Tap changers are devices used to maintain a constant voltage in a transformer or to maintain it within the prescribed limits. An off-load tap changer, (OLTC), or De-Energized Tap Changer (DETC), allows the output voltage to be adjusted by changing the taps in the transformer using a control [...]
The tap changer you should select depends on various features such as: Maximum tension class Maximum intensity Number of positions required But also any other feature necessary for your device you think is relevant You can use the technical form to define your tap changer and contact us by [...]
Yes, if you are looking for an off-load tap-changer with features that are not presented in our online catalog, we can design and manufacture it for you. Indeed, we can modify different parts of the devices presented, such as: Dimensions Distance between phases Number of positions, phases, and [...]
If the transformer is to be used in extreme weather conditions, such as corrosive environments or low temperatures (down to -50°), here is information that could be helpful: The aluminum parts located outside the Transformer (steering wheel, handle, control unit…), can be provided with anodic [...]
We recommend that the tap changer be operated several times on a full range of taps once a year to ensure that any deposits are removed from the contact area. In case annual maintenance is not possible and the tap changer has not been used for many years, it [...]
Our tap changers are compatible with following oils : Mineral Oils Synthetic Oils FR3 natural ester dielectric (we recommend to use a higher class voltage for the tap changer when using this [...]
We can help you if you need any explanation for handling the tap changer. For instance, if a change is required for your project or even an adjustment, our design team is ready to answer your questions Indeed, we have numerous instructions, procedures, and guides we can email you. [...]
Yes, on request, we are willing to provide you with 3D models of the tap changer. Do not hesitate to ask us by [...]
Indeed, if it is easier for you that we organize transportation with a French forwarder, we are willing to do so. We are used to international trade since we have been exporting our products since 1961, therefore you can ask us if [...]
Yes, we can affirm that the origin of our product is France because: The vast majority of our suppliers are from France. We manufacture most of the parts that compose our tap changers in our only factory in France (namely moving and fixed contacts, shafts, moving and fixed bars, [...]