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Digital Pulse Width Modulation Automatic Voltage Regulator

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  • Place of Origin :Korea

Description

Block Diagram

Key Advantage

1. This product covers the Wide Input Range

2. The Efficiency of Power Conversion is very High Level : 98% at typical
3. The Size and Weight of AVR is only 1/2~1/4(compared with TCR type)

Features

ON Line Interactive Type
Series / Parallel Inverter
Power Conditioning
Surges, spikes, lightning etc.
AC to AC Chopping
PWM Converter
Uni-Direction Switching
IGBT or MOSFET
Wide Input Range
±20% at std, ±40% at optional
High Frequency Switdhing
20KHz PWM Switching
Input Voltage Response
10mS at typical
Buck and Boost Automatic Voltage Regulator
±2% at typical
Transient Problem
No Commutation Problems
High Efficiency
98% at typical
Dimension & Weight
25~40% of TCR or Servo AVR
Full Digital Control
Ensures Failsafe Protection

Specification - Single Phase

Item
Unit
Capacity
3KW
5KW
7.5KW
10KW
20KW
Technology
-
High Frequency 15kHz IGBT driven Voltage Regulator Converter
Input
Voltage
Vac
120 / 230Vac ±20% at STD, 120 / 230Vac ±40% at optional
Frequency
Hz
47 ~ 63 Hz
Phase
Ø
Single Phase
Output
Voltage
Vac
Combined 3% maximum under 0 ~ 100% Load
Frequency
Hz
47 ~ 63 Hz
Waveform
-
Pure Sinewave
Efficiency
%
96% at typical
Bypass
-
Automatic Bypass will be activated when there is a Fault Condition
Display
LED
-
Green : Normal (Regulation mode), Yellow : Bypass (non-Regulation mode)
Red : Fault Mode
Surge Test
-
Per ANSI/IEEE C62.41-1991, 6kV normal mode injection
Category A3, Ring Wave, 200A : L-N : 30V
Category B3, Combination Wave, 3000A : L-N : 200V
Physical Dimension
mm
270x159x368mm
336x216x508mm
TBD
 
kg
18.2kg
22.7kg
36.3kg
40.8kg
TBD
Safety
-
Designed to meet cUL, CE
Warranty
-
2 years

Specification - Three Phase

Item
Unit
Capacity
9KW
15KW
30KW
50KW
100KW
Technology
-
High Frequency 20kHz IGBT driven Voltage Regulator Converter
Input
Voltage
Vac
220 / 380Vac , 230 / 400Vac : Normal Oper. : ±20%, Max Oper. : ±40%
Frequency
Hz
47 ~ 63 Hz
Phase
Ø
Three Phase
Output
Voltage
Vac
Combined 3% maximum under 0 ~ 100% Load
Frequency
Hz
47 ~ 63 Hz
Waveform
-
Pure Sinewave
Efficiency
%
96% at typical
Bypass
-
Automatic Bypass will be activated when there is a Fault Condition
Display
LED
-
Green : Normal (Regulation mode), Yellow : Bypass (non-Regulation mode)
Red : Fault Mode
Surge Test
-
Per ANSI/IEEE C62.41-1991, 6kV normal mode injection
Category A3, Ring Wave, 200A : L-N : 30V
Category B3, Combination Wave, 3000A : L-N : 200V
Physical Dimension
mm
610 x 710 x 560mm
TBD
TBD
 
kg
73kg
86kg
118kg
TBD
TBD
Safety
-
Designed to meet cUL, CE
Warranty
-
2 years

Comparision

Item
IVR Type
(Server)
TCR
(Tap Change)
PWM
Input Response Time
2~3sec
200msec
10msec
Input Voltage Range
±20%
±20%
±20% at Standard
±40% at Optional
Output Voltage Regulation
±1%
±5%
±2%
Efficiency
95%
98%
98%
Size
2
1
1/2-1/4
Performance
Transient
none
Commutation Problem
none
Noise
Audible
Voltage Distortion
EMI
Filter
No need
EMI Filter
EMI FILTER

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  • Digital Pulse Width Modulation Automatic Voltage Regulator

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Digital Pulse Width Modulation Automatic Voltage Regulator

Digital Pulse Width Modulation Automatic Voltage Regulator

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The Gate Technologies Co., Ltd.
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