SDB-421 Insulating Liquids Relative Permittivity, Dielectric Dissipation Factor and D.C. Resistivity Tester

SDB-421 Insulating Liquids Relative Permittivity, Dielectric Dissipation Factor and D.C. Resistivity Tester

  • Description
  • Specifications&Features
  • Inquiry

Standards

GB/T 5654-85 , DL/T 421-91, IEC 60247

Application

This instrument is used to determine the relative permittivity,dielectric dissipation factor at power frequency and volume resistivity of insulating liquids.

Main technical specifications

1. Testing mode: Standard and user-defined are selectable
2. Electrode cup: Three-end cup made from stainless steel.Inner electrode measures the temperature.
3. Testing voltage: 500 VDC. Maximum error 0.5 %
4. Measuring range: 200000~200000000000000Ω·M
5. Repeatability: ≤10%(when the result≤10000000000Ω·M),≤15%(when the result≥10000000000Ω·M)
6. Temperature range: 5~100℃
7. Temperature precision: ±0.1℃
8. Display and operation: 7-inch high-definition touch screen. Resolution 1024*600.
9. Printing: Built-in thermal printer
10.Serial port: RS232,USB
11.Working environment: Ambient:10~40℃,RH≤ 65%
12.Power supply: AC220V±10%,50Hz
13.Maximum power consumption: 400W
14.Dimension and net weight: 420×280×330(mm),9.5KG

Main technical features

1. 7-inch high-definition touch screen. YTOS special equipment operating system makes the user experience excellent.
2. Original DC high voltage soft loading technology avoids the high voltage interference from the source.
3. High voltage resistant ceramic is used as the material of electrode cup.The insulativity is great.
4. Original composite temperature control technology. Hermetic heating mantle.It only cost 12min from room temperature to 90℃. The time is short and no electric leakage.
5. The oil adding, testing, removing, cleaning are all finished automatically.The working efficiency is high.
6. The cooling and heating are in one unit.The temperature conrol range is wide. It is suitable for different kinds of oils.
7. 1000 groups of data can be saved.Easy to call out and print at any time.