4A ENGINEERING has the capability and the expertise of handling the advanced communication requirements of power systems and this is an important business segment for 4A ENGINEERING. Communication solutions in energy industry requires deep knowledge of communication systems background.

– Teleinformation systems – RTU – Load dispatch center systems
– SDH, PDH, MUX applications
– Leased lines
– DSL network data transfer
– Radio communications
– GSM/GPRS/3G network remote communciations systems
– Communication through power line carriers, PLC
– Optical fiber networks
– Voice and image transfer systems
– Special signalisation and protection communication
– Encrypted, secure communication and networks
– Wireless communication Wi-Fi, Radiolink, Microwave,Wi-Max