حفاظت مدار فیوز خودبازگشت (پی‌تی‌سی)

Product Attributes

Features

• Wide resistance range in telecom area from 4 to 70
• Fast protection against power contact faults
• Withstand high overload currents of up to 10 A
• High voltage withstanding capabilities for the larger sized thermistors (up to 600 V)
• Good tracking over a wide temperature range for all matched or binned thermistors (matching at 85°C ≤ 2x matching at 25°C)
• UL1434 approved types available (XGPU2)
• All telecom PTCs are coated with a high temperature silicon lacquer (UL 94 V - 0) to protect them from any harsh environments and to improve their lifetime

Applications

• Over - temperature/over - load protection:
  • Main distribution frame (MDF)
  • Central office switching (C.O.)
  • Subscriber terminal equipment (T.E.)
  • Set - top box (S.B.)