PPMV Product Management GSec SF 6 loadbreak switchdisconnector

PPMV – Product Management GSec SF 6 load-break switch-disconnector

GSec Three position switch disconnector Upper terminal SF 6 line disconnector SF 6 earthing switch Insulate busbar from cables Grounds cable side Lower terminal Capacitive dividers intergrated © ABB Group Month DD, Year | Slide 2

GSec Compact and safe structure § Upper part in epoxy resin and filled with SF 6: ü § § ü long-term protection against external environment ü Sealed for life: 30 years Lower part in stainless steel ü Metallic partition (PM) between busbar and cable compartments ü Safety for operators during maintenance activities Lower bushings with integrated capacitive dividers: ü © ABB Group Month DD, Year | Slide 3 compact design Direct cable connection

GSec Actuators Line actuators: • Single spring mechanism (1 S – dead centre) • Double spring mechanism (2 S – stored energy) Earth actuator: • Single spring mechanism (1 S – dead centre) 1. 2. 3. 4. 5. 6. 7. © ABB Group Month DD, Year | Slide 4 Line operating slot Earth operating slot Line diagram with indicators Pushbuttons (for 2 S actuator) Voltage indicators Spring charged signal Fuse blown signal

GSec Actuators diagrams 1 S – Single Spring 2 S – Double Spring time Actuation speed is independent from operator © ABB Group Month DD, Year | Slide 5 time

GSec Typical units © ABB Group Month DD, Year | Slide 6 GSec/T 1 GSec/T 2 1 S – Single spring mechanism 2 S – Double spring mechanism (stored energy)

GSec Typical units GSec/IB § 1 S – Single spring mechanism § 2 S – Double spring mechanism § For panels with removable circuit breakers § Fuse tripping system § Fuse base § Fuse blown indicator § Downstream earthing switch (interlocked) § © ABB Group Month DD, Year | Slide 7 GSec/T 2 F Downstream earthing switch (interlocked)

GSec Mechanical interlocks for safety § | Slide 8 (3) Closed Open - Isolated Earth It is possible to close the earthing switch only if the line switchdisconnector is open Earthing switch – Panel door § © ABB Group Month DD, Year (2) Line disconnector - Earthing switch § § (1) It is possible to open the door only if the earthing switch is closed

GSec Wide range of accessories Line Switch Disconnector - Shunt opening release (T 2/T 2 F) - Shunt closing release (T 2/T 2 F) - Pushbutton protection (T 2/T 2 F) - Fuse blown contact (T 2 F) - Motor closing spring charger - Auxiliary contacts 4 NC/4 NO - Key locks - VPIS - Manometer or pressure switch © ABB Group Month DD, Year | Slide 9 Earthing switch - Auxiliary contacts 4 NC/4 NO - Key locks

GSec Safety and Compactness Safety - Metallic partition thanks to lower part in stainless steel - Mechanical interlocks to prevent unsafe operations - Separate operating seats for line and earth © ABB Group Month DD, Year | Slide 10 Compactness - Can fit 375 mm wide panels - No need for cross-beam with insulators and direct cables connection thanks to integrated capacitive dividers

GSec SF 6 three-positions LBS Three positions load-break switch disconnector: SF 6 Load break switch § SF 6 Disconnector § SF 6 Earthing switch (cable side) Rated Voltage [k. V] 12 (1 S / 2 S) 17. 5 (1 S / 2 S) 24 (1 S / 2 S) Rated Current [A] 630 / 800 630 16(3 s) / 25(2 s) 16(3 s) / 20(3 s) 16(3 s) / 20(2 s) Short time current [k. A] Mechanical class Electrical class © ABB Group Month DD, Year § | Slide 11 Line: M 1 / M 2 – Earth: M 0 Line: E 3 – Earth: E 2