Microprocessor-based relay protection and automation devices for 6-35 kV bays - SPAC810

Upozornění! Tento výrobek není k dispozici ve Vámi zvolené zemi(Česká republika).
Current protections:
  • Non-directional overcurrent protection (3-step),
  • Directional overcurrent protection (3-step),
  • Overcurrent protection 2nd step acceleration,
  • Single-phase EF protection (non-directional 1-step overcurrent protection),
  • High harmonic-based single-phase EF protection (1-step),
  • Directional current single-phase EF protection (1-step),
  • Unbalance protection (1-step),
  • Breaker failure protection with independent current element

Specific motor protections:
  • Motor overload protection
  • Pseudo-thermal model,
  • Start mode protection,
  • Undercurrent/load loss protection

Voltage protections:
  • Single-phase undervoltage protection (1-step),
  • Three-phase undervoltage protection (2-step),
  • Negative sequence voltage protection (1-step),
  • Zero-sequence voltage protection (1-step),
  • Three-phase overvoltage (1-step)

Frequency protection:
  • Underfrequency protection (2-step), rate-ofchange incl.

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    Vaše volba:

    Kontakty ABB na Česká republika

    Prodej: Benny Markel
    Servis: Evzen Maly
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