Ex control/junction box series
Explosion-proof junction box series

Brief introduction:


●KNEXCN EJB series explosion-proof electrical control box/junction box with high corrosion resistance, waterproof and dustproof properties suitable for petroleum and petrochemical, aerospace, offshore platforms and other harsh industrial hazardous areas. With GB, IECEx, ATEX, EAC and other Ex certification, it is suitable for hazardous area Zone 1 and Zone 2, Zone 21 and Zone 22, which are classified as Class II and Class III, temperature group T3 ~ T6. The series consists of stainless steel empty box and junction box in 304 or 316L, with a standard thickness of 1.5mm or a customized thickness of 2mm. The product structure is divided into hinge type and non-hinge type, installed with Exe terminals, specifications are 1.5-240mm, it is used to connect various electrical equipments and instruments in the circuit. In addition to the standard size, it can also be customized according to user requirements.

Product details


●Explosion protection

ATEX Ex Mark

  II 2G   Ex eb IIC T6-T4 Gb


  II 2D   Ex tb IIIC T85-T120 Db

IECEx Ex Mark

    Ex eb IIC T6-T4 Gb


 Ex  tb IIIC T85-T120 Db

Ambient Temperature

-60...+60

Hazardous Area

ZONE 1 and ZONE 2


ZONE 21 and ZONE 22

●Explosion protection

Enclosure Material

SS 304/ SS316L

Ingress Protection

IP66

Surface Treatment

Brush

Bolt

SS 304/SS 316L
 
A2-70

Material thickness

Min 1.5mm

Earthing

Internal earth bar/bracket
 External earth bolt

 ●Specification information

Model

A(mm

B(mm

C(mm

a1(mm

a2(mm

b1(mm

b2(mm

EJB1(2)-01S(S1)

200

300

150

142

330

242

230

EJB1(2)-02S(S1)

400

400

150

342

430

342

430

EJB1(2)-03S(S1)

400

400

230

342

430

342

430

EJB1(2)-04S(S1)

400

600

150

342

630

542

430

EJB1(2)-05S(S1)

400

600

230

342

630

542

430

EJB1(2)-06S(S1)

600

600

150

542

630

542

630

EJB1(2)-07S(S1)

600

600

230

542

630

542

630

EJB1(2)-08S(S1)

600

700

300

542

730

642

630

EJB1(2)-09S(S1)

600

800

300

542

830

742

630

EJB1(2)-10S(S1)

600

1000

300

542

1030

942

630

●Outline Drawing





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