446/447/449


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Type: 446/447/449 Скачать PDF
446/447/449
Dimensions
446/447/449
Internal connection diagrams
446/447/449
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:
  • DC 28 V
Current ratings:
from 30 A to 400 A  type 446
from 100 A to 400 A  type 447
from 125 A to 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
Approvals:
type 446: UL
type 447: UL; QPL Sweden
type 449: UL, VG 95345 T15