Siemens
СРЕДСТВА ПРОМЫШЛЕННОЙ АВТОМАТИЗАЦИИ
официальный партнер Сименс
Каталог СА01 2017
архивный
(4872) 700-366
skenergo@mail.ru

SIPROTEC 7SJ62 - Overcurrent Protection

Protection functions

  • Overcurrent protection
  • Directional overcurrent protection
  • Sensitive dir. earth-fault detection
  • Displacement voltage
  • Intermittent earth-fault protection
  • Directional intermittent ground fault protection
  • High-impedance restricted earth fault
  • Inrush restraint
  • Motor protection
  • Overload protection
  • Temperature monitoring
  • Under-/overvoltage protection
  • Under-/overfrequency protection
  • Rate-of-frequency-change protection
  • Power protection (e.g. reverse, factor)
  • Undervoltage controlled reactive power protection
  • Breaker failure protection
  • Negative-sequence protection
  • Phase-sequence monitoring
  • Synchro-check
  • Auto-reclosure
  • Fault locator
  • Lockout

Control functions/programmable logic

  • Commands for control of a circuit-breaker and of isolators
  • Position of switching elements is shown on the graphic display
  • Control via keyboard, binary inputs, DIGSI 4 or SCADA system
  • User-defined logic with CFC (e.g. interlocking)

Monitoring functions

  • Operational measured values V, I, f
  • Energy metering values Wp,Wq
  • Circuit-breaker wear monitoring
  • Slave pointer
  • Trip circuit supervision
  • Fuse failure monitor
  • 8 oscillographic fault records
  • Motor statistics

Communication interfaces

  • System interface
    • IEC 60870-5-103/ IEC 61850
    • PROFIBUS-FMS/-DP
    • DNP 3.0/MODBUS RTU
  • Service interface for DIGSI 4 (modem)
  • Front interface for DIGSI 4
  • Time synchronization via IRIG B/DCF77

Hardware

  • 4 current transformers
  • 3/4 voltage transformers
  • 8/11 binary inputs
  • 8/6 output relays
















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Арматура DENDOR

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Датчики и измерители

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Регуляторы и регистраторы

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Пневматическое оборудование

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Краны и Клапаны

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Измерительные приборы

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Системы беспроводного управления «умный дом»

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SKW-FS - Установка умягчения

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SKW-FK - Установка обезжелезивания

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