Pursuant to Article 116 of the Energy Law

4.2.7.3. Flickers 
4.2.7.3. Flickers caused by the facility of transmission system user must not exceed: 
- Е
Pst
= 0.8; 
- Е
Plt
= 0.6; 
Where ЕP
st
and ЕP
lt
parameters are defined according to IEC standards 61000-3-7 which 
relate to electromagnetic compatibility. 
4.2.8.
 
PARTICIPATION
 
IN
 
THE
 
TRANSMISSION
 
SYSTEM
 
DEFENCE
 
PLANS 
4.2.8.1. JSC EMS act laying down the connection/inter-connection includes the obligation 
and the manner of inclusion of the facility in the Transmission System Defence Plans.
4.2.8.2. Details regarding the inclusion of the facility in the plans shall be subsequently 
specified by the JSC EMS after consulting the transmission system user. 
4.2.9.
 
COMMUNICATION
 
AND
 
REAL-TIME
 
DATA
 
INTERCHANGE 
4.2.9.1. JSC EMS act laying down the connection/interconnection determines the way of 
exchanging data in real-time and communicating with transmission system user, as well as 
the manner of connecting technical control systems in accordance with the Annex B. 
4.2.9.2. JSC EMS shall set requirements and method of real-time data interchange between 
the facilities of the transmission system users and relevant JSC EMS infrastructure, i.e.: 
- main characteristics of the terminal equipment in the facility; 

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- method of terminal equipment connection/inter-connection to the 
communication infrastructure of JSC EMS; 
- maintenance requirements of the communication system availability used by 
JSC EMS;
- protocol on real-time data interchange; 
- parameters ensuring real-time data transfer; 
- class of metering converter accuracy.