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Product Description
UL 489/489A Specifications
UL 489/489A Wiring Diagram
AC Connection
DC Connection
UL 489/489A Trip Curve
B Curve (3~5 In)
C Curve (5~10 In)
D Curve (10~14 In)
B1NQ Miniature Circuit Breaker UL 489, 120/240 Vac, 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
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