/PERATING INSTRUCTIONS
6%
6
# ' #
3ETTINGS FOR PARALLELING
&OR AUTOMATIC PARALLELING THE PERMISSIBLE LIMITS
5
F AND
MUST BE SET TO CHECK THE SYNCHRONISM
4HE VOLTAGE DIFFERENCE
5 CAN BE SET SEPARATELY FOR
5 5 AND 5 5 ADDRESSES AND
0ARALLELING IS NOT POSSIBLE IN THE CORRESPONDING
RANGE WITH A SETTING OF 6 )T IS NOT MEANINGFUL TO SET
BOTH VOLTAGE DIFFERENCES TO 6 SINCE THIS CONDITION
CANNOT BE SATISFIED IN PRACTICE
4HE FREQUENCY DIFFERENCE
F CAN ALSO BE SET SEPA
RATELY FOR OVERSYNCHRONOUS F F AND SUBSYN
CHRONOUS F F SWITCHING ADDRESSES AND
0ARALLELING IS NOT POSSIBLE IN THE CORRESPOND
ING RANGE WITH A SETTING OF (Z THE FREQUENCY BA
LANCER CONTROLS INTO THE OTHER RANGE IN THIS CASE IF FRE
QUENCY BALANCING CAN BE CARRIED OUT 6% 4HE
CIRCUIT BREAKER CLOSING TIME 4
#"
ADDRESS IS
DECISIVE FOR THE ACTUAL FREQUENCY DIFFERENCE LIMIT IN
ADDITION TO THE SETTING
F WITH HIGH CIRCUIT BREAKER
CLOSING TIMES THE PERMISSIBLE FREQUENCY DIFFERENCE
IS REDUCED AS SHOWN IN &IGURE
/NLY SYNCHRO
NOUS SWITCHING
IS POSSIBLE IF BOTH FREQUENCY LIMITS
ARE SET TO (Z
4HE HATCHED AREA SHOWS THE OPERATING
RANGE AS AN EXAMPLE FOR SETTING OF
FREQUENCY DIFFERENCE F (Z
F
(Z
4
#"
MS
&IGURE -AXIMUM FREQUENCY DIFFERENCE
F IN DEPENDENCE OF THE SETTING OF CIRCUIT BREAKER CLOSING TIME
4
#"
PARAMETER #" #,/3% 4- ADDRESS
Содержание 7VE51
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