What is the measurement accuracy of the tester?

The measurement accuracy is 2.5%, with positive and negative voltage peak errors less than 2.5%RDG+0.3%FS.

What power supply does the device require?

The device requires an AC220V power source with a frequency of 50Hz or 60Hz.

What components are included in the full set?

The full set includes the controller, booster(s), capacitor, and cables.

High Voltage 10-32kv Power Cable Vlf Tester for AC Testing

Name: High Voltage 10-32kv Power Cable Vlf Tester for AC Testing
Brand: Delta Technology (Chongqing) Co., Ltd.
SKU: 2018312622

Chongqing, ChinaDelta Technology (Chongqing) Co., Ltd.

US$2,000.00-5,000.00

1 Set

Product profile

Customization

Available

After-sales Service

Online Training for Operation and Installation

Warranty

12 Months

Model NO.

VLF-80

Max Diameter of Workpiece

<500mm

Mass Scope of Workpiece

<900kg

Type

Universal Testing Machine

Maxcapacity

<1000KN

Accuracy Grade

0.5

Load Way

Electronic Load

Loading Method

Dynamic Load

Display

Digital

Control

Manual Control

Weight

100-500Kg

Power Source

AC220V

Oil Cylinder Position

Max. Voltage Output

30kv, 50kv, 60kv, 80kv

Output Frequency

0.1Hz, 0.05Hz, 0.02Hz

Rated Current

20mA / 30mA

Measurement Accuracy

2.5%

Description

Very Low Frequency Testing Vlf Hipot Cable Tester

Functions

for High Voltage Cable Withstand Voltage Testing

Application Field

Electrical Industry, Cable Testing Service

Test Objects

10kv, 35kv, 300MW Power Transformer, Cable, etc.

Features

Low Price 80kv AC Vlf Hipot Cable Tester

Advantages

Smaller, Lighter and Portable

Full Set Includes

Controller, Booster(S), Capacitor, Cables

Power Supply

AC 220V, 50Hz/60Hz

Delivery Lead Time

7 Days After The Order Is Confirmed

Shipping Method

Suggest to Ship by Air or Express

Trade Terms

EXW, Fob, DDU, CIF, etc.

Transport Package

Cable Tester Is Packed in 4 Plywood Case

Specification

30kV, 50kV, 60kV, 80kV for Choice

Trademark

Delta

Origin

China Mainland

HS Code

9031809090

Production Capacity

100 Sets Cable Tester / Month

Key features

Portable & Lightweight Design: Smaller, lighter, and more portable than standard power frequency testers for easy transport.

High Precision Measurement: Features 2.5% measurement accuracy with real-time data sampling at the high voltage side.

Multi-Function Testing: Simultaneously measures capacitance, insulation resistance, leakage current, and AC withstand voltage.

Advanced Touch Control: Equipped with a color man-machine interface touch control and modular software operating system.

Built-in Safety Protection: Includes over-voltage and over-current protection with innovative light control HV switching unit.

Wide Application Range: Suitable for 10kV/35kV power transformers, cables, and 300MW thermal power machines.

Customizable Voltage Output: Available in 30kV, 50kV, 60kV, and 80kV models to meet specific testing requirements.

Fast Delivery Lead Time: Standard delivery within 7 days after order confirmation for both peak and off-season periods.

Company profile

Importers and ExportersHigh Repeat Buyers ChoicePatents AwardedFast Delivery

Delta Technology (Chongqing) Co., Ltd.

Chongqing, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2019-03-01Average Response Time: ≤2.62hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF, DDP, DAP

AI-Powered supplier vetting

SummaryThe supplier operates in technical services, instrument, equipment, robot, and related sales activities, but is explicitly not classified as a professional technical supplier. Its documented capabilities include transformer testing equipment production of 1,000 sets annually, minor customization, ODM, and OEM services. Innovation evidence is limited: one R&D engineer, no new products in the past year, no 3D software design service, and no SDK. Service procedures for corrective actions and complaints exist, but no written records are available, while quality assurance and raw-material traceability statuses are unknown. The supplier reports overseas markets and export sales, but no overseas warehouses, showrooms, agents, branches, or offline trade-show participation. Financial records are identified for 2022–2024, but no financial performance details are provided.

Supplier typeThe supplier’s scope covers technical services, technology development and consulting, instrument and equipment sales, intelligent robots, and related machinery. However, it is explicitly identified as not being a professional technical supplier, so its profile is broader equipment and technology-related trading/service activity rather than a specialized technical supplier.

R&D capabilityInnovation capability appears limited: the supplier has one R&D engineer, launched no new products in the past year, does not provide 3D software design or SDK support, and offers only minor customization design services. ODM and OEM capabilities are explicitly available, but these do not offset the stated lack of recent product development evidence.

Production capacityThe supplier reports annual production of 1,000 sets of transformer testing equipment and an off-season lead time within 15 working days. This provides direct evidence of a defined production output and delivery timeframe, although broader capacity, facilities, and quality-performance evidence is not provided.

Customization capabilityThe supplier provides minor customization design services and explicitly offers ODM and OEM services, including OEM for well-known brands. However, it does not provide 3D software design services, so the demonstrated customization capability is positive but limited in scope.

Client casesThe supplier states that it provides OEM services for popular brands, which is evidence of at least some brand-related customer work. No customer names, project details, performance records, or independently verifiable case descriptions are supplied.