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YMA, YMB Series Corrosion-resistant Waterproof Circular Electrical Connectors

YMA, YMB Series Corrosion-resistant Waterproof Circular Electrical Connectors

Product introduction

1.YMA Series Connection Method: Bayonet type quick connection

2.YMB series connection: threaded locking connection.

3. Plugs and sockets can be fitted with both pins and holes, and the termination method is welding.

4. Adopting hyperbolic wire reed jacks, soft plugging and unplugging, low contact resistance.

5. Five-key positioning with blind plugging and anti-wrong plugging function.

6. Suitable for wet, waterlogged and other harsh environments, such as equipment and cables, cables and cables between the electrical connection, can withstand 55 meters of water depth sealing.

 

Technical parameters

Environmental performance

--Use temperature: -55 ~ +200

--Relative temperature: up to 95% at 60.

--Sealing performance: water immersion depth 0 ~ 55 meters

--Salt fog resistance: stainless steel for 1000 hours; copper alloy for 500 hours; aluminum alloy for 48 hours

--Leakage rate: when the air pressure difference of double-head sealing socket is 5.07×104Pa, the leakage rate is not more than 46Pa-3/S; when the air pressure difference of glass sealing socket is 1.01×105Pa, the leakage rate is not more than 46Pa-3/S.

When the air pressure difference of the glass-sealed socket is 1.01×105Pa, the leakage rate is no more than 1×10-4Pa-3/S. The electrical connector also has good performance.

--The electrical connector also has good performance of mold and dust resistance.

[Mechanical Properties

--Shell: stainless steel passivation, copper chemical nickel plating, aluminum chemical nickel plating

--Insulator: thermosetting material

--Wire sealing body and sealing ring: silicone rubber

--Contacts: copper alloy gold-plated

--Vibration: Frequency 102000Hz Acceleration: 196m/s2

--Shock: Acceleration 980m/s2

--Constant acceleration: 980m/s2

--Mechanical life: 1000 times

Electrical Performance

--Contact resistance and rated current

 

 

Contact specification

Contact resistance mΩ Rated current A Welding barrel inner diameter

Φ1.0 5 5 Φ1.2

Φ1.5 2.5 10 Φ1.8

Φ2.0 1.25 20 Φ2.5

Φ3.0 0.75 40 Φ3.0

--Rated voltage, withstand voltage and insulation resistance

 

Working Environment Rated Voltage V Withstanding Voltage V Insulation Resistance MΩ

Normal temperature 500 1500 5000

Damp heat condition 500 1125 100

Low air pressure conditions (1Kpa) 250 300 --

--Electromagnetic interference shielding: 60dB minimum attenuation at 100MHz1GHz.