YBF3 Blower Explosion Proof Motor
It’s a totally enclosed, self-cooling by axial wind fan and squirrel caged explosion proof three phase asynchronous motor. The efficiency is IE3. The explosion proof mark is Ex dI. The motor can be applied in coal mining underground non-excavating face working environment.
Description
Technical Parameters
Title:
YBK3 Coal Mining Underground Fan Explosion Proof AC Motor
Brief Introduction
YBF3 series explosion proof three phase asynchronous motor is newly developed by Simo technical team specially for coal mining ventilator fan.
It’s a totally enclosed, self-cooling by axial wind fan and squirrel caged explosion proof three phase asynchronous motor. The efficiency is IE3. The explosion proof mark is Ex dI. The motor can be applied in coal mining underground non-excavating face working environment.
Main Technical Parameters
Frame: | H132~H355 |
Power Scope: | 2.2KW~315KW |
Voltage: | 380V, 400V, 415V, 460V, 490V, 660V, 690V,1140V |
Frequency: | 50Hz, 60Hz |
Number of Poles: | 2P, 4P, 6P, 8P, 10P |
Speed: | 3000rpm, 1500rpm, 1000rpm, 750rpm, 600rpm |
Cooling Method | IC411 |
Protection Grade | IP55 |
Insulation Class | F(155℃), H(180℃) |
Duty: | S1, S4, S5, S6, S9 |
Mounting Type | B3/ B5/ B35/ V1 |
Standard: | IEC |
Efficiency Grade: | IE3 |
Why choose Simo Brand YBK3 series of Motor?
Simo YBF3 series of motor has the advantages of excellent explosion-proof performance, compact structure, high efficiency, energy-saving and convenient maintenance in later period, it is a new product independently developed by our company in combination with the latest technologies in electromagnetic structure, process and material at home and abroad.
Operation conditions as below:
Ambient temperature is -15℃~+40℃; Altitude ≤1KM; and monthly average air humidity ≤90% (If temperature is 25℃).
Great quality is the secret that Simo motor can be outstanding all through the 67 years in electric motor manufacturing industry. We have really strict control systems on the material suppliers choosing and reviewing, material inspection, processing checking, motor testing, testing , packing and transporting.
Production Details
Frame
Compact and robust iron casting frame
Universal IEC and NEMA installation dimensions available
Customizable outlook and dimensions

Stator
99.9% pure copper winding for stator to ensure the output power and efficiency
Excellent insulation system with 5 more processing flows
All the windings are fitted in by handwork to ensure all slots are full and avoid any winding flaw.
Rotor
Aluminum casting rotor with high quality silicon steel rotor core to assure induction efficiency
Well and precisely machined shafts with good capacity of strength and toughness


Testing
All motors must pass the piece testing before painting and packaging
Type tests will be regularly performed for each series, more often for new developed series and variants.
Package and delivery
All motors will be packaged well before delivery
Plastic cover inside, vacuum tin foil outer and then solid wood box

Applications
YBF3 motor is widely used in hazardous places, such as explosive gas environment and underground mining workplaces of coal mine.

Chemistry

Coal mining

Metallurgy

Oil gas
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