Low-Temperature Switch Oil
GRAND Low-Temperature Switch Oil is processed through advanced technologies, composed of refined hydrogenated mineral base oils and selected antioxidants.
Performance Features
Ø Excellent low-temperature fluidity, maintaining good flow properties in low-temperature environments;
Ø Outstanding insulation performance, effectively preventing discharge and power loss under high-voltage electric fields;
Ø Good oxidation resistance, effectively inhibiting the formation of acidic substances and sludge;
Ø Environmentally friendly, containing no toxic or harmful substances.
Technical Specification
*GB 2536-2011
*IEC 60296-2003
Typical Data
|
Property |
Typical Data |
Test Method |
|
Minimum Cold Start-Up Temperature (LCSET) |
-40℃ |
|
|
Pour Point, ℃ |
-63 |
GB/T 3535 |
|
Kinematic Viscosity (40℃), cSt |
3.3 |
GB/T 265 |
|
Closed Cup Flash Point, ℃ |
112 |
GB/T 261 |
|
Acid Value, mgKOH/g |
0.004 |
GB/T 1884 |
|
Density (20℃), kg/m³ |
885 |
NB/SH/T0836 |
The above data are typical values of the current product. Future batches may vary within the quality tolerance range specified for the GRAND brand.
Main Applications
GRAND Low-Temperature Switch Oil is suitable for high-voltage circuit breakers and switches with a voltage rating of 220KV and above. It is especially used in oil-filled switchgear operating in outdoor cold climates, serving as insulation and arc-extinguishing functions.
Packaging Specifications
170kg/drum and 850kg/IBC tote.
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