7274-67 Series Circuit Breaker | 20 Amp Rating

Klixon® 7274-67 series circuit breakers are small, lightweight, and low amperage devices specifically designed to protect aircraft and aerospace cables, and components. The 7274 features a trip–free, indicating reset button and is available in standard ratings from 1/2 to 20 amps.

Includes hardware.

Features

This 7274-67 series circuit breaker is rated for 20 amps.

• Single-Phase, Non-Compensated
• Uses minimum space
• Light weight
• Trip-free design
• MIL-C-5809 qualified
• Low amp rating
• High vibration resistance
• Designed to protect military airborne vehicles and equipment

Specifications

Weight:
28g, maximum

Current Rating:
20 amps

Vibrations:
10G, minimum, 50 to 500 Hz

Mechanical Shock:
30G @ 11s

Acceleration:
10G

Interrupt Current:
0.50A – 5A: unlimited @ 28 VDC
7.50A – 15A: 2,000A @ 28 VDC
0.50A – 1.50A: unlimited @ 120 VAC, 400 Hz
2A – 5A: 800A @ 120 VAC, 400 Hz
7.50A – 20A: 500A @ 120 VAC, 400 Hz (28 VDC, 500A)

Endurance:
2,500 cycles: 120 VAC, 400 Hz inductive
5,000 cycles: 120 VAC, 400 Hz resistive
2,500 cycles: 30 VDC inductive
5,000 cycles: 30 VDC resistive
10,000 cycles: Mechanical, no load

Voltage Drop (at nominal rated current):
0.25V