The DTRV/TZ impedance relay for transformer is an analog protection of the PROTECTA line.

Click on the link to download the general documentation : Please contact our Sales Department

Click on the link to download the technical sheet : NC_DTRV

Click on the link to download the operation manual : Please contact our Sales Department

Click on the link to access to technical documentation to attach at your order : DOCACOM_PROTECTA