Sf6 System - efacec NORMAFIX Instructions Manual

CLR mechanism (SF6 circuit breaker)
1 – Lever (charging system the springs of circuit
breaker
2 – Maniple for open and close the circuit
breaker
3 – Mechanical synoptic state of circuit breaker

5. SF6 SYSTEM

The ISF switches and SF isolators, of insulation in SF6, used in the NORMAFIX cells are
devices that are watertight and sealed for life (according to IEC 62271).
The tightness of this equipment is guaranteed by routine tests performed. The expected
life of this equipment is 30 years.
To access the valve it is necessary to remove the hood of the engine command (see
instructions in this manual.)
Features of the valve used:
Supplier: EFACEC
Model: 37409072
Dimensions: DN14,5
The valve is resistant to decomposing SF6.
Operations to remove the SF6 Switches shall be conducted by EFACEC technicians.
4 – Mechanical synoptic state of springs
5 – Maneuvers counter
6 – Hole to insert lever (charging system the
springs)
1
2
3
12
NORMAFIX
4
5
6