BHD51 explosion-proof junction boxDetailed product description：

Application scope of BHD51 explosion-proof junction box (IIB IIC)
Hazardous areas in Zone 1.1 and Zone 2
2. Class IIA, IIB, IIC explosive gas environment
*If IIC or increased safety type is required, please specify
*Can be made into dust explosion-proof according to user requirements

Product Features
Aluminum alloy shell, die cast, surface spray coating
There are multiple ways and specifications for entering and exiting the line, and the hanging cover head is hexagonal
The inlet and outlet threads can be customized
The explosion-proof surface is specially equipped with an O-ring rubber seal, which is both explosion-proof and waterproof, with a protection level of IP65.

BHD51 explosion-proof junction box (IIB IIC) model meaning



Main technical data

BHD51 series explosion-proof junction box code, appearance and name list

code name Code	appearance Outline	name Description	code name Code	appearance Outline	name Description
A		1 entry in the horizon	F		One entry hung type
B		Two direct entries in the horizon	G		Two direct entry hung type
C		Three points in the horizon	H		Three way crane with 3 entries hung type
D		Four flat points in the horizon	I		Four point hanging type
E		Right angle two-way flat 2 Perpetual direct entries in the horizon	J		Right angle two-way suspension 2 Perpetual direct entries hung type

Note:; 1. "○" represents flat cover, "◎" represents hanging cover
2. Under normal circumstances, the hanging cover and the through head have the same diameter. If there are special requirements, they can be specially made
3. The connecting head is generally cylindrical pipe thread G1/2 ", G3/4" G1 ", and can be specially designed if there are special requirements
Annotate examples;
1. BHD51-3/4B meaning; BHD51 explosion-proof junction box, pipe thread G3/4 "straight two-way flat cover
2. BHD51-1/2J meaning; BHD51 explosion-proof junction box, pipe thread G1/2 "straight two-way hanging cover

Rated voltage (V) Rated voltage	Rated current (A) Rated current	Explosion-proof marking Ex-mark	Pipe thread specification (G ″) lnlet thread	Protection Rating Protection class
three hundred and eighty	20~63	Exd ll BT6(T5) Exd ll CT6(T5) *Exd ll T5*DIPA21T5	1/2 3/4 1 11/2 11/2	IP65

Example of appearance

BHD51 Explosion proof Junction Box (IIB IIC)