Maintenance and adjustment of disconnectors 2
Advanced training in disconnector maintenance and adjustment.
- Formation level
- Intermediate
- Domain
- Maintenance Substation
- Duration of training
- 28 hour(s)
- Reference
- MAINPO21
/ Informations
- Intern Profil
Maintenance operators in the substation area.
- Required
Knowledge of maintenance operations 1-2 in the substation area.
- Needed stuff
PPE, PC and something to write with.
/ Content
- • General information and disconnector technology,
• Removal and fitting of an SSP 420 upper arm (removal, fitting and adjustment of the linkage),
• Installation of 90kV pantograph poles and adjustment of the assembly with the collection bars,
• Re-adjustment of the linkage on a 63kV rotary disconnector,
• Replace the arm of a 400kV earthing switch,
• REX equipment behaviour (disconnectors),
• Study of disconnector shunting possibilities,
• MR41 control troubleshooting.
/ Objective
- • Identify the different types of disconnectors in the fleet and recognise the technology of the different HV disconnectors,
• Visualise the kinematics of disconnectors,
• Apply the disconnector setting method,
• Explain the loop current device of the SSP 420,
• Describe the special features of 400kV STs,
• Apply the ST 400kV setting method,
• Explain the policy for upgrading disconnectors and rehabilitating EGIC controls,
• Apply the sizing rules for shunting a disconnector,
• Explain the rules of compatibility when replacing controls or active parts with different devices.