CBL-30 Marine Fan

CBL-30 Marine Fan

1. Application

The explosion-proof symbol of explosion-proof fans is EdⅡBT4  They can be delivered for gas mixtures or vapour containing combustibles and explosives, for ordinary air, for sea air containing salty fog ,for air containing oil fog and other corrupt air supply or extradition.

These explosion-proof fan series are best suited to pumping out gas mixtures or vapour containing combustibles and explosives in oil cabins holds, pump-rooms, battery cabins, ammunition cabins, hangars, paint houses, etc. They can also be used for ventilation of other compartments of shipping and corresponding place of land's.

AC 50Hz,380V or 60Hz,440V type YB-H(explosion-insular) for marine use may be mounted on these fans.

2. Structure

There are two structural types: typeⅠ(direct-coupling type) and typeⅡ( separate cabins type). The construction is non-sparking.
The structure of typeⅠis a motor direct coupling one. the impeller is mounted directly on the motor shaft, and the casting is fixed on the flange of the explosion-proof motor.
The type Ⅱ is a separate structure, the fan motor are put into different cabins, with a driving device, flexible couplings, and the driving device consists of bearings, bearing-box, shaft, brass rings, stuffing box. It can be oiled and measured the temperature. One side is fixed on the fan, and other side will be mounted on the bulkhead.
The fan may be made into horizontal or vertical, single-stage, single-drawing and airtight structure by the customer's requirements.

3. Main Property Parameters and Dimensions:

Type	Flow rate m³/h	Total pressure Pa	Static pressure Pa	Speed r/min	Motor
					Freq Hz	Power Kw		Type
						Type I	Type II	Type I	Type II
CBL-30	3000	645	540	1460	50	1.5	2.2	YB90L-4H	YB100L₁-4H Y100L₁-4H
	4000	635	440
	3600	930	775	1750	60	2.2		YB100L₁-4H
	4800	910	635

Type

Type of the motor

A

A1

A2

A3

B

B1

B2

B3

D1

D2

D3

n₁*d₁

n₂*d₂

H

h

h₁

h₂

Type I

Type II

CBL-30

YB90L-4H

YB100L₁-4H Y100L₁-4H

220

296

265

160

280

354

320

210

Ø384

Ø350

Ø310

8*Ø12

12*Ø12

607

90

242

188

YB100L₁-4H

100

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