Sepam series 20 Sepam series 40 - POWERLAB
Sepam series 20 Sepam series 40 - POWERLAB
Sepam series 20 Sepam series 40 - POWERLAB
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Protection<br />
Setting ranges<br />
Functions Settings Time delays<br />
ANSI 27 - Phase-to-phase undervoltage<br />
5 to 100% of Unp 0.05 s to 300 s<br />
ANSI 27D/47 - Positive sequence undervoltage<br />
15 to 60% of Unp 0.05 s to 300 s<br />
ANSI 27R - Remanent undervoltage<br />
5 to 100% of Unp 0.05 s to 300 s<br />
ANSI 27S - Phase-to-neutral undervoltage<br />
5 to 100% of Vnp 0.05 s to 300 s<br />
ANSI 32P - Directional active overpower<br />
1 to 1<strong>20</strong>% of Sn (3) 0.1 s to 300 s<br />
ANSI 32Q/<strong>40</strong> - Directional reactive overpower<br />
5 to 1<strong>20</strong>% de Sn (3) 0.1 s to 300 s<br />
ANSI 37 - Phase undercurrent<br />
0.15 to 1 Ib 0.05 s to 300 s<br />
ANSI 38/49T - Temperature monitoring (RTDs)<br />
Alarm and trip set points<br />
0 to 180 °C (or 32 to 356 °F)<br />
ANSI 46 - Negative sequence / unbalance<br />
Definite time 0.1 to 5 Ib 0.1 s to 300 s<br />
IDMT 0.1 to 0.5 Ib (Schneider Electric) 0.1 to 1Ib (IEC, IEEE) 0.1 s to 1 s<br />
Tripping curve<br />
Schneider Electric<br />
IEC: SIT/A, LTI/B, VIT/B, EIT/C (2)<br />
IEEE: MI (D), VI (E), EI (F) (2)<br />
ANS 47 - Negative sequence overvoltage<br />
1 to 50% of Unp 0.05 s to 300 s<br />
ANSI 48/51LR/14 - Excessive starting time / locked rotor<br />
0.5 Ib to 5 Ib ST start time 0.5 s to 300 s<br />
LT and LTS time delays<br />
0.05 s to 300 s<br />
ANSI 49RMS - Thermal overload Rate 1 Rate 2<br />
Negative sequence factor 0 - 2.25 - 4.5 - 9<br />
Time constant Heating T1: 5 to 1<strong>20</strong> mn T1: 5 to 1<strong>20</strong> mn<br />
Cooling T2: 5 to 600 mn T2: 5 to 600 mn<br />
Alarm and trip set points<br />
50 to 300% of thermal capacity used<br />
Cold curve modification factor 0 to 100%<br />
Switching of thermal settings condition<br />
by logic input<br />
by Is setting adjustable from 0.25 to 8 Ib<br />
Maximum equipment temperature 60 to <strong>20</strong>0°C<br />
ANSI 50/51 - Phase overcurrent<br />
Tripping curve Tripping time delay Reset time<br />
Definite time<br />
DT<br />
SIT, LTI, VIT, EIT, UIT (1)<br />
DT<br />
RI<br />
DT<br />
IEC: SIT/A, LTI/B, VIT/B, EIT/C DT or IDMT<br />
IEEE: MI (D), VI (E), EI (F)<br />
DT or IDMT<br />
IAC: I, VI, EI<br />
DT or IDMT<br />
Is set point 0.1 to 24 In Definite time Inst.; 0.05 s to 300 s<br />
0.1 to 2.4 In IDMT 0.1 s to 12.5 s at 10 Is<br />
Reset time Definite time (DT; timer hold) Inst.; 0.05 s to 300 s<br />
IDMT (IDMT; reset time)<br />
0.5 s to <strong>20</strong> s<br />
Confirmation (2)<br />
None<br />
By negative sequence overvoltage<br />
By phase-to-phase undervoltage<br />
ANSI 50 BF - Breaker failure<br />
Presence of current<br />
0.2 to 2 In<br />
Operating time<br />
0.05 s to 300 s<br />
(1) Tripping as of 1.2 Is.<br />
(2) On <strong>series</strong> <strong>40</strong> only.<br />
(3) Sn = 3.In.Unp.<br />
15
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