What is the maximum output capacity?

The max output capacity is 20VA for AC voltage/current and 20W for DC voltage/current.

How much data can the device store?

It is equipped with large capacity non-volatile memory capable of storing 300 sets of initial data of the tested instrument.

GDDO-20T Power Frequency Electric Meter Calibrator

Name: GDDO-20T Power Frequency Electric Meter Calibrator
Brand: HV Hipot Electric Co., Ltd.
SKU: 908046785

Hubei, ChinaHV Hipot Electric Co., Ltd.

US$15,000.00-19,571.00

1 Set

Product profile

Customization

Available

Mass Scope of Workpiece

<900kg

Type

Universal Testing Machine

Model NO.

GDDO-20T

Load Way

Electronic Load

Display

Digital

Control

Manual Control

Weight

0-100Kg

Oil Cylinder Position

AC voltage range

50V, 100V, 200V, 400V, 600V;

AC current range

0.5A, 1A, 2.5A, 5A, 10A, 20A;

Adjustment range of AC voltage and curre

0~130% FS, fineness adjustment: 5×10-5

Active power

50~400V, accuracy: 0.05%FS

Reactive power

50~400V, accuracy: 0.1%FS

Transport Package

Wooden Case

Specification

ISO, SGS

Trademark

HVHIPOT

Origin

Wuhan China

Production Capacity

1000PCS/Year

Key features

High Precision Calibration: 0.05% FS accuracy for AC voltage/current and active power calibration.

Harmonic Generation: Generates 2nd-31st harmonics with programmable amplitude and phase.

Versatile Testing: Calibrates voltmeters, ammeters, wattmeters, and AC sampling transmitters.

Computer Control: RS-232 interface allows automatic/manual control via optional software.

Portable Design: Lightweight 20kg structure ideal for field calibration tasks.

Data Storage: Non-volatile memory stores 300 sets of initial test data for reference.

Wide Frequency Range: Frequency adjustment range of 45-65Hz with 0.001Hz fineness.

DC Output Capability: Supports DC voltage up to 1000V and current up to 20A.

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: ≤3.24h 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 meters can this calibrator test?

It checks basic errors of power frequency meters including voltmeters, ammeters, power meters, frequency meters, power factor meters, and phase meters.

Q:Does the device support computer control?

Yes, it features an RS-232 interface and optional upper computer software for automatic or manual inspection and data management.

Q:What is the accuracy of the AC voltage output?

The accuracy of power frequency AC voltage and current is 0.05% FS.

Q:Can it generate harmonic distortion?

Yes, it can generate distortion waves with 2nd to 31st harmonics, with programmable number, order, amplitude, and phase.

Q:Is this device suitable for field use?

Yes, due to its light weight (20kg), it is specifically designed to be more suitable for field calibration.