Insulating Oil For Transformers
Transformer oil can absorb moisture from the air, thereby preventing moisture from entering the interior of the transformer. This is crucial for preventing corrosion and short circuits of the iron core and winding due to moisture. In addition, transformer oil can also separate moisture from other oil components to prevent emulsification of the oil.
Product Details：Insulating Oil For Transformers
Transformer oil's high degree of insulation performance acts as a vital safeguard, ensuring effective insulation between windings and between windings and the transformer's housing, ultimately preventing electric shocks and safeguarding electrical installations against damage.
PARAMETER：
Sports Event | IEC60296:2020 TVAI (LCSET-40℃) Quality indicators | Typical properties | Test Methods |
Functional characteristics | |||
Pour Point/°C | ≯-50 | -63 | ISO 3016 |
Kinematic viscosity (40°C)/(mm²/s) | ≯12 | 7.0 | ISO 3104 |
Kinematic viscosity (-40°C)/(mm²/s) | ≯2500 | 1736 | IEC 61868 |
Water content/(mg/kg) | ≮30 | 68 | IEC 60814 |
Breakdown voltage/kV | - | IEC 60156 | |
--Untreated oil | ≮30 | 40-70 | |
--Treated oil | ≮70 | >70 | |
Density (20°C)/(kg/m³) | ≯895 | 865 | ISO 12185 |
Dielectric loss factor (90°C) | ≯0.005 | 0.0005 | IEC 60247 |
Refining/stabilizing properties | |||
saturation (color theory) | <0.5 | <0.5 | ISO 2049 |
exterior condition | clear and transparent | Clear and transparent, no precipitation | visual assessment |
Acid value/(mgKOH/g) | ≯0.01 | <0.01 | IEC 62021 |
Interfacial tension/(mN/m) | ≮43 | 47 | IEC 62961 |
Total sulfur content/% | ≯0.05 | 0.003 | ISO 14596 |
corrosive sulfur | non-corrosive | non-corrosive | DIN 51353 |
Potentially corrosive sulfur | non-corrosive | non-corrosive | IEC62535 |
DBDS/(mg/kg) | Not detectable (<5) | undetectable | IEC 62697-1 |
Antioxidant content/% | 0.08~0.4 | 0.37 | IEC 60666 |
Metal passivator/(mg/kg) | Not detectable (<5) | undetectable | IEC 60666 |
2-Furfural content and related substances (single component) (mg/kg) | Not detectable (<0.05) | undetectable | IEC 61198 |
Gas production characteristics (under thermal oxidation)/uI/L) | Hydrogen ≯ 50 | 9 | Appendix A4 Methodology (air-saturated, containing copper) |
Methane ≯ 50 | 1 | ||
Ethane ≯ 50 | 0.2 | ||
Operational characteristics | |||
Chlorine stability (500h) | - | - | IEC 61125 |
--Total acid value (mg (KOH)/g) | ≯0.3 | 0.02 | |
-- Oil sludge/% | ≯0.05 | <0.01 | |
--Dielectric loss factor (90°C) | ≯0.050 | 0.025 | IEC 60247 |
HSE Characteristics | |||
Flash point (closed)/°C | ≮135 | 145 | ISO 2719 |
PCA content/% | <3 | 1.2 | IP 346 |
Polyoxybiphenyl (PCB) content/(mg/kg) | Not detectable (<2) | undetectable | IEC 61619 |
1. Addressing Challenges
In the realm of power systems, the global energy landscape is undergoing a significant shift towards sustainable energy solutions due to finite resources and energy security concerns. Transformer management plays a crucial role in this transition, with eco-friendly solutions and smart grid technologies gaining prominence.
However, aging infrastructure and operational stress pose challenges to the power sector. Transformer technologies, including pad-mounted and three-phase segments, are essential components in power distribution, transmission, and generation. Industrial segment investments in power infrastructure development are key to meeting power demands in power-intensive operations.
Power sectors face power challenges such as power efficiency, reliability, and power supply. Power solutions, portfolios, and initiatives prioritize power needs and power advantages, aiming for power dominance and power economy. Electrical energy from power generating sources is delivered to the user end through power networks and power supply systems, ensuring power status and power economy.
2. Avoiding Adverse Environments
By strictly adhering to these temperature and humidity parameters, we can effectively shield the transformer oil from the detrimental effects of extreme temperatures and humidity. This, in turn, guarantees the oil's longevity and ensures it remains in its prime condition.
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A: Our forte lies in the chemical sector, encompassing transformer oil, industrial-grade lubricants, transformers, and oil filters, among others. For an exhaustive product catalog and intricate details, kindly peruse our official website or liaise with our sales team.
