What are the available current options?

Single phase options are 1A, 5A, 10A, 20A, and 40A. Three phase options are 1A, 5A, 10A, and 20A.

What is the power supply requirement?

The power supply is AC 220V +/-10%, 50Hz/60Hz.

Can the device calculate data stability?

Yes, it automatically calculates the resistance value change rate at 5S, 15S, and 30S to assist in judging data stability.

HVHIPOT GDZRS-20B 20A Three Phase Transformer DC Resistance Tester

Name: HVHIPOT GDZRS-20B 20A Three Phase Transformer DC Resistance Tester
Brand: HV Hipot Electric Co., Ltd.
SKU: 2100031355

Hubei, ChinaHV Hipot Electric Co., Ltd.

US$3,000.00-6,000.00

1 Piece

Product profile

Customization

Available

After-sales Service

1 year

Warranty

1 year

Model NO.

GDZRS-20B

Current Single Phase

1A 5A 10A 20A 40A

Current Three Phase

1A 5A 10A 20A

Accuracy

+/- (0.2%*reading +/-2 digits)

Power supply

AC 220V 50Hz/60Hz

Transport Package

Carton or Wooden Case

Specification

ISO, SGS

Trademark

HV Hipot

Origin

Wuhan China

HS Code

9030332000

Production Capacity

2000PCS/Year

Key features

Multi-Phase Testing Capability: Supports Yn, Y, and Delta windings with automatic unbalance rate calculation.

High Precision Measurement: Accuracy of +/- (0.2%*reading +/-2 digits) for reliable data.

Advanced User Interface: 7-inch true-color LCD with touch control and jog shuttle knob for ease of use.

Comprehensive Protection: Features misconnection, back EMF, disconnection, and power failure protection.

Data Storage & Printing: Stores 200 records locally and supports USB mass storage with thermal printing.

Stability Analysis: Automatically calculates resistance change rates at 5S, 15S, and 30S intervals.

Customizable Current Options: Available in 1A, 5A, 10A, 20A, and 40A single-phase and three-phase variants.

Company profile

HV Hipot Electric Co., Ltd.

Hubei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service AvailableExport Year: 2011-07-01 CertifiedNearest Port: Wuhan PortAverage Response Time: ≤2.33h CertifiedTerms of Payment: LC, T/T

AI-Powered supplier vetting

SummaryHV Hipot Electric Co., Ltd. is a China-based factory and limited company in Wuhan, Hubei, established in 2006 according to the company profile, while another description states operations began in 2003. It manufactures high-voltage testing and related electrical measurement equipment, including AC/DC hipot testers, partial-discharge testers, and circuit-breaker testers. The supplier reports ISO9001:2015 and ISO14001:2015 certifications, three production lines, 6–10 quality-control staff, and eight years of R&D-engineer experience; another statement reports 18 technicians in its R&D team. It serves multiple overseas markets and accepts LC and T/T payment terms, with stated one-month lead times in both peak and off-peak seasons. Evidence supports established technical and manufacturing capabilities, but after-sales service, customization, and specific customer cases are not sufficiently documented.

Supplier typeThe supplier is identified as a limited company, a factory, and a manufacturing enterprise located in Wuhan, China. Its business focuses on instruments, meters, electrical and electronic products, particularly high-voltage testing equipment.

CertificationsThe supplier explicitly reports ISO9001:2015 and ISO14001:2015 certificates, while another company description confirms ISO9001 quality management certification and high-tech enterprise qualifications. These statements provide direct evidence of formal quality and environmental management credentials.

R&D capabilityThe supplier reports successive development of multiple high-voltage testing products, participation in high-voltage and energy-saving projects with State Grid-related organizations, research institutions, and Wuhan University, and an R&D team described as 18 technicians. These are explicit indicators of product-development and technical innovation capability.

Production capacityThe supplier operates as a factory with three production lines, 6–10 quality-control staff, a 2,712 m² manufacturing plant, and stated one-month order fulfillment in both peak and off-peak seasons. It also reports self-operated import and export rights and serves several overseas markets, supporting a positive assessment of production and delivery capability.

Product Q&A

Q:What types of transformer windings can this tester measure?

It supports Yn-type, Y-type, and Delta-type windings, including three-phase measurement and unbalance rate calculation.

Q:What is the measurement accuracy of the device?

The accuracy is +/- (0.2%*reading +/-2 digits).

Q:Does the instrument have data storage capabilities?

Yes, it stores 200 pieces of data locally and supports mass storage via USB flash drives.

Q:What safety protections are included?

It includes 380V misconnection protection, back electromotive force protection, disconnection protection, power failure protection, and an alarm for unconnected grounding wires.

Q:What is the warranty period for this product?

The warranty period is 1 year.