Transformer Oil Tan Delta Tester – Precision Insulation Diagnostics supplied by Myriad Industrial Solutions LLP.
✅ Overview
Maintaining power transformers, substation equipment, or oil-filled electrical assets necessitates the use of dielectric insulation testing.Myriad Industrial Solutions LLP presents the FLD T Transformer Oil Tan Delta Tester – a state-of-the-art, fully automatic instrument designed for precise measurement of dielectric dissipation factor (tan δ), relative permittivity (ε), and insulation resistivity in transformer oils and other dielectric fluids.
With built-in compliance to IEC 60247, ASTM D924, and GOST 6581-75, the FLD T offers lab-grade accuracy in a portable, lightweight, and compact design — making it the ideal insulation diagnostic tool for utilities, transformer OEMs, and maintenance teams.
🔍 What is Tan Delta in Transformer Oil?
Tan Delta (tan δ), also known as the dielectric dissipation factor, is a critical parameter that reflects the insulating quality of transformer oil. It quantifies the losses occurring due to the presence of moisture, sludge, aging byproducts, and other contaminants.
A low tan delta value indicates high insulation quality. Conversely, a high value signals that the oil has deteriorated and could fail under high voltage stress.
Why test transformer oil Tan Delta?
Prevent catastrophic transformer failures
Detect early signs of insulation aging
Comply with regulatory and OEM standards
Optimize transformer maintenance and oil regeneration cycles
⚙️ FLD T Transformer Oil Tan Delta Tester: Key Features
| Feature | Specification |
|---|
| Tan Delta Measurement Range | 0.00001 – 4 |
| Resolution | 1×10⁻⁶ |
| Dielectric Constant Range (ε) | 1.0 – 25.0 |
| Resistivity Measurement Range | 2.5 MΩ·m – 100 TΩ·m |
| Voltage Range | 500 – 2000 V RMS |
| Frequency Range | 45– 65 Hz |
| Temperature Range | 20°C – 110°C |
| Accuracy (Tan Delta) | ±1% + 0.00008 |
| Oil Volume Required | 45 cm³ |
| Weight | < 6 kg (super-light compared to industry average of 28 kg) |
These unmatched specifications ensure that your results are repeatable, reliable, and compliant with international testing standards.
🚀 Advantages Over Competitors
Fully automatic measurement process
Unmatched portability (only 5.3 kg!)
Faster test cycles — results in under 5 minutes
Advanced signal processing ensures top-class accuracy
RS-485/USB PC connectivity for seamless data logging
Durable, lab-tested measuring cell with integrated heating
Minimal oil volume requirement, reducing waste and cost
Designed for safety with built-in protection, insulation, and EMC shielding
No built-in printer ensures reliability and easy integration with PC-based reports
Dielectric Constant (ε) – indicating the ability of oil to store electrical energy
Dissipation Factor (tan δ) – revealing dielectric losses (and hence insulation degradation)
Insulation Resistivity – assessing leakage currents through the fluid
Impact-resistant polymer casing – protects from mechanical and electrical hazards
Integrated lifting handles for mobility
Oil drain tray and valve for spill-free operation
Compact dimensions – 400×450×300 mm
Electrically isolated electrodes in the measuring cell
Shielded high-voltage and low-voltage sections
Embedded microcontroller for real-time signal processing
Heater control, signal amplifier, and reference capacitor modules for full-automatic measurement cycles
Main Measurement Unit
Precision Measuring Cell
Power Cable
RS-485 Interface Cable + USB Adaptor
Oil Filling Funnel + Air Release Funnel
Cell Maintenance Tool Kit
User Manual
Spare Fuses
Original Packaging Box
Transformer manufacturers (OEMs) – quality control before dispatch
Power utilities – periodic maintenance and oil regeneration scheduling
Testing laboratories – dielectric diagnostics of various fluids
Refineries and oil companies – quality check of insulating oils
Substations and HV Equipment Maintenance Units – preventive diagnostics
Dielectric breakdown of insulation
Unplanned outages and grid instability
Increased maintenance and downtime costs
Reduced transformer lifespan
IEC 60247: Measurement of dielectric dissipation factor and resistivity of insulating liquids
ASTM D924: Standard Test Method for Dissipation Factor
GOST 6581-75: Russian standards for electrical liquids
Fully insulated casing
Grounded measuring cell
Software compensation of initial phase shifts
No risk of oil overflows with built-in drainage and trays
Pricing
Technical datasheet
On-site demo
Expert consultation
Annual maintenance & calibration contracts
🔬 How It Works – The Science Behind FLD T
The FLD T Tan Delta Tester applies a sinusoidal voltage across a reference capacitor and the test oil sample. It then analyzes the amplitude and phase shift between the voltages to determine:
The system corrects for inherent phase shifts using factory calibration and delivers precise values. The heating element ensures the sample is measured at controlled temperatures, per standard test conditions.
🔧 Design & Construction
The FLD T Tester has been thoughtfully engineered for lab and field environments alike. Key design highlights:
External Design
Internal Design
📦 What’s in the Box – Scope of Supply
Each unit of the FLD T Tan Delta Tester ships with:
We also provide authorized calibration and support services via Myriad Industrial Solutions LLP and its technical partners.
🛠️ Use Cases and Applications
Whether you're performing routine diagnostics or investigating insulation failure, this instrument fits in perfectly:
📈 Importance of Transformer Oil Tan Delta Testing
Ignoring insulation condition in transformer oil can lead to:
The FLD T Tester acts as your first line of defense against these costly consequences.
🔐 Safety and Compliance
The instrument is developed in full compliance with:
Designed for safe operation, the unit includes:
📊 Real-Time Data & Connectivity
The RS-485 serial interface and USB adaptor allow real-time control and result logging to PC, making integration with existing lab software easy. You can log, analyze, and print results quickly using a PC interface.
🏆 Why Choose Myriad Industrial Solutions LLP?
We are India's trusted name in advanced electrical test equipment. With a reputation built on quality, transparency, and long-term support, Myriad Industrial Solutions LLP stands behind every product we supply.
✅ Genuine Fluidex technology
✅ Experienced support team
✅ Calibration, training & service across India
✅ Competitive pricing
✅ Trusted by leading transformer manufacturers and utilities
📣 Frequently Asked Questions (FAQs)
Q1. How often should tan delta testing be done on transformer oil?
A: Ideally, once a year during preventive maintenance or after any fault or oil filtration.
Q2. Can the FLD T test oils other than transformer oil?
A: Yes, any insulating fluid like capacitor oil, turbine oil, etc., that fits IEC 60247/ASTM D924.
Q3. Is calibration required?
A: The unit is pre-calibrated. We recommend recalibration every 1–2 years for accuracy.
Q4. Can it measure at different frequencies?
A: Yes, the tester allows AC frequency adjustment between 45–65 Hz.
Q5. How portable is it for fieldwork?
A: Extremely. At just 5.3 kg and with a rugged body, it’s ideal for on-site diagnostics.
Ready to Order?
Contact Myriad Industrial Solutions LLP today for:
📧 Email: [info@electricaltestkit.com]
📞 Phone: [8454940731]
🌐 Website: [www.myriadindustrialsolutions.co.in]
📝 Conclusion
Transformer oil is the heart of your electrical equipment. The FLD T Transformer Oil Tan Delta Tester from Myriad Industrial Solutions LLP ensures you're always ahead in predictive maintenance and asset reliability. Trust in the accuracy, design, and support behind every unit we deliver.
