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High Performance Circuit Breakers - 483

Supplier: E-T-A

Single pole, miniaturised, aircraft style thermal circuit breaker with tease-free, trip-free, snap action mechanism and push/pull on/off manual actuation (M-type TO CBE to EN 60934).

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An indicator band on the push button clearly shows the tripped/off position. Threadneck panel mounted, available in metric and US (MS 3320) configurations. Advanced two-chamber design contributes to fail-safe operation.

Temperature compensated from -55° to +125 °C, with optional auxiliary contacts, and fully approved for use on a wide range of aircraft and equipment. Full specification ensures suitability for the most demanding applications.

For three pole version see type 583.

  • Voltage rating of High Performance Circuit Breakers - 483:
    • AC 115 V (400 Hz)
    • DC 28 V
      • higher voltage ratings upon request
  • Current ratings of High Performance Circuit Breakers - 483:
    • from 1 A to 35 A
  • Number of poles of High Performance Circuit Breakers - 483:
    • single pole
  • Mounting method of High Performance Circuit Breakers - 483:
    • threadneck
  • Terminal design of High Performance Circuit Breakers - 483:
    • screw terminals
  • Actuation of High Performance Circuit Breakers - 483:
    • manual release
    • push button
  • Auxiliary contacts of High Performance Circuit Breakers - 483:
    • with auxiliary contacts
    • without auxiliary contacts
  • Water splash protection of High Performance Circuit Breakers - 483:
    • with water splash protection
    • without water splash protection
  • Illumination of High Performance Circuit Breakers - 483:
    • without illumination
  • Typical life of High Performance Circuit Breakers - 483:
    • 20,000 operations mechanical or
    • 10,000 operations at 1 x IN (<= 25 A)
    • 5,000 operations at 1 x IN (30 + 35 A)
  • Approvals of High Performance Circuit Breakers - 483:
    • LN 29886, UL, VG 95345 part T06, MS 3320, QPL
  • Interrupting capacity Icn:
    • AC 115 V (400 Hz):
    • <= 4 A: 1,000 A
    • 5 A: 2,000 A
    • 7,5...35 A: 2 500 A
    • DC 28V:
    • 1...25 A: 6,000 A
    • 30 + 35 A: 4,000 A

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