Dilihat 3433
- Know how to calculate the short circuit level.
- The transient phenomena in power systems.
- Understand the arc phenomena and circuit interruption.
- Know the different types of circuit breakers and industrial switchgears.
- Be able to select the proper specifications of CB and switchgears.
- Know the maintenance procedures.
- Be able to do all tests on circuit breakers.
- Be able to detect circuit breakers troubleshooting.
- Know the methods of system earthing and protection requirements.
- Be able to control circuit breakers with associated relaying systems.
- Single line diagrams – what is a power network? Why different voltage levels?
- Network components – active and passive – typical examples
- Simple busbar and substation layouts – layouts – protection and control circuits
- Fault Levels & MVA rating of equipment
- Measuring transformers VT’s and CT’s
- Circuit breaker utilization, disconnector operation and earthing switches
- Fuses - LV and HV fuses. Fuse gear
- Air break switches
- MCC’s for LV distribution boards
- Rating of switchgear - normal and fault duties
- Selection and checking for correct switchgear ratings - LV, MV, HV and EHV
- Primary substations – name plate data
- Device function numbers – suffix letters, main devices and auxiliary devices
- Vacuum Switchgear up to 36kV
- Description of equipment – front, rear, cable entry and busbars
- Vacuum principles of interruption
- Air and SF6 external insulation of busbars and vacuum interrupters
- Oil breakers
- Maintenance requirements air, oil, vacuum and SF6
- Busbar configurations – single, double, sectionalized and breaker and a half
- Main substation earthing and bonding
- Step and touch potentials – danger to personnel
- Routine testing and certification of substation earthing
- Interrupter classification - mechanisms, motor - spring, hydraulic and solenoid
- Switching Requirements – interrupting time
- Auto - reclosing considerations – ring main and radial circuits
- Typical substation arrangements and MCC's
- Definitions and terminology
- Fault level calculations
- Motor and generator fault contributions
- Low voltage equipment
- Medium voltage equipment
- High voltage equipment
- Name plate ratings - interpretation
- CT's and VT's
- Basic protection requirements
- Fuses - motor starting types
- Fused switches
- Moulded case type breakers
- Air break switches
- Vacuum contactors - fused
- Vacuum circuit breakers
- SF6 puffer, rotating arc devices
- Special insulating requirements for 36kV
- Solid and gaseous insulation - problems!
- Health and Safety in Substations
- Mechanisms of deterioration of insulation
- MCC testing and refurbishment - contacts and arc chutes
- Trouble shooting – use of diagrams and manufacturers manuals
- Block diagrams, line diagrams, wiring diagrams, interlock diagrams
- Required maintenance – condition, heaters, fuses, mechanism, overhaul
- Weekly, monthly, yearly program of maintenance – 5 years and more?
- Principles of circuit breaker maintenance – mechanisms and mechanical aspects
Formulir Pendaftaran
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HUBUNGI KAMI
Komplek Pertokoan Ruko Tritunggal No. T7, Jotawang, Bantul, Yogyakarta 55188
Phone : 0811 2949 265
Email : marketing1@cakrabiwa.co.id
