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Brief introduction of Y17 series circular electrical connector



●Contacts are welded

●Bayonet connection

●It has a combined structure, complete varieties and specifications, and large current

●Reliable locking, easy to use, anti-misplugging, etc. 

Scope of application

Y17 series bayonet type circular electrical connectors can be widely used in circuit connection between various electrical equipment.

Environmental conditions

Working temperature -55℃~125℃(175℃*)

Relative humidity 92%~98% relative humidity at 40±2℃

Working pressure 101.33KPa~4.4KPa

          101.33KPa~1.33Pa**

Sinusoidal vibration 10~2000Hz, acceleration 98m/s2

          10~2000Hz acceleration 196m/s2**

Impact acceleration 490 m/s2

Acceleration 980 m/s2 **

Collision acceleration 392 m/s2 

Salt fog 48h

Note: *Only applicable to 1604 specification; **Only applicable to 2804 and 2824 specification.

Main technical characteristics

Operating current and contact resistance 

Diameter of contact pair (mm)

1.5

2.5

3.5

5

7

10

Working current (A) 

10

25

50

30*

75

100

200

Contact resistance (mΩ)

≤3

≤1

≤1

≤1

≤1

≤1









Note: *Only applicable to 1604 specification.

Insulation resistance

Standard atmospheric conditions

Hot and humid conditions

High temperature conditions

≥1000 MΩ

≥20 MΩ

≥500 MΩ

Withstand voltage

Standard atmospheric conditions

Hot and humid conditions

Low pressure conditions

AC 1000Vrms

AC 500Vrms 

AC 250Vrms

Model mark

Codename

Y

17

P

-

20

19

Z

J

10

-

2a

Serial number



① Circular electrical connector 

② Design serial number  

③ Category number: P-shielded type, P*-shell grounding type, A-improved type, common type is not marked

④ Shell number: 10, 12, 16, 20, 28 

⑤ Number of cores: 01, 03, 04, 07, 12, 19, 24

⑥ Electrical connector category: T-plug, Z-socket

⑦ Contact type: J-pin, K-jack

⑧ Socket installation method: 10-square panel type, 11-round panel type

⑨ Tail cover form: 2-clamping plate type

2a-Large clamp wire plate type (only No. 20 shell)

2b-Small clamping wire plate type (only No. 20 shell)

3- potting type

4-90° curved

5-Thermoplastic casing type I

5a-Thermoplastic casing type Ⅱ

6-shielded

Note: ⑧-The socket installation method sign only has the socket, but the plug does not have this sign; when the tail cover form is in the plug model sign, the-between ⑧ and ⑨ is not noted, such as: Y17P-2019TK2a.