Field junction box_B500 series

Type: B500


Service intended


The Field junction box range of enclosures delivers an outstanding performance in the severest conditions and meet the needs of the increasingly stringent requirements of hazardous area applications that can be found in particular in the process and energy industries. 


Therefore, B500 Series is explosion proof type product which is designed to be used in a critical danger zone by acquiring IECEx and ATEX certificate.




- II 2G Ex d ia/ib IIC T6 Gb
- II 2G Ex e IIC T6 Gb
- II 2D Ex tb IIIC T85 ˚C Db
- Ex d ia/ib IIC T6 Gb
- Ex e IIC T6 Gb
- Ex tb IIIC T85 ˚C Db



Standard features


Ambient temperature


-40 ~ +70 ˚C


Degree of protection


EN 60529 / IEC 529 IP67/IP68


Field junction box size (mm)


250(W) x 200(L) x 209(H)
350(W) x 300(L) x 210(H)




Cast aluminium alloy


Electrical data


Max. voltage : 250 V
Max. current : 20 A
- Operating current : 1 mA, Max 5 mA
● Thermocouple
- Resistance : 0.4 ~ 40 ohm/m
- Voltage : 0 ~ 80 mV
● Direct current : Max DC 36 V 20 mA



Download:  CATALOG 

Field junction box_B500 series