5kV Intelligent Insulation Resistance Tester (10TΩ)
Product Introduction
The MOEORW-W6005 Intelligent Insulation Resistance Tester is a high-voltage digital megohmmeter engineered for heavy-duty electrical testing. This premium 5kV insulation tester delivers a wide measurement range up to 10TΩ, making it the ultimate solution for professional power maintenance and engineering acceptance.
Designed for maximum efficiency and site safety, this digital insulation tester features automatic PI/DAR calculation, an adjustable short-circuit current (up to 5mA), and advanced anti-interference capabilities. Built to withstand harsh industrial environments, the device boasts an IP64 protection rating and strictly complies with the IEC 61010-1 CAT IV 600V safety standard. Reliable, stable, and powered by a high-capacity lithium battery, it ensures accurate insulation verification for all types of high-voltage sub-station equipment.
Product Parameter (specification)
| Safety Specifications |
IEC 61010-1 CAT.IV 600V contamination level 2 IEC 61326 EMC specification: Electrical equipment for testing, control and inspection IEC60529 IP64 (outer casing closed) |
| AC power supply | 220V ± 10% 50/60 Hz 20 VA |
| Battery powered | 16.8V lithium-ion battery |
| Battery life | 5000V@100M, approximately 6 Hour |
| Dimensions | 276×227×153mm |
| Weight | 3.8kg |
| Output voltage accuracy | Nominal value 100% to 110% |
| Output voltage monitoring accuracy | ±5% ± 10V |
| Voltage measurement range | AC: 30-600V (50Hz/60Hz), DC: 30-600V |
| Voltage measurement accuracy | ±2%±3dgt |
| Current test range | 10mA |
| Current measurement accuracy | 5% +0.2nA |
| Short-circuit current | 2 to 5mA, adjustable output |
| Capacitance test range | 15uF |
| Capacitance testing accuracy | 15% +0.03uF |
| Capacitor test sample discharge rate | From 5000V to 10V, 1S/µF |
| Insulation resistance test range and accuracy |
Temperature: 23±5℃, Relative humidity: 45–75%RH |
|
Range Accuracy |
250V |
500V |
1000V |
2500V |
5000V |
Manual voltage adjustment |
|
Not specified |
<100k |
<100k |
<100k |
<100k |
<100k |
Measuring range: 1G/V, 100G range at 100V. When the voltage is less than 200V, the resistance error increases by 10%. |
|
± 5%rdg |
100k-10G |
100k-10G |
100k-20G |
100k-100G |
100k-100G |
|
|
± 20%rdg |
5G-50G |
10G-100G |
20G-200G |
100G-1T |
100G-1T |
|
|
Not specified |
> 50G |
> 100G |
> 200G |
> 1T |
> 1T |
Key Features & Advantages
⚡ Superior Testing Capabilities
Multi-Range Voltage Output: Offers five standard test voltage ranges: 250V, 500V, 1000V, 2500V, and 5000V, along with a flexible manual boost function.
Ultra-Wide Measurement Range: Capable of measuring insulation resistance up to 10TΩ @ 5kV with exceptional precision.
Adjustable Short-Circuit Current: Features a fully adjustable short-circuit current with a high-capacity output of up to 5mA.
Comprehensive Diagnostics: Automatically calculates and displays critical insulation metrics, including Polarization Index (PI), Dielectric Absorption Ratio (DAR), leakage current, and capacitance.
🛡️ Uncompromised Safety & Protection
International Safety Standards: Designed and manufactured strictly in compliance with stringent global industrial safety regulations.
Automatic Rapid Discharge: Features an automated, fast discharge function for capacitive specimens. When testing high-voltage cables, no manual discharge is required, protecting both the operator and the equipment.
Full-Spectrum Protection: Equipped with comprehensive internal protection circuits and an intelligent fuse blowout warning system to prevent operational damage.
Voltage Auto-Detection: Automatically identifies AC or DC voltage present in the circuit under test to prevent accidental misoperation.
🔬 High Reliability & Anti-Interference
Robust Anti-Interference: Maintains outstanding measurement accuracy even in high-noise environments with interference currents up to 2mA.
Digital Filtering Function: Includes an advanced digital filter to mitigate deviations caused by external site factors, delivering stable and consistent readings.
🔋 User-Centric Design & Power Management
Dual Power Supply Modes: Powered by a high-capacity lithium battery providing up to 6 hours of continuous runtime. It supports charging while in use and features seamless, automatic switching from AC power to battery power during outages.
Intuitive English Interface: Features a full English display and clear operational prompts, accompanied by a dynamic analog bar graph for real-time insulation resistance simulation.
Target Applications & Industrial Use

The MOEORW-W6005 5kV Insulation Resistance Tester is the industry-standard solution for preventative maintenance and engineering acceptance testing across high-voltage sectors:
Power Grid & Substation Maintenance: Conducting insulation resistance and health indexing for high-voltage transformers, switchgears (switch cabinets), insulators, and surge arresters.
Heavy Industrial Motors & Generators: Routine safety compliance auditing and insulation verification for large industrial motors and power plant generators before delivery or commissioning.
High-Voltage Cable Line Testing: Executing precise PI/DAR calculations and leakage current analysis for underground high-voltage cables and heavy-duty busbar systems.
Industrial & Mining Sites Inspection: Providing routine grid monitoring, predictive maintenance, and electrical delivery acceptance audits for mining grids and industrial power distribution systems.
Why Choose Us as Your Trusted Supplier?
🏭 Direct Factory Pricing & OEM/ODM Capabilities
As a premier, professional manufacturer of high-voltage electrical test equipment, we provide direct factory wholesale prices with zero middleman markups. We support comprehensive OEM/ODM customization services-including tailored voltage ranges, private label branding, and customized casing colors-to perfectly align with your local electrical market and tender requirements.
🌐 Strict Compliance with International Quality Standards
Quality and safety are our top priorities. Our manufacturing processes are ISO 9001 certified, and the MOEORW-W6005 insulation tester strictly complies with global industrial standard regulations, including IEC 61010-1, CAT IV 600V, and CE certification. Every instrument undergoes meticulous multi-stage calibration and QC safety testing before dispatch.
⚙️ Reliable Global Supply Chain & Rapid Support
We offer robust supply chain guarantees with steady production capacity to ensure on-time delivery for worldwide shipments. Backed by an experienced team of electrical engineers, we provide responsive 24/7 technical assistance, online troubleshooting, and a standard comprehensive warranty. We also supply ready-to-use marketing collateral, catalog brochures, and high-definition media files to empower our global distributors.
Looking for Higher Voltages or Specialized Customizations?
As a direct manufacturing factory, the MOEORW-W6005 series offers advanced, highly specialized custom models tailored for global industrial tenders and high-standard engineering requirements. If your project requires specifications beyond the standard 5kV configuration, please explore our dedicated solution pages below:
- Higher Voltage Testing Options: Discover our robust engineering models for cross-country grid acceptance, featuring the 10kV Insulation Tester, 15kV Digital Megohmmeter, 20kV Heavy-Duty Tester , and the extreme 25kV High-Voltage Insulation Tester
- Enhanced Anti-Interference (N-Models): Engineered for ultra-high voltage substations and extreme electromagnetic noise environments, explore our signature 5kV High Anti-Interference Tester and 10kV Anti-Interference Model
- Data Logging & On-Site Printing: For third-party compliance auditing and instant reporting, view our specialized 15kV Rainbow Screen Tester with Thermal Printer and 20kV Tester with RS485 Communication Logs
Quality Control & Industrial Packaging Details
🔬 100% Comprehensive Factory Calibration & Testing
Before cross-border dispatch, every single high-voltage insulation tester undergoes a meticulous multi-point calibration process in our specialized laboratory to guarantee maximum testing precision. Each shipped package includes an official Factory Inspection Report and a QC Passed Certificate. Our production facility strictly operates under ISO 9001 quality frameworks, ensuring that the hardware completely complies with global industrial standard safety benchmarks.
🛠️ What's Included in the Professional Standard Package?
To ensure your field technicians can deploy the device immediately upon arrival on-site, the standard package is fully equipped with high-quality, heavy-duty electrical testing accessories:
- Premium Test Leads: Includes one high-voltage test lead (Red, with high-isolation alligator clip), one voltage test lead (Green), and one grounding/current leakage lead (Black).
- Complete Power Accessories: Equipped with a standard AC power cord, a dedicated heavy-duty lithium battery charger, and spare safety fuses.
- Full Technical Documentation: Includes a comprehensive Full-English operation manual and a detailed warranty reference card.
📦 Heavy-Duty Engineering Carrying Case & Secured Shipping
To perfectly safeguard your high-precision electrical equipment against ocean humidity, rough air-freight courier handling, or extreme site environments, each tester is housed in a premium, shock-absorbing impact-resistant protective carrying case (IP67 waterproof rating when latched). The interior is custom-fitted with laser-cut EVA foam padding to immobilize the device and all test leads. The entire setup is further packed into reinforced export-grade outer cartons, guaranteeing damage-free international logistics.
FAQ
Q1: What is the maximum voltage and resistance range of this intelligent insulation tester?
A:The MOEORW-W6005 delivers five selectable standard output voltage ranges: 250V, 500V, 1000V, 2500V, and 5000V (5kV), with a manual boost function. Its maximum insulation resistance measurement range can reach up to 10TΩ, making it highly suitable for heavy-duty industrial and power substation testing compared to low-voltage hand-held testers.
Q2: How does the automatic PI and DAR calculation benefit high-voltage diagnostics?
A:Polarization Index (PI) and Dielectric Absorption Ratio (DAR) are crucial for evaluating insulation degradation over time. Our digital insulation resistance tester automatically calculates and displays these values in real-time, eliminating manual math errors, streamlining preventative maintenance, and ensuring strict compliance with engineering acceptance standards.
Q3: Does this 5kV insulation tester feature an automatic discharge function for cable testing?
A:Yes, safety is paramount. The instrument features an automatic rapid discharge function specifically engineered for capacitive test specimens. When performing high-voltage cable line testing, no manual discharge is required-the tester rapidly and safely discharges the residual voltage automatically to protect operators and circuits.
Q4: How does the digital filtering function ensure accuracy in high-noise environments?
A:In real-world substation or industrial mining sites, strong electromagnetic field interference is common. Our tester is equipped with robust anti-interference capabilities (maintaining high precision even under 2mA interference current) and an advanced digital filtering function. This allows engineers to effectively mitigate deviations caused by external site factors and obtain stable, repeatable readings.
Q5: Can this megohmmeter be operated during a power outage or while charging?
A:Absolutely. Designed for flexible field service, it supports dual power supply modes. Powered by a premium lithium battery, it provides up to 6 hours of continuous runtime. Furthermore, it can be charged during operation. In the event of a sudden on-site AC power failure, the system automatically and seamlessly switches to battery backup power.
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