Type: 446/447/449
Description
Single pole thermal-magnetic circuit breakers with tease-free, trip-free, press-to-reset snap action mechanism and special dual button manual release which avoids the danger of unintended disconnection (M-type TM CBE to EN 60934). Surface mounted, compact design available with fast acting, standard and delayed switching characteristics.
Options include auxiliary contact and remote electrical disconnection.
Voltage rating |
|
---|---|
Current ratings |
from 30 A until 400 A type 446 from 100 A until 400 A type 447 from 125 A until 500 A type 449 |
Number of poles | single pole |
Mounting method | socket |
Terminal design | screw terminals |
Actuation |
manual release push button |
Auxiliary contacts |
with auxiliary contacts without auxiliary contacts |
Water splash protection | without water splash protection |
Illumination | without illumination |
Typical life |
1,000 operations at IN 2,000 operations mechanical |
Interrupting capacity Icn | 10,000 A |
Certificates | type 446: UL type 447: UL; QPL Sweden type 449: UL, VG 95345 T15 |
Applications
- Automation
- Chemical, Oil & Gas
- Commercial Vehicles
- Minus DC 28 V
Downloads
Datasheet & Explanations