Overview
This series of products conforms to the national military standard GJB2889-97, adopts the bayonet quick connection method, which is quick and convenient to use; the jack contacts are of wire spring jack structure, with high reliability; it has a variety of metal shell structure forms and surface coating options, which are resistant to The environment is good; at the same time, the five-key positioning has the functions of blind insertion and wrong insertion, and the termination methods of the contacts include wire welding and printed board welding. This series is widely used in various military electronic instruments and equipment in aviation, aerospace, weapons, ships and other fields.
Main Specifications
1. Working temperature: -55℃~150℃
2. Relative humidity: 90%~95% (40±2℃)
3. Working air pressure: 4.39kPa~101.33KPa
4. Salt fog: 48h in 5% NaCl fog
5. Sealing:
Socket: differential pressure 1.01×105 Pa, no bubble leakage for 1min
Head seat insertion: 1m water depth 2h no water seepage
6. Vibration: 10~2000Hz, 196m/s2, instantaneous interruption≤1μs
7. Shock: 980m/s2, instantaneous interruption≤1μs
8. Mechanical life: 500 times
9. Insulation resistance:
Normal (MΩ) | High temperature (MΩ) | Moisture (MΩ) |
5000 | 500 | 100 |
10. Rated working current and contact resistance:
Contact Fitting Diameter (mm) | Contact resistance (mΩ) | Through-wall contact resistance (mΩ) | Rated working current (A) | Maximum diameter of cable core (mm) |
φ1.0 | ≤5.0 | ≤10.0 | 5.0 | φ1 |
φ1.5 | ≤2.5 | ≤5.0 | 10.0 | φ1.5 |
φ2.0 | ≤1.25 | ≤2.5 | 20.0 | φ2 |
φ3.0 | ≤0.75 | ≤1.5 | 40.0 | φ3 |
11. Rated working voltage and withstand voltage:
working conditions | Rated working voltage (V/AC) | Withstand voltage (V/AC) |
sea level | 500 | 1500 |
Low pressure conditions (altitude 21336m) | 250 | 300 |
12. Electrical continuity between shells: ≤10 mΩ