Type 483

~ 55 mm

Typ 483 von E-T-A: Einpoliger, thermischer Schutzschalter mit Gewindehalsbefestigung und Druck/Zug-Betätigung.

Description

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). 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.

Technical Data

Voltage rating	AC 115 V (400 Hz) DC 28 V higher voltage ratings upon request
Current ratings	from 1 A up to 35 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	20,000 operations mechanical or 10,000 operations at 1 x I_N (<= 25 A) 5,000 operations at 1 x I_N (30 + 35 A)
Interrupting capacity I_cn	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
Certificates	LN 29886, UL, VG 95345 part T06, MS 3320, QPL

Accessories

Order number	Description
X20080103	splash cover black with O-ring
X20080108	splash cover transparent with O-ring
X20080201	splash cover black with O-ring, nickel plated nut
X20080202	splash cover black with O-ring, matt black finish nut
X20080301	actuator extension
Y30700401-05	identification collar
Y30700501	lock out ring