Specifications

circular rain proof connectors JL33 series use the high reliable hyperboloid socket as the contacts.
power 4 pins.Panel mount.

Circular rain proof connectors JL33 series use the high reliable hyperboloid socket as the contacts.This connector has the features of low contact resistance,soft force of mating and unmating,anti-vibration,shock-proof,high reliability,etc.The main technical characteristics is in accordance with Ministry of Railway standard TB/T2761. The type of connection between socket and plug is bayonet coupling.This product is widely used for the connection between electrical and electronic equipments for the railway,electricity,etc.Both plug and receptacle may be mounted with pins or sockets. Product Ordering           

                        JL33   J      4     Z     Y 

                         1         2     3     4     5

 1. Name of series: JL33

2.J:Pin,K:Socket

3.Number of contacts:4,20,26,31,37

4. T:Plug,Z:Receptacle

5. Y: Crimp contacts.

Technical characteristics 

Temperature	Relative humidity	Atmosphere	Vibration	Shock
-55°C~+125°C	(90~95)% at40+2°C	101KPa~6.7Pa	10~2000Hz,154m/s²	300m/s²

 

Current	Voltage	Contact resistance	Endurance
10A(1.5mm Silver)	500V	≤2.5mΩ	500cycles
20A(2mm Gold)	500V	1.25 mΩ	500cycles