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Type: 437 Скачать PDF
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:
Terminal design:
screw terminals
manual release
Auxiliary contacts:
with auxiliary contacts
without auxiliary contacts
Water splash protection:
with water splash protection
without water splash protection
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