1. © Copyright year ABB. All rights reserved. - 1 - 5/1/2015 VBF OUTDOOR VACUUM CIRCUIT BREAKER 36kV PRODUCT INFORMATION

2. © Copyright year ABB - 2 - Salient Features Designed and type tested as per IEC- 60056/ IS:13118 Vacuum Interruption Porcelain clad live tank construction Suitable for outdoor substations & safety from fire hazards High mechanical endurance due to robust mechanism High electrical endurance due to short arcing time and rapid di-electric recovery Front view

3. © Copyright year ABB - 3 - Salient Features Easy to install. Structure mounted. Option to extend structure for instrument transformers Complete breaker shipped as one single unit. Can be shipped in knocked down kits also. Front view with front door open

4. © Copyright year ABB - 4 - Salient Features Pole chamber filled with SF6 or Nitrogen gas to prevent condensation Suitable for autoreclosure duty cycle of O-0.3sec-CO-3min-CO and CO-15s-CO For greater safety and reliability Option of 200kVp basic insulation level Option of two trip coils Cross-section of pole part Top terminal Arc chamber insulator Vacuum Interrupter Bottom terminal Insulating rod Support insulator Bottom crank housing

5. © Copyright year ABB - 5 - Construction Negligible maintenance Vacuum interruptors inside hermetically sealed porcelain insulators 3 poles mounted on common duct, common drive for 3 poles Operating mechanism and electrical accessories in weather proof steel cabinet Cabinet mounted on steel structure Rear view with back cover open

6. © Copyright year ABB - 6 - Operating Mechanism High operational reliability Simple and robust design O-C-O operation without recharging Closing spring charged by motor in less than 15 secs Mechanical / Electrical antipumping Suitable for high speed auto reclosing

7. © Copyright year ABB - 7 - Operating Mechanism Manual tripping and closing arrangement Provision for manual charging Mechanical ON-OFF and SPRING CHARGED indication Closing / tripping coil and spring charging motor voltage range: 24 to 250V DC, 110 to 230V AC Optional items available 12 NO + 12 NC auxiliary switch (Standard version: 6 NO + 6 NC) Additional tripping solenoid

8. © Copyright year ABB - 8 - TECHNICAL DETAILS DescriptionUnitRating VoltagekV36 CurrentA1600 Breaking capacitykA26.3 Short time withstand current (3 secs)kA26.3 Peak withstand currentkAp66 Insulation levelkVrms/kVp70/ 170* Operating sequence-O-3min-CO-3min-CO/ O-0.3secs-CO-3min-CO Weight (approx.)kg800 * 200kVp available on request TECHNICAL DETAILS

9. © Copyright year ABB - 9 - General Arrangement Drawing VBF

10. © Copyright year ABB - 10 - Industrial IT Industrial IT - Information architecture for seamlessly linking multiple applications and systems in real time Efficient integration in a system Plug and produce mode Integral tools for efficient installation, operation and maintenance throughout product life cycle The VBF circuit breaker complies with the ABB Industrial IT architecture - level 0 All product information can be provided in an interactive electronic format, compatible with ABB Aspect Object Technology

11. © Copyright year ABB - 11 - Applications Switching and protection Distribution networks Capacitor switching Switching unloaded transformers and reactors Suitable for Frequent switching duties Rapid auto-reclosing Arc furnace duty