Решения для Вашей безопасности

Type: 446/447/449

Description

100 mm

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.

Downloads

Technical Data

Technical Data

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
Typical life 1,000 operations at IN
2,000 operations mechanical
Interrupting capacity Icn 10,000 A
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 
Approvals type 446: UL
type 447: UL; QPL Sweden
type 449: UL, VG 95345 T15

Accessories

Accessories

Applications

Applications

  • Chemical, Oil & Gas 
  • Commercial Vehicles 
  • Minus DC 28 V 
  • Automation