sepam 20 user manual - Schneider Electric
sepam 20 user manual - Schneider Electric
sepam 20 user manual - Schneider Electric
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4<br />
DE80160<br />
DE80161<br />
Control and monitoring<br />
functions<br />
4/6<br />
(I24) external tripping 5<br />
(I25) pressure drop SF6.1<br />
(I26) pressure drop SF6.2<br />
(I21) external tripping 1<br />
(I22) external tripping 2<br />
(I23) external tripping 3<br />
(I14) external tripping 4<br />
(TC2) close order<br />
(I25) remote control disable<br />
T 0<br />
T = <strong>20</strong>0 ms<br />
&<br />
trip circuit fault<br />
(TC1) open order<br />
(I25) Inhibit remote control<br />
TC1 included<br />
Circuit breaker / contactor control<br />
ANSI code 94/69<br />
Block diagram (1): Sepam S<strong>20</strong>, S23, T<strong>20</strong>, T23 or M<strong>20</strong><br />
(I25) Inhibit remote control,<br />
TC1 included<br />
(I12) device closed<br />
Block diagram (1): Sepam B21 (3) or B22<br />
&<br />
&<br />
(2)<br />
0 T<br />
T = <strong>20</strong>0 ms<br />
0 T<br />
T = <strong>20</strong>0 ms<br />
(I12) device<br />
close<br />
tripping due to<br />
protection<br />
check-<br />
word<br />
bit 4<br />
O2<br />
inhibit<br />
closing<br />
checkword<br />
tripping due bit 4<br />
to protection<br />
O1<br />
tripping<br />
(shunt/ undervoltage)<br />
O11<br />
close order<br />
(1) Data used in the logic block diagram depend on the Sepam type, availability of MES114<br />
option and general parameters.<br />
(2) The usual case in which O2 is set to “undervoltage coil” (normaly closed).<br />
(3) Performs B<strong>20</strong> type functions.<br />
&<br />
&<br />
PCRED301005EN - 06/<strong>20</strong>08
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