Type: 437      Download
 
Dimensions
 
Internal connection diagrams
   
Single pole high performance thermal-magnetic circuit breaker with tease-free, trip-free, snap action mechanism and toggle actuation (S-type TM CBE to EN 60934). Options include auxiliary contacts, a moulded flame retardant enclosure for added environmental protection, and remote operation - disconnection only, or disconnection and re-connection.
Now also available in an IP65 housing (see type E-1032).
 
Voltage rating: 
  • DC 144 V
    higher voltage ratings upon request
Current ratings: 
from 40 A to 240 A  
higher current ratings upon request
Number of poles: 
single pole 
double pole 
Mounting method: 
socket 
Terminal design: 
screw terminals 
Actuation: 
manual release 
toggle/baton 
Auxiliary contacts: 
with auxiliary contacts 
without auxiliary contacts 
Water splash protection: 
with water splash protection 
without water splash protection 
Illumination: 
without illumination 
Typical life:
3,000 operations at 240 A, DC 180 V
10,000 operations at 240 A, DC 28 V
20,000 operations mechanical
Interrupting capacity Icn:
DC 180 V: 2,000 A, L/R = 0 ms
DC 28 V: 10,000 A, L/R = 0 ms
DC 28 V: 7,500 A, L/R = 13 ms