G103

G103 Space & Military Umbilical Connector

G103 umbilical connector is used to achieve connections and rapid auto-disconnection of circuit, gas path and electrical control between the aircraft and emitter or between the carriers of the aircraft.

​​Environmental Characteristics

No. Parameter Environmental Specification
1 Quality Grade
2 Temperature Range (℃) -40~+100
3 Relative Humidity (40±2) ℃, 95%
4 Low Pressure (kPa) 0.67
5 Sinusoidal Vibration (Hz) 10~2000
(m/s2) 100
7 Shock (m/s2) 200
8 Acceleration (m/s2) 300

 

Main Characteristics

Current and Number of Contacts 5A, 94 groups

20A, 4 groups

50A, 4 groups

Gas path, 1 group

Dielectric withstanding voltage (V.r.m.s) (50Hz) Normal ≥1000
Low pressure ≥200
Contact voltage (V d.c.) 60 or 115 V a.c. Weight(g) Plug≤600

Receptacle≤400

Insertion torque (N.m) ≤3 Separation force(N) ≤150
Contact Resistance (Ω) Initial ≤0.005 Connection Pins and jacks
After Life ≤0.01 Life Time (Cycles)

Mechanical: 2×102

Electric explosion: 30

Insulation Resistance (MΩ)

(500 Vd.c.)

Normal ≥100 Dimension (mm) Plug: 142×100×50
High Temp./Humidity ≥50 Receptacle: 80×115×60

 

 Dimension

G103 plug Dimension G103 socket Dimension
Plug Receptacle

 

Order mark

Example: G—103/Ⓙ

G 103 /
Product mark Number of contacts, groups and positioning parts Quality grade

Standard: Q/RY.JO121-1991

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