Explosion-Proof Roof Fan BDW

Model Meaning

Implementation Standard

GB/T3836.1、GB/T3836.2、GB/T3836.31、IEC60079-0、IEC 60079-1、IEC 60079-31

Technical Parameter

Explosion-Proof Marking	Protection Rating	Rated Frequency (S)	Cable Outer Diameter	Entry Thread
Ex db IIC T4 Gb Ex tb IIIC T135°C Db	IP54	50	Φ10~Φ14	G3/4" or pressure plate

Model and Specifications	Impeller Diameter (mm)	Rated Voltage (V)	Rated Speed (r/min)	Impeller Angle	Airflow (m³/h)	Total Pressure (Pa)	Installed Power (kW)
BDW-1-2#	200	380/220	2800	43°	1230	112	0.09
			1450	43°	618	64	0.06
BDW-1-2.8#	280		2800	35°	2921	190	0.25
			1450		1510	105	0.18
BDW-1-3.15#	315		2800		3074	218	0.37
			1450		1998	141	0.25
BDW-1-3.55#	355		2800		3367	246	0.37
			1450		2188	160	0.25
BDW-1-4.#	400				3560	260	0.37
BDW-1-4.5 #	450			38°	3450	142	0.37
				42°	4644	150	0.55
BDW-1-5 #	5500	380		38°	7655	116	0.55
				43°	8316	123	0.75
BDW-1-5.6 #	560				9581	173	0.75
				48°	11682	186	1.1
BDW-1-6.3 #	630			41°	10739	154	1.1
				45.2°	14454	169	1.5
BDW-1-7.1 #	710			40°	13400	178	1.1
			960	43.5°	16160	189	1.5
				46°	14498	123	1.1
BDW-1-8 #	800			44°	31325	180	2.2
					37073	248	4.0
BDW-1-9 #	900			46°	35227	200	3.0
					39800	230	4.0
BDW-1-10 #	1000				48300	247	5.5
					54300	268	7.5
BDW-1-11.2 #	1120			42°	56460	353	7.5
				46°	67892	415	11

Product Features

1. This series of ventilators is designed based on the three-dimensional flow theory of impeller mechanics, with meticulously engineered test data to ensure excellent aerodynamic performance. They feature low noise, high efficiency, minimal vibration, and low energy consumption.

2. This product consists of components including an explosion-proof motor, impeller, air duct, and air cap.

3. Drive configuration: Direct motor connection.

4. Maintenance method: Disassemble the air cap for servicing.

Serial Number	Specifications and Model	φ A	φ D	G	H	L×L	L1×L1
1	BWEXD-2.8#	580	290	30	280	380×380	500×500
2	BWEXD-3.15#	580	325		280	415×415	535×535
3	BWEXD-3.55#	580	365		320	455×455	575×575
4	BWEXD-4#	650	410		370	500×500	620×620
5	BWEXD-4.5#	650	460		370	550×550	670×670
6	BWEXD-5#	900	510	50	370	600×600	720×720
7	BWEXD-5.6#	900	570		450	660×660	780×780
8	BWEXD-6.3#	1000	640		450	730×730	850×850
9	BWEXD-7.1#	1000	720		450	810×810	930×930
10	BWEXD-8#	1250	810		630	900×900	1020×1020
11	BWEXD-9#	1340	910		630	1000×1000	1120×1120
12	BWEXD-10#	1650	1010		630	1100×1100	1220×1220
13	BWEXD-11.2#	1800	1130		630	1220×1220	1340×1340

Applicable Scope

1. Suitable for Zone 1 and Zone 2 locations in explosive gas environments;

2. Suitable for Class IIA, IIB, and IIC explosive gas environments;

3. Suitable for Zone 21 and Zone 22 locations in explosive dust environments;

4. Suitable for Class IIIA, IIIB, and IIC explosive dust environments;

5. Suitable for temperature classes T1 to T4;

6. Widely used in hazardous environments such as refining, chemical processing, textiles, and military industries, as well as offshore oil platforms and oil tankers;

7. Indoor and outdoor use.