Insulating Oil Breakdown Voltage Tester LIBT-A23

Labtron LIBT-A23 is manufactured with instinctive display and high voltage range. It is designed and made as per ASTM D1816-04 “Test Methods for Breakdown Voltage of Lubricating Oil. We deliberately designed it to meet high accuracy.

Light source
Temperature of grinding milk white light bulb
Light hole( Φ14)
Color comparing tube
Dimension
Non-colorful flat bottom glass tube
Observation lens
Total power consumption
Power supply AC 220 V ± 5 % , 50Hz
Heating power of water bath
Relative humidity
Ambient temperature
Temperature display mode of water bath
Temperature controlling range in water bath
Temperature controlling accuracy in water bath:
Temperature controlling range in funnel
Temperature display mode of funnel
Temperature controlling accuracy in funnel
Controlling case (L × W × H)
Water bath (L × W × H)
Cooling bath temperature
Evaporation temperature
Flow rate
Timing range of timer
Measurement range 0 ~ 75 kV
Voltage rising rate 3 kV ± 10 % / s
Distance between electrodes 2.5 mm
Output power 2 kVA
  • Mechatronic design with intuitive display
  • Easy to operate, accurate measurement, excellent repeatability
  • Low system error
  • Solid boost transformer the maximum voltage can reach 70kv

It is widely used to determine dielectric constant of lubricating oils in the field of railway, aviation, power plant, petroleum industry, and scientific institutes.

Power supply AC 220 V ± 10 %, 50 Hz
Temperature controlling range in water bath RT ~ 90 ℃ ± 5 ℃
Cooling bath temperature (-35) ℃ ± 1 ℃
Evaporation temperature 35 ℃ ± 1 ℃
Dimension 390 x 260 x 590 mm
Total power consumption ≤ 1200 W
Power supply AC 220 V ± 10 %, 50 Hz
Heating power of water bath 1000 W
Light source 220 V, 100 W
Temperature of grinding milk white light bulb 2750 ± 50 K
Light hole( Φ14) 26 pieces
Color comparing tube Φ32 mm
Calorimeter type Isoperibol
Temperature range 5 to 40°C
Measurement range 5 to 40 MJ/ kg
Operation Mode A. Outer barrel temperature follows room temperature change mode Or B. Outer barrel temperature constant mode
Calorimeter type Isoperibol
Temperature range 5 to 40°C
Measurement range 5 to 40 MJ/ kg
Operation Mode The outer barrel temperature is constant
Calorimeter type Isoperibol
Oxygen filling Fully automatic oxygen filling & releasing, fully automatic bomb raising & lowering
Bomb volume 250 ml
Analysis time < 8 min full test process: <10 min
Capacity 2.0 kVA
Speed of voltage increase 2 k V/ s
Voltage inspection accuracy 0.01
Breakdown sensitivity < 0.1 kV
Electric Muffle Furnace
Controlled temperature 775 ±25 ℃
Temperature rising time of empty chamber ≤ 50 min
Furnace temperature uniformity ≤ 15℃
Internal dimension 200 × 120 × 80 mm
External dimension 490 × 490 × 450 mm
Power consumption 2.5 kW
Power supply AC 220V ±10%, 50 Hz
Net weight 35 kg
Temperature controller
Maximum control temperature 1200 ℃
Dimension 500 × 300 × 235 mm
Power consumption 5000 W
Power supply AC 220±10% V, 50Hz
Net weight 5 kg
Electric heating plate
Heating power (1 to 6) grades, continuously adjustable
Temperature 400℃
Diameter of heating plate Φ 180 mm
Dimension 280 × 250 × 90 mm
Power consumption 2000 W
Power supply AC 220±10%V, 50Hz
Power supply AC 220 V ± 5 % , 50Hz
Measurement range 0 ~ 75 kV
Voltage rising rate 3 kV ± 10 % / s
Distance between electrodes 2.5 mm
Dimension 390 x 260 x 590 mm
Total power consumption ≤ 1200 W
Power supply AC 220 V ± 10 %, 50 Hz
Heating power of water bath 1000 W
Power supply AC 220 V ± 10 %, 50 Hz
Temperature controlling range in water bath RT ~ 90 ℃ ± 5 ℃
Cooling bath temperature (-35) ℃ ± 1 ℃
Evaporation temperature 35 ℃ ± 1 ℃
Ambient temperature (-10)℃ ~ 35 ℃
Relative humidity ≤ 85 %
Sample cup Inner diameter 31.0 ~ 32.0 mm
Sample cup Wall thickness 1.0 ~ 1.5 mm
Refrigeration system New-type refrigeration compressor
Controlling temperature of cold trough Cold trough I: RT ~ (-51) °C, ± 1°; Cold trough II:RT ~ (-80) °C, ± 1 °C
Ambient temperature ≤ 30 ℃
Relative humidity ≤ 85 %
Temperature controlling accuracy ± 0.5 ℃
Refrigeration system New-type refrigeration compressor
Cold trough Two holes in one trough, and same temperature
Ambient temperature ≤ 30 ℃