Product Description: YGD Series Electrical Connectors
*This series of products conforms to GJB5371-2005 General Specification for YGD Series Circular Power Connectors.
*The connection mode adopts bayonet connection, the contact parts end connection form is welding, the jack contact parts are crown spring jacks.
*The product is characterized by fast connection and separation, good environmental resistance and high reliability.
*Suitable for connection of high current power supply series
*Plugs are available in a variety of cable installation forms
Main technical performance
-Operating Temperature: -55～+125℃
-Relative humidity: 90% ~ 98
-Working air pressure: 4.39kPa～101.33kPa
-Salt spray: N class, H class 48h; R class, B class 96h
-Sealability: Socket: pressure difference 1.01X105 Pa, 1min without bubble leakage Head and seat insertion: 1.8m water depth, 48h without water seepage.
-Vibration: 10～2000Hz, 196 m/s2, instantaneous break ≤1μs
-Shock: 980 m/s2, instantaneous break ≤1μs
-Mechanical life: connecting ring material for aluminum alloy ≥ 500 times connecting ring material for copper alloy ≥ 2000 times
-Insulation resistance
Normal (MΩ) High temperature (MΩ) Humidity (MΩ)
5000 100 100
-Working current and contact resistance
Contact No.
Diameter of mating end mm
Rated operating current A Maximum contact resistance (mΩ)
Initial value After life test
20 1.02±0.03 7.5 7 8.5
16 1.588±0.025 13 3.7 4.5
12 2.39±0.03 23 1.8 2.2
10 3.18±0.03 33 1.0 1.2
8 3.61±0.03 46 0.5 0.7
6 4.52±0.03 60 0.4 0.5
4 5.72±0.03 80 0.25 0.35
2 7.19±0.03 100 0.17 0.21
Note: Life test refers to the temperature shock, mechanical life, salt spray, high temperature life and probe damage test.
-Working voltage and withstand voltage
Connector contact hole arrangement code
Rated voltage (V)
Withstanding Voltage (V)
Sea level Altitude 21336m Sea level Altitude 21336m
0802, 0803, 0804
0802, 0803, 0804
300
1500
375
1002, 1003, 1202, 1203, 1204a,
1204b, 1404b, 1405, 1602, 1603,
1604, 1605, 1802, 1803, 1804,
2202, 2203, 2204, 2402, 2403,
2802, 2803, 2804, 3204
