22

High-Voltage Switchgears, Installations and Systems

Switchgear Installations for High-Voltage...

2211.17

Construction (installation) of medium-voltage switchgears

2211.21

Construction (installation) of high-voltage switchgears (over 30 kV)

2211.24

Outdoor switchgear installations for high-voltage over 60 kV

2211.27

Outdoor switchgear installations for high-voltage under 60 kV

2211.31

SF6 enclosed switchgear installations for high-voltage

2211.34

Indoor switchgear installations for high-voltage over 60 kV

2211.37

Indoor switchgear installations for high-voltage up to 60 kV

2211.41

Gas-insulated medium-voltage switchgears

2211.44

Air-insulated medium-voltage switchgears

2211.47

Metal-enclosed indoor switchgear installations for high-voltage (with immovable mounted or drawout switchgear units)

2211.51

Load switchgear installations

2211.57

Supervision equipment for switchgears

2211.61

Apparatus and equipment for line protection

2211.65

Switchboards (high-voltage)

Power Circuit Breakers...

2222.17

Circuit breakers of 60 kV and over

2222.21

Small-oil-volume circuit breakers under 60 kV

2222.24

SF6 -circuit breakers under 60 kV

2222.27

Vacuum circuit breakers under 60 kV

Load Interrupters...

2224.11

Load interrupter switches

Load Disconnectors...

2226.14

Load disconnecting switches of 60 kV and over

2226.17

Load disconnecting switches under 60 kV

2226.19

Medium-voltage load-break switches

Lightning Arresters...

2233.11

Lightning arresters
— Arc protective fittings for overhead line insulators see 2824.31

High-Voltage Resistors...

2235.11

Neutral earthing, filter and damping resistors

No-Load Circuit Breakers...

2238.17

Disconnectors and earthing switches of 60 kV and over

2238.21

Disconnectors and earthing switches under 60 kV (also pole switches, disconnecting double-throw switches, push disconnectors, capacitor disconnectors)
— Safety earthing and short-circuiting devices see 2839.17-2839.21

Fuse Devices and High-Voltage Fuses...

2244.17

High-voltage fuse disconnectors

2244.21

High-voltage fuse holders (supports)

2244.24

High-voltage high-rupturing-capacity fuse links

Accessories for High-Voltage Switchgear and Installations...

2299.17

Insulating rods, insulated pliers for switching, fuse pliers

2299.21

Short-circuit indicators

2299.24

Capacitive voltage indicator systems

2299.27

Capacitive voltage testing systems

2299.29

Substation clamps

2299.99

Other accessories for high-voltage switchgears
— Insulators see 2811.17-2811.24
— Ready-made contacts see 9326.21