Kyoritsu KEW 3125B 5kV High Voltage, 1TΩ Insulation Resistance Digital Insulation Tester
This professional electrical tester delivers reliable insulation and earth resistance measurements for maintenance and commissioning work. Its safety-certified design and advanced diagnostics support confident testing across diverse electrical systems.Overview
The Kyoritsu KEW 3125B 5kV is a high-voltage insulation tester for testing electrical systems and equipment up to 5kV. It combines precision measurement with safety-certified design to support reliable diagnostics in industrial maintenance, power distribution, and electrical commissioning.
Key Features
- Wide measurement range up to 1 TΩ (1,000 GΩ) for low and high resistance systems
- Polarization Index (PI) and Dielectric Absorption Ratio (DAR) for in-depth insulation assessment
- Large backlit display for easy readability in field conditions
- IEC 61010 safety compliance (CAT IV/CAT III) for operator protection
- Automatic discharge after testing for operator safety
Specifications
- Weight: 0.44 kg
- Color: Black
- Measurement Range: Insulation: 0–1 TΩ; Test voltage: 250V–5000V
- Display: Large backlit LCD
- Safety Rating: IEC 61010 CAT IV/CAT III certified
Why buy from Procure.ae
Procure.ae supplies professional-grade testing and measurement instruments to electrical contractors, maintenance teams, and utilities across the UAE and GCC. Request a quote for competitive pricing, bulk orders, technical support, and fast delivery to your location.
FAQ
What is the maximum test voltage this tester can apply?
See the Specifications section for the exact voltage range and insulation resistance measurement limits.
Is this tester suitable for on-site electrical commissioning?
Yes, this tester is engineered for professional electrical commissioning, maintenance, and diagnostics work with appropriate safety certification.
Description
Overview
The Kyoritsu KEW 3125B 5kV is a high-voltage insulation tester for testing electrical systems and equipment up to 5kV. It combines precision measurement with safety-certified design to support reliable diagnostics in industrial maintenance, power distribution, and electrical commissioning.
Key Features
- Wide measurement range up to 1 TΩ (1,000 GΩ) for low and high resistance systems
- Polarization Index (PI) and Dielectric Absorption Ratio (DAR) for in-depth insulation assessment
- Large backlit display for easy readability in field conditions
- IEC 61010 safety compliance (CAT IV/CAT III) for operator protection
- Automatic discharge after testing for operator safety
Specifications
- Weight: 0.44 kg
- Color: Black
- Measurement Range: Insulation: 0–1 TΩ; Test voltage: 250V–5000V
- Display: Large backlit LCD
- Safety Rating: IEC 61010 CAT IV/CAT III certified
Why buy from Procure.ae
Procure.ae supplies professional-grade testing and measurement instruments to electrical contractors, maintenance teams, and utilities across the UAE and GCC. Request a quote for competitive pricing, bulk orders, technical support, and fast delivery to your location.
FAQ
What is the maximum test voltage this tester can apply?
See the Specifications section for the exact voltage range and insulation resistance measurement limits.
Is this tester suitable for on-site electrical commissioning?
Yes, this tester is engineered for professional electrical commissioning, maintenance, and diagnostics work with appropriate safety certification.
Specifications
Brand
Kyoritsu
Product Type
Insulation Tester
Storefront L1
industrial
Storefront L2
Electrical Test
Storefront L3
multimeters
Weight (Spec)
0.44
Color (Spec)
Black
Frequently Asked Questions
What kind of electrical systems can the KEW-3125B test?
This Kyoritsu insulation tester is designed for testing electrical installations, switchgear, motors, and power distribution systems. It is ideal for maintenance teams and electrical contractors across industrial, commercial, and institutional facilities.
How does the 5kV test voltage of the KEW-3125B benefit maintenance work?
The 5kV output allows testing of higher-voltage equipment and cable insulation without requiring separate specialized instruments. This reduces the need for multiple testers and speeds up commissioning and preventive maintenance workflows.
What electrical systems require the 1TΩ insulation resistance capability?
Systems with high insulation resistance—such as long cable runs, transformers, and motors—benefit from the 1TΩ range. This ensures you can detect borderline insulation degradation before failure occurs.
Can the KEW-3125B be used for preventive electrical maintenance?
Yes, this tester excels at identifying insulation weakening before it causes outages or safety hazards. Regular testing with the KEW-3125B forms the backbone of effective preventive maintenance programs in industrial and institutional settings.
What safety standards does the KEW-3125B meet?
The tester is safety-certified for professional electrical work, enabling confident use across diverse systems. Verify specific safety standards with Procure.ae to confirm compliance with your local regulations.
Is the KEW-3125B suitable for testing medical or critical infrastructure systems?
Yes, the safety-certified design and advanced diagnostics support testing in regulated environments such as hospitals and utility facilities where insulation integrity is critical.
How quickly can we take delivery of the KEW-3125B in the UAE?
Procure.ae supplies the KEW-3125B to the UAE and GCC region on a request-a-quote basis. Contact the team to confirm current lead times for your location.
Do you provide training or support for using the KEW-3125B after delivery?
Procure.ae can discuss technical support and guidance as part of your quote. Reach out to explore available resources for your team.
What test voltages does the KEW-3125B support?
The KEW-3125B delivers up to 5kV for insulation testing, making it suitable for high-voltage equipment evaluation. Contact Procure.ae for complete specifications on available test ranges.
Is there a warranty on the KEW-3125B?
Kyoritsu professional testers come with warranty coverage. Contact Procure.ae to confirm warranty terms and any service options included with your purchase.
What accessories or probes are included with the KEW-3125B?
The tester includes essential measurement leads and probes. For a complete list of included accessories and any optional attachments, contact Procure.ae.
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