Customized Junction Box Special Junction Box Explosion Proof EJB Series Junction Box-19

• Key Features

ATEX and IECEx certified for use in hazardous areas.

Body and cover are made of marine grade copper free aluminum and light alloy.

Internal mounting plates are made of hot dip galvanized steel or stainless steel.

Stainless steel flame-proof tighten screws.

Stainless steel hinges on the long side.

Surface electrostatic powder spraying treatment.

Silicone rubber gasket on the cover

• Applications

For safe used in Zones 1 and 2 potentially explosive gas and Zones 21 and 22 dust atmospheres.

• Basic Data

Marking ATEX

II 2G Ex db IIB Gb

II 2D Ex tb IIIC Db

Marking IECEx

Ex db IIB Gb

Ex tb IIIC Db

UL Standards

Class I, Division 1, Groups C, D

Class I, Division 2, Groups C, D

Class II, Division 1, Groups E, F, G

Class II, Division 2, Groups F, G

Class III

• Standards

EN IEC 60079-0, EN IEC 60079-1,EN IEC 60079-31

Ambient temperature

-60℃ to+60℃

• Ordering Information

EJB-A; EJB: Explosion-proof junction box; A: Shape code,

• Dimensional Drawings

Table 1

Note: The dimension in the bracket is only for the reference

• Body and Cover Enclosures Drilling Layout

Note: Plane A, B, C and D in the figure indicate the direction of the inlet. Maximum allowable number of openings for threads of the same specification. The introduction device is equipped with a rubber gasket to prevent loosening.

Table 2 (C and D Plane)

Table 3 (A and B Plane)

• The Entry Size Drilling Minimum Distance on the Wall

Table 4

• EJB Threads Comparison Table

Table 5

Note: The minimum number of engagement threads of NPT is 5. Thread shape and fit grades shall comply with the intermediate or precision tolerance grades specified in ISO 965-1 and ISO 965-3. The minimum number of threads engaged is 8.

Table 6

Note: The opening size of the distribution box is the cable gland specification. The selection of cable gland specifications should be selected according to the outer diameter of the cable and the actual conditions of the use environment.

• Maximum Allowance of Push Button and Pilot Light

Table 7

Note: Opening Distance Reference Spacing Table of Openings

• Open Window on the Cover

Note:

a. The size of the window is determined by the instrument selected by the customer, the limit temperature of window is -60℃ to +180℃.

b. Spacing between lower boundary of windows and threaded holes are not refer to spacing table of openings.

c. Sufficient length of width of flameproof joint and installation position shall be reserved.

Explosion-proof treatment of cover and observation window shall comply with

EN IEC 60079-1 2014 explosive atmospheres –Part 1: equipment protection by flame proof enclosures "d".

• Flameproof Joint

Table 8

• Specifications and Service Conditions of Fasteners

Table 9

Table 10

Table 11

• QA:

Q1. Do you have any MOQ limit for led light order?

A: Low MOQ, 1pc for sample checking is available.

Q2. How do you ship the goods and how long does it take to arrive?

A: Ship by DHL, UPS, FedEx or TNT. It takes 3-5 days to arrive. Airline and sea shipping also optional

CODT TECHNOLOGY CO., LIMITED established in 2013. We offer the largest selection of rugged, cutting adage products to suit virtually and industrial application. With so many years of industrial LED lighting experience, we are here to help clients identify a lighting solution that meets your specific needs. We are the leading manufacturer of LED high bay lights, LED sport lights, LED Linear high bay lights and LED explosion proof lights for Oil & Gas sector. We enable industrial customers operating in demanding environments to reduce the energy costs, maintenance costs and carbon footprint while maximizing the safety and productivity of the facilities.