# A-0709 Circuit Breaker

## Specifications

️· Electrical Ratings: 3.0 - 16A @ 125/250VAC, 4.0 – 16A @ 125 (UL/CUL)
️· Dielectric Strength: 1500Vrms min
️· Insulation Resistance: > 100MΩ min
️· Interrupt Capacity: 125VAC, 1000A; 250VAC, 1000A
️· Contact Endurance: 125VAC X 150% of rated current - 500 cycles
️· Calibration:
- 25°C – 105% of rated current - continuously carried
- 25°C – 106% to 134% - may trip or not
- 25°C – 135% of rated current - trip within 1 hour (150% of 4A)
- 25°C – 200% of rated current - trip within 1 minute
️· Reset: Manual reset

## Internal Resistance (Ω)

️· 3A – 5A: 0.120
️· 5.1A – 6A: 0.100
️· 6.1A – 7A: 0.075
️· 7.1A – 8A: 0.035
️· 8.1A – 9A: 0.020
️· 9.1A – 12A: 0.015
️· 12.1A – 14A: 0.010
️· 14.1A – 16A: 0.008

## Derating Factor

Temperature (°C)	3.0A-4.0A	4A-16A
60	-	X 0.50
55	-	X 0.60
50	-	X 0.70
45	X 0.45	X 0.75
40	X 0.55	X 0.80
35	X 0.70	X 0.86
30	X 0.80	X 0.92
25	X 1.00	X 1.00
20	X 1.10	X 1.06
15	X 1.20	X 1.09
10	X 1.35	X 1.20

## Ordering Information

️· Series: A-0709
️· Style: P = 7/16” –28T bushing, Manual Reset
️· Current Rating: 3A – 16A
️· Reset Button Color:
- B = Black (White Printing)
- W = White (Black Printing)
️· Hardware:
- C = 1 Hex Nut, 1 Name Plate
- D = 1 Knurled Nut, 1 Name Plate
- E = 1 Hex Nut, 1 Knurled Nut, 1 Name Plate
- F = 2 Knurled Nuts, 1 Name Plate
- G = 2 Hex Nuts, 1 Name Plate



Contact Information

️· Website: www.citfuse.com
️· Tel: 763-535-2339
️· Fax: 763-535-2194