Page 71 - Sace Emax 2 Catalogue

SOFT WARE FUNCTIONS 4/7

Space saving - ATS unit manages only two sources, without
• No other Programmable Logic Controllers (PLC) interlock, logic programming and wiring con-
are needed as Emax 2 has embedded the intelli- nections for the third circuitbreaker with less
gence to realize the load shedding logics, taking time required for installation.
advantage of the current and voltage sensors
for electrical parameter measurements. Ease of use 04
• In addition, static converters for low voltage • Load shedding logics are generally set with high
photovoltaic production have typically anti-is- engineering skills and customization effort with
landing protections: this implies another power devices as programmable logic controllers.
deficit to be added to the main grid contribu- • Emax 2 guarantees easy installation thanks to
tion during the Microgrid islanding. Emax 2 is predefined templates and the user-friendly
the first circuit breaker that estimates solar graphic interface in the SW commissioning tool.
production without additional sensors.
• Load Shedding is suitable with ATS architec- For further information, please refer to the White
tures like Main-BusTie-Gen used to distinguish Paper “Emax 2, all-in-one innovation – Load Shed-
priority/not priority loads. ding” (1SDC007119G0201).
Where feasible, BusTie switching device is not
required anymore and this means:
- Significant space and material saving up to
50% in the power distribution switchgear for
panel builders.
- Load Shedding is self-tuned with the specific
power unbalance identification and dynami-
cally choses the controllable loads to be shed,
reducing constraints for consultants during
plant design.
—
Typical load shed-
ding application

Gen PV
Set Plant

–

LINE 1 OFFICIES LINE 2 WAREHOUSE POWER
FACTOR
CONNECTION

M M M
3 3 3
ASYNCHRONOUS MOTOR LIGHTING SOCKET LIGHTING HVAC