Fig. 8/1 SIPROTEC 4. 7UT6 differential protection relay for transformers, generators, motors and busbars. 7UT/ 7UT 7UT LS. P. a The numerical protection relays 7UT6 are primarily applied transformers. 7UT 2 windings. 7UT/ 2 up to 3 windings. 7UT 2 up to 5 windings. Manual This manual is valid for SIPROTEC ® 7UT differential protection; firmware bar protection for up to seven feeders with one single 7UT relay.

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Tools Digital Grid Digital Grid. User-defined messages can be relat as well. The flexible communication interfaces are open for modem communication architectures with control system.

SIPROTEC 7UT – Digital Grid – Siemens

Protection for Rail Electrification go. Turn off more accessible mode.

The specific application can be chosen by parameterization. Description Functions Downloads Configurator. The protection relay can be parameterized for use with three-phase and single-phase transformers.


Voltage and Maunal Protection go. Software for Protection go.

Control Center Solutions go. Motor and Generator Protection go.


Overcurrent and Feeder Protection go. High Impedance Protection go. In this way an optimal adaption of the relay to the protected object can be achieved. In addition to this, a thermal replica is integrated for the supervision of the ohmic losses in the plant.

The protection relay can be parameterized for use with threephase and single-phase transformers. The relays provide easy-to-use local control and automation functions.

Therefore, complete thermal monitoring amnual a transformer is possible, e. The integrated programmable logic CFC allows the users to implement their own functions, e.

Smart Grid Software Solutions go.

Products for Power Quality and Measurement go. Cyber Security Products and Solutions go. Line Differential Protection go. Search Search term s Search.

The SIPROTEC 7UT differential protection relay are used relag fast and selective fault clearing of short-circuits in transformers of all voltage levels and also in rotating electric machines like motors and generators, for short lines and busbars.


Capacitor Bank Protection go.

Siprotec 7ut612 Transformer Differential Protection Relay – Automation Device

Combined Line Differential and Distance Protection go. Products for Protection go. Turn on more accessible mode. Optionally, a low or high-impedance restricted earth-fault protection, a negative sequence protection and a breaker failure protection can be used. Transient Ground Fault Function go. High Speed Busbar Transfer go. Products for Substation Automation go. Distance Protection Relay go. Skip directly to content. With external temperature monitoring boxes thermo-boxes temperatures can be measured and monitored in the relay.

Transformer Differential Protection go.