Kutai Voltage Regulator AVR EA15A3H EA63-7D EA42-7
EA63-7D AVR
EA42-7 AVR
introduction
Warranty: 1 Year
Gross Weight: 0.5 kg
Stock Status: In stock
Part No. : EA42-7, EA63-7D
Replaced Brand: Kutai, Stamford
Function: Kutai Auto Voltage Regulator
Usage: Kutai AVR EA42-7
Compatible with: Kutai AVR EA63-7D
Product Name: Kutai Voltage Regulator EA42-7
Kutai Voltage Regulator AVR EA15A3H EA63-7D EA42-7
Generator Automatic Voltage Regulator 15 Amp 3 Phase Sensing
EA42-7 Product Specification Download.pdf
We have Kutai EA15A3H AVR EA42-7 AVR Kutai EA63-7D AVR in our regular stock!
The Brands / Part No. here are for reference purpose only, our parts can exactly replace the original ones.
Features of KUTAI AVR EA15A3H
EA15A3H 15 Amp 3 phase sensing self excited brushless type genset voltage regulator is an universal AVR to replace genset with 3 phase sensing requirement.
· Voltage regulation less than +/-0.5%
· 220/380/440 Vac input voltage sensing
· 3 phase sensing
· High 15A output current
· 50/60 Hz under frequency protection
· Soft start ramping
· Built-in high breaking capacity fuse
Specifications of EA15A3H KUTAI AVR
Sensing Input | Voltage : 220/380/440 Vac 3 phase 3 wire |
Frequency : 50/60 Hz selectable | |
Power Input | Voltage : 100-300 Vac 1 phase 2 wire |
Output | Voltage : Max. 90 Vdc @ 240 Vac input |
Current : Continuous 15A Intermittent 20A for 10 seconds | |
Resistance : Min. 4 ohms @ 35 volts output | |
Volts Regulation | Less than +/-0.5% (with 4% engine governing) |
Build Up Voltage | Residual volt. at AVR terminal > 5 Vac |
External Volts Adjustment | +/-15% with 5KΩ 1 watt trimmer |
Unit Power Dissipation | Max. 8 watts |
Soft Start Ramp Time | 2 seconds |
Thermal Drift | 0.03% per °C change in AVR ambient |
Under Frequency Protection | 50 Hz system presets knee point at 45 Hz |
60 Hz system presets knee point at 55 Hz | |
Environment | Operation Temperature : -40 to +65 °C |
Storage Temperature : -40 to +85 °C | |
Relative Humidity : Max. 95% | |
Vibration : 3.3Gs @ 100-2K Hz | |
AVR Control Function | VOLT : Voltage adjustment |
STAB : Stability adjustment | |
U/F : Setting under frequency protection knee point | |
Dimension | 150.0 (L) x 135.0 (W) x 72.0 (H) mm |
Weight | 867 g +/-2% |
Features of KUTAI EA63-7D AVR
Sensing Input
Voltage 220 ~ 252 VAC ± 10%, 1 phase
Frequency 50 / 60 Hz selectable
Power Input
Voltage 200 ~ 260 VAC ± 10%, 1 phase 2wire
Frequency 50 / 60 Hz
Output
Voltage Max. 42 VDC
Current Continuous 7A
Intermittent 15A for 10 sec
Resistance Min. 6 ohm Max. 105 ohm
Voltage Regulation
< ± 1 % ( with 4% engine governing )
Voltage Build-up
Residual voltage at AVR terminal > 5 VAC
Voltage Adjustable Range
180 ~ 277 VAC
Thermal Drift
0.05% per °C change in AVR ambient
External Volts Adjustment
± 1 0% with 1 K ohm 1 watt trimmer
EMI Suppression
Internal electromagnetic interference filtering
Unit Power Dissipation
Max. 20 watt
Under Frequency Protection (Factory Setting)
60 Hz system presets knee point at 55 Hz
50 Hz system presets knee point at 45 Hz
Over Excitation Shutdown
Field volts shut down after a time delay
If exciter field volts exceed 52 ± 2 VDC
Quadrature Droop
Max. Sensitivity 1 VAC 2%
Max. Input 5 VAC @ 5 ohm Burden
Dimensions: 140mm L * 125mm W * 79.4mm H
Weight : 680g ± 2%
Features of KUTAI EA42-7 AVR
Sensing Input
Voltage 220 ~ 252 VAC ± 10%, 1 phase
Frequency 50 / 60 Hz selectable
Power Input
Voltage 200 ~ 260 VAC ± 10%, 1 phase 2wire
Frequency 50 / 60 Hz
Output
Voltage Max. 42 VDC
Current Continuous 7A
Intermittent 15A for 10 sec
Resistance Min. 6 ohm Max. 105 ohm
Voltage Regulation
< ± 1 % ( with 4% engine governing )
Voltage Build-up
Residual voltage at AVR terminal > 5 VAC
Voltage Adjustable Range
180 ~ 277 VAC
Thermal Drift
0.05% per °C change in AVR ambient
External Volts Adjustment
± 1 0% with 1 K ohm 1 watt trimmer
EMI Suppression
Internal electromagnetic interference filtering
Unit Power Dissipation
Max. 20 watt
Under Frequency Protection (Factory Setting)
60 Hz system presets knee point at 55 Hz
50 Hz system presets knee point at 45 Hz
Over Excitation Shutdown
Field volts shut down after a time delay
If exciter field volts exceed 52 ± 2 VDC
Quadrature Droop
Max. Sensitivity 1 VAC 2%
Max. Input 5 VAC @ 5 ohm Burden
Dimensions :140mm L * 125mm W * 79.4mm H
Weight: 680g ± 2%
(Chongqing HT Electronic Tech. Limited)
Tel: 0086-023-85551980
Fax: 0086-023-85551980
Mobile: 0086-13452987773
Skype: htautomatic
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Website: www.genspare.com
Address: No.18,BinJiang Road,
JiangJin District,Chongqing,China
