High Accuracy Large Ground Grid Earth Resistance Tester for Substation Grounding System Testing

Name: High Accuracy Large Ground Grid Earth Resistance Tester for Substation Grounding System Testing
Brand: Wuhan Hertz Power Equipment Co., Ltd
SKU: 2180440265

Hubei, ChinaWuhan Hertz Power Equipment Co., Ltd

US$9,999.00-18,999.00

1 Piece

Product profile

Customization

Available

After-sales Service

24-Hour Online Service

Warranty

One Year

Model NO.

HZDW-III

Display Type

Digital Only

Certification

Customized

Model No.

Hzdw-III

Power Supply

AC220V±10%, 50Hz/60Hz

Operating Temperature

-10ºC~55ºC

Instrument Weight

18kg

Dimension

500mm * 377mm * 330mm

Output Current

5A or 30A External Power Supply;

Output Voltage

400V or External Power Supply 1000V

Measurement Error

± (Reading × 2% + 0.005ω)

Measuring Range

0-5000ω (Including Current Pile Impedance)

Resolution

0.001MΩ;

Features

with Frequency Selected Meter

Transport Package

Wooden Box with Foam

Specification

355*335*340mm

Trademark

HZRTZ POWER

Origin

Wuhan, China

HS Code

9030339000

Production Capacity

500sets/Month

Key features

Anti-Interference Technology: Frequency conversion AC power supply ensures accurate data in strong interference environments.

Customizable Model: Customized options available for model specifications and built-in software requirements.

Comprehensive Testing: Measures ground impedance, resistance, soil resistivity, step voltage, and contact voltage.

User-Friendly Interface: Full touch LCD display with full English menu and large graphic interface for clear operation.

Data Storage & Printing: Internal calendar chip and large capacity memory allow saving results; comes with micro-printer.

Flexible Power Supply: Built-in 2kW frequency conversion power supply or external high-power supply options.

One Year Warranty: Provides a one-year warranty for quality issues and lifetime technical support.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExhibition ExperienceManagement Certification

Wuhan Hertz Power Equipment Co., Ltd

Hubei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples CertifiedNearest Port: Wuhan Port, Shenzhen Port, Shanghai PortAverage Response Time: ≤2.22h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryWuhan Hertz Power Equipment Co., Ltd. is an electrical and power equipment manufacturer, seller, repair provider, and technical service supplier based in Wuhan, China. It holds ISO9001:2015 and ISO14001:2015 certificates, reports available SDK capability, design-based customization, four production lines, inventory capability, and documented finished-product inspection instructions. Its stated product output includes cable fault locators, transformer oil hipot testers, relay protection testers, power frequency test devices, and series resonance AC test sets. The supplier exports primarily to North America, with exports representing 51%–70% of total sales and seven years of export experience. However, it reports no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse or showroom, no outsourcing SOP, and no continuous quantity reconciliation for each batch. Evidence of customer cases and after-sales execution is insufficient.

Supplier typeThe supplier is identified as a China-based manufacturer and seller of instruments, electrical and power equipment, and mechanical equipment, with repair, research and development, software, and technical service activities. Its registered and physical addresses are the same Wuhan location, supporting classification as an equipment manufacturer and technical-service provider.

CertificationsThe supplier reports holding ISO9001:2015 and ISO14001:2015 certificates. These explicitly demonstrate quality-management and environmental-management certification, although no certificate scope or validity dates are provided.

R&D capabilityThe supplier reports available SDK capability and includes equipment research and development, software development, technology development, consultation, and technical exchange in its scope. These facts support technical-development capability, but no R&D investment, patent, product-development record, or engineering-team scale is provided.

Production capacityThe supplier reports four production lines, inventory capability, and stated annual product outputs across five categories, including 500 cable fault locators, 1,000 transformer oil hipot testers, 1,000 relay protection testers, 800 power frequency test devices, and 500 series resonance AC test sets. Capacity controls have weaknesses: there is no valid manufacturing-capacity contract with related subcontractors, no continuous batch quantity reconciliation, and no outsourcing SOP.

Customization capabilityThe supplier explicitly reports customization from customer designs. This is direct evidence of design-based customization capability, although the available information does not specify engineering scope, tooling capability, lead times, or customization limitations.