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Handheld Three-Phase TTR Transformer Turn Ratio Test Set GDB-H
US$2,625.00-4,117.00
1 Piece
Product profile
Customization
AvailableType
Universal Testing MachineAccuracy Grade
1Model NO.
GDB-HLoad Way
Electronic LoadLoading Method
Dynamic LoadDisplay
DigitalControl
Computer ControlWeight
0-100KgPower Source
AC220VTurns ratio range
0.9-8000Turns ratio accuracy
0.1%(0.9-1000) 0.2%(1000-3000) 0.3%(3000-10000)Dimension
460*330*150 mmWarranty
1 yearDelivery time
10 working daysTransport Package
Standard Export Wooden BoxSpecification
460*330*150 mmTrademark
HV HipotOrigin
Wuhan, ChinaHS Code
9030899090Production Capacity
5000set/YearKey features
True Three-Phase Testing: Single-phase input generates true three-phase sine wave with <0.1% distortion for accurate group identification.
Blind Test Function: Automatically switches wiring modes for Y/* or */Y transformers without external short circuits or manual selection.
High Precision Accuracy: Achieves 0.05% HV accuracy and 0.1% phase angle accuracy, with Class 0.1 customizable per user requirements.
Intuitive Vector Display: 7-inch HD color screen displays magnitude and phase relationships in vector diagrams for easy parameter understanding.
Portable & Battery Powered: Lightweight design (3kg) with optional internal rechargeable battery for field testing without external power supply.
Efficient Tap Testing: Calculates ratio error for all tap positions after single rated ratio input, eliminating repeated manual entries.
Fast Measurement Speed: Completes full three-phase testing in just one minute with high repeatability and flexible data processing.
Robust Vibration Resistance: Utilizes military-grade connectors to enhance anti-vibration performance for reliable operation in harsh environments.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service AvailableExport Year: 2011-07-01 CertifiedNearest Port: Wuhan PortAverage Response Time: ≤2.31h 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 is the turns ratio range of the GDB-H tester?
A:
The standard turns ratio range is 0.8 to 10,000. Custom ranges are also available based on user requirements.
Q:Does the device support automatic three-phase testing?
A:
Yes, it features a blind test function that automatically identifies wiring modes and group numbers for Y/* or */Y transformers without manual selection.
Q:Can the accuracy class be customized?
A:
Yes, Class 0.1 accuracy can be customized according to specific user requirements beyond the standard specifications.
Q:Is the tester portable and suitable for field use?
A:
Yes, it is lightweight (about 3kg) and offers an optional internal rechargeable battery, allowing testing without any external power supply on site.
Q:What is the warranty period for this product?
A:
The product comes with a 1-year warranty.
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