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Home > Miniature Circuit Breakers >
Altech 3BU8R Miniature Circuit Breaker

8A Miniature Circuit Breaker, 3 Pole, B-Curve (Rated to 480Y/277 VAC) | 3BU8R

The Altech 3BU8R is suitable for applications that require supplemental protection for control circuits and on the load side of branch circuit protectors.

  • Terminal Type: Box Lugs
  • Amperage: 8
  • Poles: 3
  • Trip Curve: B
  • UL 1077 Listed, IEC/EN60898/60947-2
Price: $30.48
Retail: $48.51

    Due to supply chain issues delivery may take longer than normal for some items. For urgent needs, please contact us to confirm.

    Part# 3BU8R
    Terminal ConfigurationBox Lugs
    Voltage Rating480Y/277 VAC
    Interrupting (kA)5kA; 10kA with Class J back-up fuse
    Rated Frequency50/60 Hz
    Number of Poles3
    Rated Current (A)8
    Instantaneous Tripping TypeB (3~5 In)
    Inverse Time-Delays
    Over-Current Release Type    		Thermal-Magnetic
    Service Life
    (Electrical/Mechanical)    		6,000/10,000
    Protection DegreeIP 20
    Mounting35mm DIN Rail
    Standards1077 Listed, IEC/EN60898/60947-2
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