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Class 1 Division 2 Circuit Breakers

  • Class 1; Division 2; Groups A, B,C, and D T6 Rating Airpax Sealed Circuit Breakers installed in a Polyamide Housing suitable for DIN Rail Mounting.
  • DC Circuit Breakers are available in in the following amperages:
    • 1, 2, 3, 5, 7.5, 10, 15, and 20
  • AC Circuit Breakers are available in the following amperages:
    • 1, 2, 3, 5, 7.5, 10, and 15
  • Our Standard Product uses the Delay Curves shown below. Other delay curves are available. Please contact our office for more information.

CRI Explosion Proof FM Approved Breakers

TRIP CURVE INFORMATION

Percentage of rated current vs. trip time in seconds at +25 degrees C (Vertical mount)

Delay 71 Curve (1 to 15 amp Breakers)
100% No Trip
125% 0.200 to 7.0
200% 0.055 to 0.950
400% 0.010 to 0.240
800% 0.005 to 0.080

Delay 51 Curve (20 amp Breaker)
100% No Trip
125% 0.400 to 4
200% 0.060 to 0.600
400% 0.010 to 0.200
800% 0.005 to 0.035