## WM Series electrical connector（ШПЛМ, ВШЛГ  Russian Military Standard）

> ШПЛМ&ВШЛГ series electrical connectors are used for circuit connection between aviation electrical instruments and electrical accessories, which comply with Russian electrical connector technical standards. Chinese model: WM

#### 1、Technical performance
- Environmental temperature: -60℃~+150℃
- Vibration acceleration: 20~80HZ, 10g
- Rated voltage: 36V
- Rated current: 5A
- Contact resistance: ≤ 0.004Ω before plugging and unplugging, ≤ 0.006Ω after 200 times of plugging and unplugging
- Insulation resistance: ≥ 20M Ω
- Test voltage: 500V
- Sealed socket airtightness: pressure 850mmHg sealed
- Technical specification: 3E0 240 058JT

#### 2、Model Description

_Example: ШПЛМ-2 (Russian) or WM-2ZG (Chinese)_
_Example: ВШЛГ-2Н (Russia) or WM-2TQ (China)_

##### 1 Main model marking
|Serial number | code meaning | Russian code | Chinese code|
|:-------- |:-------- |:-------- |:--------|
|1 | Model| ШПЛМ- Receptacle (sealed)，ВШЛГ- Plug | WM|
|2 | Number of contacts | 2, 3 | 2, 3, 4|
|3 | Tail attachment| Н- Unshielded Tail Attachment, Not Marked - Shielded Tail Attachment | Q - Unshielded Tail Attachment, Not Marked - Shielded Tail Attachment|
|4 | Plug/Receptacle | |Z-Receptacle, T-Plug|
|5 | Other | | G-Modified, not marked - Normal|