Explosion-Proof Axial Flow Fan BT35

This series of fans is suitable for conveying flammable, explosive, non-corrosive, and no significant dust gases. The ambient temperature should not exceed 60 ° C. It is widely used in general factories, warehouses, offices, residential houses, or for strengthening ventilation and heating Long exhaust pipes are installed in series at intervals in order to increase the pressure in the pipes, and can be used as a free fan by removing the casing.

Highlights

  • Explosion-Proof Technology: Designed to safely operate in hazardous environments with explosive gases or particles.
  • Efficient Axial Flow Design: Ensures high airflow performance while maintaining energy efficiency for industrial ventilation needs.
  • Sturdy and Reliable Build: Constructed with durable materials to withstand challenging industrial conditions and ensure long-term use.

Product Details

Product Introduction

The explosion-proof axial flow fan BT35 is a ventilation device designed specifically for flammable and explosive environments. It uses an explosion-proof motor and aluminum alloy impeller to ensure safe operation in hazardous environments. Its structure is compact, lightweight, and easy to install and maintain. This fan has the characteristics of efficient ventilation, energy saving and environmental protection, and low noise, and is widely used in industrial fields such as petroleum, chemical, and coal mines. The BT35 fan operates stably and reliably, effectively eliminating harmful gases and moisture, maintaining air circulation, and improving the quality of the working environment. Its superior performance and reliable quality have won the trust and praise of a large number of users.

 

Use

T35-11 (BT35-11) series axial fan is a new type of fan improved and designed on the basis of T30-11 in the 1980s. It has obvious advantages compared with T30-11 fan:

①The structure is more reasonable: the hub is Cylindrical shape, reducing flow loss, high blade root strength.

②Performance has been greatly improved; full pressure efficiency can reach more than 80%, noise (sound level than A) is reduced by 3.6dB (A).

FT35-11 anti-corrosion axial flow fan is made of glass fiber reinforced plastic material for the fan blades and the air cylinder, and the other parts have been treated with anti-corrosion treatment to transport corrosive gases. Its performance and specifications are the same as T35-11.

The FBT35-11 explosion-proof axial fan is also a derivative of T35-11. It is used to transport flammable and explosive places. The impeller is made of aluminum alloy to prevent sparks during operation. Performance and specifications are the same as T35-11The FBT35-11 explosion-proof axial fan is also a derivative of T35-11. It is used to transport flammable and explosive places. The impeller is made of aluminum alloy to prevent sparks during operation. Performance and specifications are the same as T35-11.

 

Model meaning

 

Structural features

This series of fans has a total of 13 specifications from small to large. The number of blades for each specification is 4 pieces, and the blade angles are 15 °, 20 ° ,25 °, 30 °,35 °, with a wide range of parameters.

This series of fans is mainly composed of impeller, casing, current collector and motor. The impeller is directly connected to the motor, and the impeller turns to the left (see the motor end).

Parameters

No. Impeller diameter

(mm)

Input power

(kw)

Speed

(r/min)

Air volume

(m³/h)

Wind pressure

(Pa)

Voltage

(v)

Protection class Explosion-proof mark
BT35-11-2.8 280 0.15 1450 2000 60 220/

380

 

Exd II BT4 IP55
BT35-11-2.8 280 0.37 2900 3000 215
BT35-11-3.15 315 0.55 2900 4200 230
BT35-11-3.15 315 0.18 2900 2200 70
BT35-11-3.55 355 0.37 1450 4000 120
BT35-11-3.55 355 0.75 2900 6500 320 380
BT35-11-4 400 0.55 1450 5900 149 220/

380

BT35-11-4 400 1.5 2900 8500 450 380
BT35-11-4.5 450 0.75 1450 6800 180 220/

380

BT35-11-5 500 0.75 1450 10000 200
BT35-11-5 500 1.1 1450 11800 260 380
BT35-11-5.6 560 1.5 1450 13900 280
BT35-11-6.3 600 2.2 1450 19500 320
BT35-11-7.1 700 3.0 1450 26000 350
BT35-11-8 800 4.0 1450 33000 380
BT35-11-8 800 5.5 1450 35000 420
BT35-11-10 1000 5.5 960 46500 300

Installation instructions

■ Check the fan for damage and deformation before installation. If there is any damage or deformation, install it after repairing properly.

■ When installing, pay attention to check whether there are loose parts, the gap between the blade and the fan should be even, and should not touch.

■ The weight of the duct connected to the tuyere should not be borne by the air duct of the fan, and additional support should be added during installation.

■ A wind collector must be installed at the air inlet of the fan, and a protective net must be installed.

■ The base of the fan must be naturally engaged with the ground plane. Do not knock the base to force the connection to prevent the base from deforming. The base should be corrected during installation, add iron pads, maintain a horizontal position, and then tighten the anchor bolt.

■ After the installation is complete, the experiment must be conducted first, and the official use is allowed only after the operation is normal.

 

Product images

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