Kyoritsu 3128 High Voltage Insulation Resistance Tester
The Kyoritsu 3128 is a microprocessor-controlled high voltage insulation resistance tester with six selectable ranges from 500V to 12000V. Its backlit graphic display plots resistance and leakage current versus time for diagnosing cables, transformers and motors.Overview
The Kyoritsu 3128 is a microprocessor-controlled high voltage insulation resistance tester built for engineers who need to analyze the condition of cables, transformers, motors, generators, high-pressure switches, insulators and wiring installations. With six selectable test voltages and diagnostic functions, it delivers detailed insight into insulation health for critical electrical assets.
Key Features
- Microprocessor-controlled operation with built-in diagnostic functions
- Six test voltage ranges: 500 V, 1000 V, 2500 V, 5000 V, 10000 V and 12000 V, with fine adjustment at each range
- Graphic display with backlight and bar graph showing insulation resistance and leakage current versus time
- Operates from a built-in rechargeable battery or directly from the AC line
- Automatic discharge after test with continuous monitoring of discharge voltage
- Internal memory stores up to approximately 43000 readings
- Robust IP64-rated housing suited to demanding field conditions
Specifications
- Test Voltage Ranges: 500 V / 1000 V / 2500 V / 5000 V / 10000 V / 12000 V
- Display: Graphic LCD with backlight and bar graph
- Memory: Approx. 43000 readings
- Ingress Protection: IP64 (lid closed)
- Power Source: Rechargeable battery or AC line
- Weight: 0.2 kg
- Color: Black
Why buy from Procure.ae
Procure.ae supplies genuine Kyoritsu test instruments to electrical contractors, utilities and facilities teams across the UAE and wider GCC, with bulk and institutional procurement support for maintenance departments. Our team assists with technical questions and volume orders, so request a quote for pricing and lead times on the Kyoritsu 3128.
FAQ
What is the maximum test voltage of the Kyoritsu 3128?
The 3128 offers six ranges up to a maximum of 12000 V, making it suitable for testing high voltage cables and switchgear.
Can the 3128 run without mains power?
Yes, it operates from a built-in rechargeable battery as well as directly from the AC line.
How many test results can it store?
The internal memory can hold approximately 43000 data readings for later review or download.
Description
Overview
The Kyoritsu 3128 is a microprocessor-controlled high voltage insulation resistance tester built for engineers who need to analyze the condition of cables, transformers, motors, generators, high-pressure switches, insulators and wiring installations. With six selectable test voltages and diagnostic functions, it delivers detailed insight into insulation health for critical electrical assets.
Key Features
- Microprocessor-controlled operation with built-in diagnostic functions
- Six test voltage ranges: 500 V, 1000 V, 2500 V, 5000 V, 10000 V and 12000 V, with fine adjustment at each range
- Graphic display with backlight and bar graph showing insulation resistance and leakage current versus time
- Operates from a built-in rechargeable battery or directly from the AC line
- Automatic discharge after test with continuous monitoring of discharge voltage
- Internal memory stores up to approximately 43000 readings
- Robust IP64-rated housing suited to demanding field conditions
Specifications
- Test Voltage Ranges: 500 V / 1000 V / 2500 V / 5000 V / 10000 V / 12000 V
- Display: Graphic LCD with backlight and bar graph
- Memory: Approx. 43000 readings
- Ingress Protection: IP64 (lid closed)
- Power Source: Rechargeable battery or AC line
- Weight: 0.2 kg
- Color: Black
Why buy from Procure.ae
Procure.ae supplies genuine Kyoritsu test instruments to electrical contractors, utilities and facilities teams across the UAE and wider GCC, with bulk and institutional procurement support for maintenance departments. Our team assists with technical questions and volume orders, so request a quote for pricing and lead times on the Kyoritsu 3128.
FAQ
What is the maximum test voltage of the Kyoritsu 3128?
The 3128 offers six ranges up to a maximum of 12000 V, making it suitable for testing high voltage cables and switchgear.
Can the 3128 run without mains power?
Yes, it operates from a built-in rechargeable battery as well as directly from the AC line.
How many test results can it store?
The internal memory can hold approximately 43000 data readings for later review or download.
Specifications
Brand
Kyoritsu
Product Type
Insulation Resistance Tester
Storefront L1
industrial
Storefront L2
Electrical Test
Storefront L3
multimeters
Weight (Spec)
0.2
Color (Spec)
Black
Frequently Asked Questions
How does a microprocessor-controlled high voltage insulation resistance tester improve upon manual or simpler analogue design?
Microprocessor control enables automatic range selection, graphic display of complex data, and calculations of diagnostic indices. This automation reduces operator error and improves consistency across multiple test cycles.
What advantage does plotting resistance and leakage current versus time provide for diagnosing cable, transformer, and motor faults?
Time-series plots reveal whether insulation is degrading, stable, or recovering, which indicates different failure modes. A steady decline suggests progressive deterioration, while sudden changes indicate specific fault events or measurement artifacts.
How do six selectable voltage ranges from 500V to 12000V accommodate testing of equipment with different design voltages?
Each equipment type has recommended test voltages based on its insulation class; a wide range allows technicians to select the appropriate voltage for accurate assessment. This versatility reduces the need to carry multiple specialized meters.
Can the Model 3128 be used to monitor whether insulation treatment or maintenance procedures are actually restoring cable or transformer condition?
Yes, repeated testing and comparison of resistance and leakage current trends allow assessment of whether maintenance actions are effective. This feedback is valuable for validating treatment investment decisions.
What information can be extracted from a plot of resistance versus time during a single insulation test?
Time-series plots reveal polarization behavior, which indicates insulation aging and degradation severity. Patterns in the plot correlate with known failure modes, helping technicians diagnose root causes.
How does a graphic display improve upon numerical readings for communicating test results to maintenance managers and engineers?
Graphical presentations are more intuitive and communicate trends and patterns more effectively than tables of numbers. Managers can quickly grasp equipment condition and risk levels from plots without detailed numerical analysis.
What lead times should be expected for sophisticated microprocessor-controlled insulation testers through Procure.ae?
Advanced instruments with graphic displays and wide voltage ranges may require longer lead times due to specialized design and testing. Contact Procure.ae to confirm availability for the Model 3128.
Does Procure.ae provide training on interpreting graphic insulation test data and diagnostic plots?
Procure.ae supplies professional equipment and can discuss technical training and support resources when you place your order. Contact the team to explore what guidance is available for data interpretation.
What is the resolution and accuracy of the Model 3128 for measuring low insulation resistance values in degraded equipment?
Measurement precision specifications determine confidence in detecting marginal conditions. Contact Procure.ae to review the technical data and confirm accuracy for your diagnostic requirements.
What display size and resolution does the Model 3128 graphic display provide for viewing insulation plots in field conditions?
Display specifications affect how clearly plots and trends are visible; request the technical details from Procure.ae to confirm the display is suitable for your working environment.
How much memory does the Model 3128 have for storing multiple test plots, and can data be exported or transferred to a computer?
Storage capacity and data transfer capabilities are key specifications for a data-logging insulation tester. Contact Procure.ae to confirm memory size and available export options for the Model 3128.
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