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Off-circuit tap changers & OLTC components

The tap selection ages with the unit: contacts, springs, head gaskets. We supply complete off-circuit switches and OLTC components, identified from the transformer and tap-changer nameplates.

• All brands  • No displayed prices — quotation within 48 h  • Add your parts, send them in one go

Off-circuit tap changer, 5 positions

±2×2.5 % adjustment operated de-energised, padlockable front control.

±2×2.5 %5 positionsde-energised

Off-circuit tap changer, 3 positions

±5 % variant for stable networks.

±5 %3 positions

On-load tap-changer components

Contacts, springs, head gaskets, filters — per the OLTC manufacturer reference.

per OLTC ref.

Tap-changer protection relay

Oil-flow relay protecting the on-load tap-changer compartment.

oil-flowalarm / trip
Specify it right: nameplates of the transformer AND the tap changer, number of positions and tapping scheme, photo of the front-panel control.
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Your selection goes out as a single request

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