MX450 AC Motor Controller Generator Accessories Automatic Voltage Regulator

AVR MX450

An automatic voltage regulator (AVR) is an electronic device
that maintains a constant voltage level to electrical equipment
on the same load.
The AVR regulates voltage variations to deliver constant,
reliable power supply.

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Categories: AVR, STFD Replacement

Description

Description

Warranty:	1 Year
Weight:	0.8kg
Generator Type:	Diesel Generator
Model NO. :	MX450
Trademark:	New
Specification:	15106cm
Origin:	China
Production Capacity:	100000 Piece/ Year
Usage:	Emergency Crew, Standby Unit, Common Units
Installation Method:	Portable
Transport Package:	Carton
HS Code:	9032899090

Product Description

Stamford MX450 AVR Generator Parts Replacement

Specification

Sensing Input	Voltage 120(95~132) / 240(190~264) VAC 1 phase 2 wire jumper selectable
Sensing Input	Frequency 50/60 Hz jumper selectable
Output	Voltage Max. 90 VDC @ 207 VAC input
	Current Continuous 4A, Intermittent 6A for 10 sec.
	Resistance Min. 15 Ohm
Voltage Regulation	< ±1% (with 4% engine governing)
Voltage Build-up	4 Volts at AVR terminals
Soft Start Ramp Time	2 sec.
External Volts Adjustment	±10% with 1 K Ohm 1 watt trimmer
Unit Power Dissipation	Max. 10 watt
Thermal Drift	0.04% per °C change in AVR ambient
Under Frequency Protection	Set point 95% Hz Slope: 170% down to 30 Hz
(Factory Setting)	Slope 170% down to 30 Hz
Environment	Operating Temperature : -40~70 °C
	Storage Temperature : -40~85 °C
	Relative Humidity : Maximum 95%
	Vibration : 3.3G @ 100~2 KHz
AVR Controls Functions	VOLT : Voltage Adjustment
	STAB : Stability Adjustment
	UFRO : UFRO Knee Point Set
Analogue input	Maximum input +/-5Vdc
	Sensitivity 1V for 5% Generator Volts
	Input resistance 1k ohm
Quadrature droop input	10 ohms burden
	Max. sensitivity: 0.07 A for 5% droop 0PF
	Max. input: 0.33A
Dimensions	150 (L) x 100.0 (W) x 45.0 (H) mm
Weight	700g ±2%

With Under Frequency LED Indicator
Under Frequency Roll Off Protection
120 or 240 VAC Sensing, Jumper Selectable
Sensing Voltage Loss Protection
Soft Start Voltage Ramping
Voltage Regulation < ±1%
and forms parts of the excitation system for a brushless generator.
MX450 is a harlf-wave phase-controlled thyristor type Automatic Voltage Regulator(avr)