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Ćwiczenie nr 9 |
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Imię i nazwisko:
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Temat ćwiczenia:
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Data wykonania:
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Sprawdzanie funkcjonalności poszczególnych zabezpieczeń:
Lp. |
Wymuszenie zadziałania zabezpieczenia |
Sygnalizacja na stanowisku |
Sygnalizacja na |
Reakcja wyłączników |
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ZT - 10 |
ZT - 20 |
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1 |
I0 stopień temperaturowy (wył. Na stanowisku) |
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II0 stopień temperaturowy |
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Przekaźnik Buchholza górny pływak (poruszyć nim) |
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Przekaźnik Buchholza dolny pływak (poruszyć nim) |
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Przekaźnik Buchholza (przycisnąć przycisk testujący na przekaźniku) |
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ZT - 10 (przycisk test na zabezpieczeniu) |
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ZT - 20 (przycisk test na zabezpieczeniu) |
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Badanie zabezpieczenia ZT - 10
Badanie człony przeciążeniowego:
Lp. |
Wartość nastawy I>[A] |
Ir [A] |
Irśr [A] |
Ip [A] |
Ipśr [A] |
kp |
Wartość nastawy I>>T[A] |
Ir [A] |
Irśr [A] |
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7 |
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badanie członu zwarciowego:
Lp. |
Wartość nastawy I>[A] |
Ir [A] |
Irśr [A] |
Ip [A] |
Ipśr [A] |
kp |
Wartość nastawy I>>T[A] |
Ir [A] |
Irśr [A] |
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testowanie działania zabezpieczenia:
Sprawdzanie czasu działania zabezpieczenia zwarciowego:
Lp. |
I nastawione |
T nastawione |
T zmierzone |
T średnie |
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Badanie zabezpieczenia ZT - 20
Badanie człony przeciążeniowego:
Lp. |
Wartość nastawy I>[A] |
Ir [A] |
Irśr [A] |
Ip [A] |
Ipśr [A] |
kp |
Wartość nastawy I>>T[A] |
Ir [A] |
Irśr [A] |
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badanie członu zwarciowego:
Lp. |
Wartość nastawy I>[A] |
Ir [A] |
Irśr [A] |
Ip [A] |
Ipśr [A] |
kp |
Wartość nastawy I>>T[A] |
Ir [A] |
Irśr [A] |
1 |
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testowanie działania zabezpieczenia:
Sprawdzanie czasu działania zabezpieczenia zwarciowego:
Lp. |
I nastawione |
T nastawione |
T zmierzone |
T średnie |
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e)Badanie członu różnicowego:
Lp. |
I nastawione [A] |
Ir[A] |
Iśr[A] |
r [%] |
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4. Sprawdzanie działania zabezpieczeń dla transformatorów o grupie połączeń Yy0:
Miejsce zwarcia wg schematu |
Pobudzenie na ZT - 10 |
Pobudzenie na ZT - 20 |
Zadziałanie sygnalizacji na stanowisku |
Reakcja wyłączników |
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Sprawdzanie działania zabezpieczeń dla transformatora o grupie połączeń Yd11
Miejsce zwarcia wg schematu |
Pobudzenie na ZT - 10 |
Pobudzenie na ZT - 20 |
Zadziałanie sygnalizacji na stanowisku |
Reakcja wyłączników |
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