kv for 138kv
Brand: Chongqing Zexing Electrical Equipment Co., Ltd.
SKU: 2132064972

Chongqing, ChinaChongqing Zexing Electrical Equipment Co., Ltd.

US$68.00-2,700.00

10 Pieces

Product profile

Customization

Available

Application

Electronic

Type

Voltage Transformer

Model NO.

CT transformer

Phase

Single

Operation Condition

Outdoor

Usage

Protection

Winding Form

Multilayer Honeycomb Type

Insulating Medium

Epoxy Resin

Installation

Active Type

Magnetic Circuit Structure

Combined Type

Voltage Transformation Principle

Photoelectric Type

Frequency

50 Hz

Input Voltage

10 Kv

Output Voltage

100V

Winding Material

Copper

Place of Origin

Chongqing, China

Coil Number

Autotransformer

Coil Structure

Toroidal

Phase Type

Three

Material

Copper, Resin

Shape

Rectangle

Type Model

Current Transformer

Selling Units

Single

Product Name

Transformer

Size / Dimension

Customization

MOQ

1 PCS

Transport Package

as Requirement

Specification

AS PER CLIENT REQUIRED

Trademark

ZEXING

Origin

Chongqing China

HS Code

8504311000

Production Capacity

50000000tons/Year

Key features

High Precision Accuracy: Metering class 0.2-0.5 and protection class 5P-10P for reliable data.

Wide Voltage Coverage: Supports 0.4kV to 220kV for diverse power system configurations.

Global Standard Compliance: Conforms to IEC 61869 and ANSI/IEEE C57.13 for worldwide use.

Versatile Design Options: Available in cast resin, oil-immersed, and open chassis types.

Robust Anti-Interference: Silicon steel cores and epoxy resin ensure thermal stability.

Enhanced Safety Isolation: Isolates high-voltage circuits from low-voltage monitoring devices.

Customization Available: Size and specifications can be customized to meet specific needs.

Certified Quality: ISO 9001, ISO 14001, and CE certified for safety and efficiency.

Company profile

Chongqing Zexing Electrical Equipment Co., Ltd.

Chongqing, China

Business Type: Manufacturer/FactoryExport Year: 2020-03-01Nearest Port: Chongqing, Shanghai, NingboAverage Response Time: ≤3.56hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, CIP, FCA

AI-Powered supplier vetting

SummaryThe supplier is a limited company with five employees and a valid import/export license. It reports an annual production capacity of 60,000 tons and cooperation with Chinese national and local power grids, but the provided information does not independently verify these claims. The supplier offers sample, design, full, and minor customization, provides ODM services, and reports new product activity during the past year, with one R&D engineer identified. Service limitations include no overseas agents or branches, overseas warehouses, overseas showroom, inventory capability, or offline trade-show participation. Financial records are indicated for 2021–2023, but no financial figures or assessment results are provided. No formal certification, after-sales capability, or specific customer cases are documented.

Supplier typeThe supplier is legally identified as a limited company, not part of a larger company group, with five employees and a valid import/export license. Its stated business scopes cover mechanical equipment, wind turbines and components, rail-transit systems, environmental equipment, underwater systems, hardware, and other products, indicating a diversified trading and industrial-equipment profile.

R&D capabilityThe supplier reports new products during the past year, identifies one R&D engineer, and provides ODM services. However, it has no available SDK, and no R&D spending, patents, laboratory resources, or documented innovation results are supplied; the evidence supports some innovation activity but not a broad or strongly validated capability.

Production capacityThe supplier states annual production capacity of 60,000 tons and the ability to produce multiple product lines simultaneously while shortening production cycles. It reports one-month average lead times in both peak and off-season, but no inventory capability, no confirmed manufacturing-capacity contract, and no detailed product-specific tonnage are provided.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, and minor customization. It also reports ODM service availability, providing direct evidence of broad product-design and customization support.

Client casesThe supplier states that it is one of the cooperating manufacturers for the Chinese National Power Grid and local power grids. This is a stated customer-related reference, but no customer names, contracts, project details, order scope, or independent verification are provided; no other specific customer cases are documented.

Product Q&A

Q:What is the core function of CTs and VTs?

They convert high currents/voltages into standardized low-level signals (5A/1A for CTs; 100V for VTs) to enable safe metering, monitoring, and relay protection in power systems.

Q:What accuracy classes do CTs and VTs typically have?

Metering-grade units are 0.2-0.5 class; protection-grade units are 5P-10P class, meeting strict industry measurement requirements.

Q:What structural types are available for CTs and VTs?

Common types include cast resin insulated, oil-immersed, and open chassis designs, suitable for indoor, outdoor, substation, and switchgear applications.

Q:What voltage range do CTs and VTs cover?

They support a broad voltage spectrum from 0.4kV to 220kV, adapting to diverse power system configurations.

Q:Do CTs and VTs comply with international standards?

Yes, they fully conform to IEC 61869 and ANSI/IEEE C57.13 standards, ensuring global applicability and operational safety.