Type: 452


~ 80 mm
Typ 452 von E-T-A: Einpoliger, thermisch-magnetischer Schutzschalter mit Gewindehalsbefestigung und Druck/Zug-Betätigung.

Single pole high performance thermal-magnetic circuit breaker, with tease-free, trip-free, snap action mechanism and push/pull on/off actuation (M-type TM CBE to EN 60934). An indicator band on the push button clearly shows the tripped/off position. Threadneck panel mounted in tracked vehicle and aircraft/general purpose versions, with optional fast acting magnetic characteristics and auxiliary contacts.

Voltage rating
  • DC 28 V
Current ratings from 50 A until 100 A  
Number of poles single pole
Mounting method threadneck
Terminal design screw terminals
Actuation manual release
push button
Auxiliary contacts with auxiliary contacts
without auxiliary contacts
Water splash protection with water splash protection
without water splash protection
Illumination without illumination
Typical life 2,500 operations at 1 x IN
Interrupting capacity Icn 6,000 A
Certificates VG 95345 part 17, UL, QPL Canada, QPL Sweden


Order number Description
X 200 801 03

splash cover black with O-ring

X 200 801 08

splash cover transparent with O-ring

X 200 802 01

splash cover black with O-ring,

nickel plated nut

X 200 802 02

splash cover black with O-ring,

matt black finish nut

X 200 803 01

actuator extension

Y 307 004 01-05

identification collar

Y 307 005 01

lock out ring


  • Aerospace
  • Automobiles
  • Commercial Vehicles
  • Minus DC 28 V
  • Minus DC 48 V
  • Minus DC 72 V
  • Rail vehicles
  • Telecom & Datacom
  • Watercraft & Vehicles
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