با توجه به نوسانات قیمتی بازار، جهت جلوگیری از ایجاد رویه های اضافی، گزینه استعلام سریع قیمت در ساعات اداری، کمتر از 10 دقیقه تبدیل به گزینه خرید می گردد.

رله حفاظتی VAMP 265

موجود

توضیحات

DIFFERENTIAL PROTECTION FEATURES
Dual slope bias characteristics

Selectable second harmonic blocking

Fast operating time

High stability during through faults

PROTECTION
Two differential overcurrent stages

Overcurrent stage

Earth-fault overcurrent stage

Circuit Breaker Failure protection

Arc flash protection (option)

Key Features:
Complete differential protection for generators, transformers and motors
Use together with VAMP 210 for a complete generation protection scheme
High stability against through faults
2nd and 5th harmonic blocking
Inbuilt Ethernet interface with Native IEC61850 communication including GOOSE messages
Numerical CT ratio correction
Selectable connection groups
Event handling and fault registration, up to 2000 event records
Disturbance recorder
Dual slope bias characteristic with fast operating time
High stability during through faults
Two differential overcurrent stages: Overcurrent stage and Earth fault overcurrent stage
CB Failure protection
Optional arc protection
Standard VAMP communication modules for connecting the relay to various system communication solutions and medias (order options)

 

 

IEEE/ANSI codeIEC symbolFunction name
50/513I>, 3I>>, 3I’>, 3I’>>Overcurrent protection
87ΔI>, ΔI>>Differential overcurrent protection
46I2>, I’2>Current unbalance protection
49T>Thermal overload protection
50N/51NI0>, I0>>,
I0>>>, I0>>>>
Earth fault protection
51F2If2>Second harmonic O/C stage
51F5If5>Fifth harmonic O/C stage
50BFCBFPCircuit-breaker failure protection
99Prg1…8Programmable stages
50ARC
50NARC
ArcI>, ArcI’>
ArcI01>, ArcI02>
Optional arc fault protection

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  • بدون عنوان Karim alami در تاریخ 10 ژوئن 2020

    ممنون از راهنماییتون و ارسال به موقع

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