EF distribution class medium-voltage disconnects

15-38 kV

Rated continuous current up to 900 A
Lightning impulse (BIL) up to 150 kV

EF medium-voltage distribution class disconnects

Crossarm mounted with either through bolts or optional clamping arrangement, the type EF disconnect is a robust, securely-mounted switch for disconnection at a crossarm or frame assembly where a clamp-mounting assembly is suitable.

Watch the video below to learn more about Siemens medium-voltage air-break disconnect switches.

Medium-voltage air-break disconnect switches overview video

Application:

Distribution class disconnection where clamp mounting is possible.

Features include:

Loadbreak hooks
Compact design
Polymer or porcelain insulators.

Options:

Backplate set
Tinned terminal pads
Loadbreak hooks
Cable connectors.

Ratings:

Voltage ratings of 15 kV, 25 kV, or 38 kV
Rated continuous currents of 600 A or 900 A
Lightning impulses (BIL) of 110 kV or 150 kV.

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