What voltage and current range does the GIS On-Site Resonance Test & Diagnostic System cover?

Catalogue voltage range: 300kV ～ 1250kV; current range: Output Current 2A ～ 10A. Confirm the rating of the specific model and drawing.

Which standards are referenced?

Catalogue standard reference: IEC 60270 / IEC 62271-203 / DL/T 555. Request type-test evidence for the specific model.

Home Products GIS Testing & Diagnostic EquipmentGIS On-Site Resonance Test & Diagnostic System

GRDS300kV ～ 1250kV

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GIS Testing & Diagnostic Equipment

GIS On-Site Resonance Test & Diagnostic System

Q: What insulation or construction is used?

Variable Frequency Resonance & Optical SF6 Sensor.

Modular mobile series resonance withstand system with high-precision SF6 quantitative leakage detection (0.01 ppm).

Rated Voltage300kV ～ 1250kV

Rated CurrentOutput Current 2A ～ 10A

Insulation TypeVariable Frequency Resonance & Optical SF6 Sensor

Catalog standardIEC 60270 / IEC 62271-203 / DL/T 555

PD requirementConfirm by model

Test evidenceRequest with RFQ

Buyer requirement checklist

Size the test source around the object, connection and test program.

Test object, capacitance and required voltage waveform
Frequency range, duty cycle and site/lab use
PD sensitivity, measurement and calibration needs
GIS connection, power supply and safety envelope

IEC 60060-1 describes HV test techniques; IEC 60270 describes charge-based PD measurement. Confirm the apparatus test standard separately.

GIS testing equipment catalog (PDF)

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Product Technical Overview

Tailored for substation on-site handover tests and energized preventive maintenance, this integrated diagnostic suite includes a high-efficiency variable-frequency series resonance power supply, modular GIS SF6 testing tanks, ultrasonic and UHF partial discharge analyzers, and optical SF6 gas leak locators.

Compatible Substation Apparatus

Substation On-Site Handover & Acceptance TestsEnergized GIS Partial Discharge Ultrasonic InspectionEnvironmental SF6 Trace Leakage QuantificationAnnual Grid Preventive Maintenance

Showing 6 of 6 models

Catalog values are representative. Confirm the selected model, drawings and test evidence during inquiry.IEC 60060-1 describes HV test techniques; IEC 60270 describes charge-based PD measurement. Confirm the apparatus test standard separately.

Parameter	Value
Resonant Frequency	20 Hz - 300 Hz
Output AC Voltage	300 kV - 1250 kV
SF6 Leakage Detection Sensitivity	0.01 ppm (Laser Photoacoustic / NDIR)
Partial Discharge Sensitivity	1 pC (Ultra-High Frequency UHF & Ultrasonic)
Mobility Configuration	Modular containers with air-cushion transport for rugged terrain
Waveform Distortion	<= 1.0% pure sine wave

Custom Engineering & Flange Dimensions Note:

Dimensions, interfaces and replacement compatibility require approved drawings and technical review.

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GIS On-Site Resonance Test & Diagnostic System: FAQ

What voltage and current range does the GIS On-Site Resonance Test & Diagnostic System cover?: Catalogue voltage range: 300kV ～ 1250kV; current range: Output Current 2A ～ 10A. Confirm the rating of the specific model and drawing.
What insulation or construction is used?: Variable Frequency Resonance & Optical SF6 Sensor.
Which standards are referenced?: Catalogue standard reference: IEC 60270 / IEC 62271-203 / DL/T 555. Request type-test evidence for the specific model.

ENGINEERING WHITEPAPERS & IEC GUIDES