Overcurrent protection relay for secondary distribution
FANOX ELECTRONIC

The most advanced monitoring systems for medium voltage primary and secondary distribution lines.
SIA-D
* Sia d lado web rev150P, 50N, 51P and 51N protection functions
* Overcurrent protection relay with a switched auxiliary power supply (110-230 Vac/90-220 Vdc and optional 48 Vdc)
* Can be temporarily supplied by an external battery
* Events can be recorded (optional) and specific test menu is provided depending on the model
* High electromagnetic compatibility
* Reduced depth of 75 mm makes it easy to install
* Ideal for transformation and distribution centres with auxiliary power supplies and/or rechargeable batteries
* Fitted with 2 67 N neutral directional units
* 4 inputs and 4 outputs configurables
* Indicates the cause of the trip even though the relay loses the supply (bistable magnetic indicators)
* Osillography is available
* LCD screen allows the parameters to be set and monitored
* RS 232 serial port on the front and real RS 485 port on connection terminals. The ModBus RTU protocol is implemented for both ports.
Fanox is a leader in protection & control and has a long experience as manufacturer of equipment for the market's leading utilities and industry.
We offer an extensive array of options within control, measurement and communication in electrical substations for secondary and primary distribution lines.
Fanox' long term commitment to produce high quality products offers our customers a total protection guarantee solution.