Flame Proof Motor Enclosure

YBX3-series flame proof motor enclosure has advantages such as excellent Flame-proof property, high efficiency, energy saving, large temperature rise margin, long operation life, good property, low vibration, advanced Flame-proof structure, good starting performance, good-looking appearance, high reliability and no sparking while operating. This series of motor is mainly applied to drive equipment of coal mine, petroleum and gas, petrochemical industry, such as water pump, blower, compressor, conveyor and other machines.

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Description

Technical Parameters

Brief Introduction

This series of flame proof motor enclosure shall be installed in accordance with strict procedure, because motor's performance is greatly determined by regulation thereof and stability of foundation. It shall inspect depending on the following requirements before mounting the motor, so as to avoid faults during running.

It shall guarantee firm foundation when mounting motor, so as to the motor has minimum vibration during running process; the foundation shall adopt firm concrete foundation and have sufficient depth; depending on installation dimension on the outside drawing, position of the foundation bolt is determined; generally, burying depth of the foundation bolt is 20-30 times as much as diameter of the foundation bolt. The foundation bolt hole shall have proper margin, thus facilitating regulation.

Main Technical Parameters

Frame	H250M
No. of Poles	2P, 4P, 6P, 8P
Power Scope	30~55kW
Voltage	380V/660V
Frequency	50/60Hz
Speed	750rpm, 1000rpm, 1500rpm, 3000rpm
Protection Grade	IP55
Insulation Class	F
Mounting Type	IM V1
Connection	Delta/Y
Mark of Explosion-proof	Exd I Mb, Exd II BT4Gb, Exd II CT4 Gb
Cooling Type	IC411, IC416
Efficiency Class	IE3
Duty	S1
Vibration	≤1.8mm/s
Ambient Temperature	-15℃ ～ +40℃
Altitude	≤1000m
Humidity	Average monthly peak relative humidity is 90%