Variable Frequency Explosion Proof Inverters High Voltage S

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Basic Info

Place of Origin:	China

Product Description

Variable Frequency Explosion Proof Inverters High Voltage SVC Control

Description

BPJ1 series explosion-proof and intrinsic safety inverters for mining are the special products developed by INVT on basic of years of R&D experience to meet the specific requirements of customers in mining industry.

Due to accurate understanding of market demands, advanced development and management of integrated products, overall R&D and test, automation and information in production, BPJ1 series products have the outstanding features of leading technology, high reliability and easy maintenance,

The products have passed the strict test from MA Center, Mining Products Safety Approval and Certification Center (MA Center) is independent legal entity organization authorized by State Administration of Work Safety (SAWS), completely meet the requirements of electrical devices used coal mines and widely apply to conveying, hoisting, ventilating and power devices.

Specifications

Model		660V two-quadrant series	660V four-quadrant series		1140V two-quadrant series		1140V four-quadrant series
Input	Input voltage range	560V~760V	560V~760V		970V~1310V		970V~1310V
	Input frequency range	47~63 Hz
Technical and operating control performance	Control mode	V/F, sensorless vector control(SVC), vector control (VC)
	V/F control	Linear type, multi-dots type, multi-power V/F curve, V/F separation
	Running command channel	Keypad, terminal, communication
	Frequency reference method	Digital reference, analog reference, pulse frequency reference, communication reference, multi-step speed and simple PLC reference, PID reference, etc.
	Power balance function	Master-slave communication, droop control
	Overload capability	150% of rated current 60s, 180% of rated current 10s
	Starting torque	0.5Hz 150%(SVC), 0Hz 180%(VC)
	Speed control range	1:100(SVC), 1:1000(VC)
	Speed control precision	±0.5% of Max. speed (SVC), ±0.1% of Max. speed(VC)
	Frequency resolution	Digital setting: 0.01Hz
		Analog setting: 0.1%~Max. frequency
	Torque boost	Automatic torque boost, manual torque boost 0.1~30.0%
	ACC/DEC method	Straight line or S curve, four groups of ACC/DEC time
	DC braking	DC braking at starting, DC braking at stopping
	Jogging running	Jogging frequency range: 0.0Hz~Max. output frequency
		Jogging ACC/DEC time:0~3600.0 s
	Simple PLC and multi-step speed running	Realize up to 16-step speed running via built-in PLC control terminals
	Built-in PID function	Realize close loop control system of process quantities
	Automatic voltage regulation	Keep the output voltage constant automatically when the grid voltage changes
	Torque reference method	Keypad reference, analog reference, high-speed pulse frequency reference, remote communication reference
	Protection function	Up to 30 protection functions such as overcurrent, overvoltage, undervoltage, overtempetature, phase loss, overload and short circuit protection
	Display	Standard LED display, optional LCD diaplay
	Communication	Standard: Ethemet; Optional: PROFIBUS, CAN,Rs485		Standard:Rs485, CAN, Ethemet, Optional: PROFIBUS		Standard: Rs485, CAN, Ethemet, Optional: PROFIBUS, optical fiber		Standard :Rs485, CAN, Ethemet, Optional: PROFIBUS, optical fiber
	Explosion-proof mark	Ex d [ib]Mb
	Explosion-proof type	Explosion-proof and intrinsic safety
Running environment	Temperature	-10°C~50° C; if above 40° C, derate 3% for every additional 1° C
	Altitude	1000m below; if above 1000m, refer to altitude derating table for derating coefficient
	Humidity	Relative humidity 5%~95%; no condensation
Application	Application Range	Belt conveyors, local fans, emulsion pumps, scrapers, water pimps		Hoists, winches, aerial riding devices, coal winning machine, down betl conveyors		Belt conveyors, local fans, emulsion pumps, scrapers, water pimps		Hoists, winches, aerial riding devices, coal winning machine, down betl conveyors

Application

BPJ1 inverters applied on belt conveyors in mines.

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High Voltage Inverter