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Electrical isolators, sometimes referred to as 'breaks' or 'envelopes', consist of metal sleeves brazed to each end of an insulating ceramic tube. These assemblies provide electrical isolation of system components that operate within a common environment.
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Vacuum Electrical Isolators

15 Kilovolt (kV) Direct Current (DC) Voltage and 0.31 Inch (in) Insulator Inner Diameter Vacuum Electrical Isolator

15 Kilovolt (kV) Direct Current (DC) Voltage and 0.31 Inch (in) Insulator Inner Diameter Vacuum Electrical Isolator (17235-01-KF)

15 Kilovolt (kV) Direct Current (DC) Voltage and 0.31 Inch (in) Insulator Inner Diameter Vacuum Electrical Isolator

15 Kilovolt (kV) Direct Current (DC) Voltage and 0.31 Inch (in) Insulator Inner Diameter Vacuum Electrical Isolator (4511-01-CF)

15 Kilovolt (kV) Direct Current (DC) Voltage and 0.31 Inch (in) Insulator Inner Diameter Vacuum Electrical Isolator

6 to 35 Kilovolt (kV) Direct Current (DC) Voltage and 0.75 Inch (in) Insulator Inner Diameter Vacuum Electrical Isolator (9998-04-W)

6 Kilovolt (kV) Direct Current (DC) Voltage and 0.75 Inch (in) Insulator Inner Diameter Vacuum Electrical Isolator

6 to 35 Kilovolt (kV) Direct Current (DC) Voltage and 0.75 Inch (in) Insulator Inner Diameter Vacuum Electrical Isolator (9998-04-W)

20 Kilovolt (kV) Direct Current (DC) Voltage and 0.75 Inch (in) Insulator Inner Diameter Vacuum Electrical Isolator
Description N/A Electrical isolators, sometimes referred to as 'breaks' or 'envelopes', consist of metal sleeves brazed to each end of an insulating ceramic tube. These assemblies provide electrical isolation of system components that operate within a common environment.
Dimension A N/A N/A N/A N/A 1.9 in48 mm N/A 2.6 in67 mm
Dimension B N/A N/A N/A N/A 0.25 in6.3 mm N/A 1.00 in25 mm
Dimension C N/A
Installation N/A Weld N/A International Organization for Standardization (ISO) Flange N/A ConFlat Flange N/A Weld N/A Weld
Installation Size N/A N/A NW16KF N/A NW16CF 1-1/3 in N/A N/A
Direct Current (DC) Voltage Rating N/A 15 kV N/A 15 kV N/A 15 kV N/A 6 kV N/A 20 kV
Pressure at 20 Degree Celsius (ºC) Temperature N/A 900 psig61 bar N/A N/A 900 psig61 bar N/A 500 psig34 bar N/A 500 psig34 bar
Internal Pressure N/A 1 x 10-10 Torr
Minimum Temperature N/A N/A N/A N/A -55 ºC N/A -55 ºC
Maximum Temperature N/A N/A N/A N/A 450 ºC N/A 450 ºC
Tube Material N/A Kovar® N/A Kovar® N/A Kovar® N/A Stainless Steel N/A Stainless Steel
Insulation Material N/A Alumina Ceramic
Magnetic Material N/A true
Insulator Inner Diameter (ID) N/A 0.31 in7.9 mm N/A 0.31 in7.9 mm N/A 0.31 in7.9 mm N/A 0.75 in19 mm N/A 0.75 in19 mm
Extreme/Custom Design N/A
  • Voltages in excess of 180 kV
  • Pressures to 10,000 psig
  • Insulator IDs in excess of 15 inches
  • Special fittings
  • Radiation resistant
  • Non-circular geometries
  • Fluted configurations
Applications N/A A few of the many applications in which these isolators are commonly used are:
  • Semiconductor processing equipment
  • Particle accelerators
  • Furnaces
  • Analytical equipment
  • Beam line tubes
  • Aerospace
  • Telecommunications
New Products N/A
  • Newly designed water isolators with higher pressure ratings
  • Standard non-magnetic isolators
Additional Information N/A They can also be used to act as a conduit to introduce gases or liquids into hermetic systems.
  • Cryogenic isolators are used to introduce cryogenic fluids into a system and to provide electrical isolation of line components.
  • Water isolators are used to introduce water or other fluids into a system and to provide electrical isolation of line components.
  • Vacuum isolators are used to provide an electrical break between the vacuum system and other external components.