B1A miniature circuit breakers UL 489A 60 Vdc 10kA

B1A Miniature Circuit Breaker UL 489A, 60 Vdc

  • Complete range of UL 489 and UL 489A listed miniature circuit breakers up to a 63 A current rating
  • Breakers mount on standard 35 mm DIN rail
  • Standard ratings of 10 kA at 480Y/277 Vac and 10 kA at 125 Vdc
  • Suitable for branch circuit device protection
  • Trip-free design — breaker cannot be defeated by holding the handle in the ON position
  • Captive screws cannot be lost
  • For use in applications for which UL 1077 or CSA C22.2 No.235 are also allowed
  • Field installable shunt trip and auxiliary switch subsequent mounting
  • Available with provisions for ring tongue terminals
  • Module width of only 0.71 in (18 mm) per pole
  • Contact position indicator (red/green)
  • Possibility for locking the toggle in ON or OFF position

pdf icon smallDIN Rail Miniature Circuit Breakers Catalogue (11.6 MB)
 

Product Description

UL 489/489A miniature circuit breakers product selection guide

UL 489/489A Specifications

UL 489/489A miniature circuit breakers specifications

UL 489/489A Wiring Diagram

AC Connection

UL 489/489A AC wiring diagram miniature circuit breakers

DC Connection

UL 489/489A DC wiring diagram miniature circuit breakers

UL 489/489A Trip Curve

B Curve (3~5 In)

UL 489/489A miniature circuit breaks trip curve B curve 3~5 In

C Curve (5~10 In)

UL 489/489A miniature circuit breaks trip curve C curve 5~10 In

D Curve (10~14 In)

UL 489/489A miniature circuit breaks trip curve D curve 10~14 In

Specifications