Bpb-37/660 Mine flameproof low voltage AC inverter

Overview of BPB-37/660 Mine flameproof LOW voltage AC inverter

Bpb-37/660 Mine flameproof low voltage AC inverter (hereinafter referred to as the inverter) is suitable for mine with gas and coal dust explosion danger, and the input voltage of power supply is AC 660V. In a 50Hz system, the speed of ac motor is controlled by changing the frequency -- the belt feeder and other equipment are controlled by speed regulation, and the dynamic load regulation and motor are protected as necessary.

Technical features of BPB-37/660 mine flameproof low voltage AC inverter

The low starting current reduces the impact on the power grid

Stable start, reduce the mechanical impact, to the belt, motor, reducer and other mechanical devices play a good protection role, extend its service life

Provide a variety of operating mode, users can according to different mining, choose the most suitable operating mode

Mechanical latching is provided to ensure the safety and reliability of the control device

Short circuit protection, phase break protection, overload protection, over, under voltage protection

Main technical parameters of BPB-37/660 mine flameproof low voltage AC inverter

Input power voltage AC660V, rated power: 37kW

Input power frequency: 50Hz (frequency allowable fluctuation range: ±2,5%)

Output voltage 0~660V

The output frequency of 10 ~ 50Hz is constant torque speed regulation, and the output frequency of 50Hz is constant power speed regulation

Control the motor power range of 37kW

Speed regulation: continuous and multi - speed optional

Working schedule: continuous working schedule

The ambient temperature is 40℃, allowing 1.5 times the rated current overload for 60 seconds

Leakage lock and leakage protection are provided by the superior switch

Physical picture of BPB-37/660 mine flameproof LOW voltage AC inverter