Мультифункциональное цифровое реле: ADR241S (Numerical Self Powered Relay For Protection of Ring Main Unit: ADR241S)
Общее описание: The ADR241S is self powered relay, communicable 3 OC and 1 EF with Instantaneous high set specially designed for Protection of Ring Main Unit or compact sub-station where no any external power supply is not available.
Protection Functions - Instantaneous Over current Protection (OC-Inst.) - Instantaneous Earth Fault Protection (EF-Inst.) - Time Over current Protection (Phase) (OC-IDMT.) - Time Over current Protection (Earth) (EF-IDMT.)
Спецификация: - 4 Element (3 Phase + EF) over current IDMT with instant trip. - Display of fault current. / Load current. - Selection of Curve: Six selectable curves (Normal Inverse1 (C1), Normal Inverse2 (C2), Very Inverse (C3), Extremely Inverse (C4), Long Time Inverse (C5) & - Definite Time (C6). - Separate curve selection for phase and EF. - Latching of fault current up-to last 5 fault. - Programmable Annunciation Contact - SCADA compatibility. IEC60870-5-103 protocol.
Подробное описание и технические характеристики ADR241S-H - Смотреть
Подробное описание и технические характеристики ADR241S-V - Смотреть
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