Product Detail

Flameproof three-phase asynchronous motor for tunnel boring machine (hereinafter referred to as: motor), designed in accordance with the coal industry standard MT/T477-2011 "Flameproof three-phase asynchronous motor for YBU series tunnel boring machine", is a special motor for driving the cutting part of cantilever tunnel boring machine and other similar machinery in underground coal mines. The motor has the characteristics of high efficiency, large stall torque, beautiful appearance, safe and reliable operation, long life, excellent performance, easy installation, use and maintenance.

Introduction

Y B U - 75- 4
Y B - Asynchronous motor, flameproof type
U- For tunnel boring machine
75 - Power(kW)
4- Poles
Y B U S - 120- 4
Y B - Asynchronous motor, flameproof type
U- For tunnel boring machine
S- Water cooler method
120 - Power(kW)
4- Poles
Y B U S - 220/160- 4/8 (A)
Y B - Asynchronous motor, flameproof type
U- For tunnel boring machine
S- Water cooler method
220/160- Power(kW)
4/8- Poles
(A)- Design Number
Ex dⅠMb
Ex--Explosion Protection Mark
d--Type of Explosion Protection(Explosion-proof Type)
Ⅰ -- Electrical Apparatus Class(ClassⅠ)
Mb -- Equipment Protection Degree

Bsic Feature

Rated voltage: 660/1140V, 1140V, 3300V
Rated frequency: 50Hz
Rated power: 120~315kW, 132/55~300/220kW
Number of poles: 4, 4/8, 4/6
Thermal classification: 180(H)
Temperature rise limit: 135K
Installation method: IMB10
Protection level: IP55
Cooling method: IC3W7
Ambient air temperature: 0~+40℃ (water cooling)
Operation mode: S1
Altitude: ≤1000mm
Indoor (standard configuration)
Explosion-proof mark (standard configuration): ExdI Mb

Sample Parameter

Mounting

YBU-75-4 drawing

YBUS-90-4 drawing

YBUD-160/100-4/8 drawing