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KUTAI ELECTRONICS INDUSTRY CO., LTD. 

TEL : +886-7-8121771

 

FAX : +886-7-8121775

 

Website : www.kutai.com.tw 

Headquarters : No.3, Ln. 201, Qianfu St., Qianzhen Dist., Kaohsiung City 80664, Taiwan

 

 

 

 
 
 
 
 
 
 
 

EA440 

 

Generator Automatic Voltage Regulator 

Operation Manual 

 
 
 
 

 

 

 
 

 

 

Self Excited Automatic Voltage Regulator 

Compatible with Newage SX440* 

 

*  All manufacturer names and numbers are used for reference purpose only 

and do not imply that any part is the product of these manufacturer.

 

Summary of Contents for EA440

Page 1: ...Qianfu St Qianzhen Dist Kaohsiung City 80664 Taiwan EA440 Generator Automatic Voltage Regulator Operation Manual Self Excited Automatic Voltage Regulator Compatible with Newage SX440 All manufacturer names and numbers are used for reference purpose only and do not imply that any part is the product of these manufacturer ...

Page 2: ...c residual volts at power input terminal Environment Operating Temperature 40 to 70 C Soft Start Ramp Time Storage Temperature 40 to 85 C 2 seconds 10 Relative Humidity Max 95 Vibration 3 3 Gs 100 2K Hz Static Power Dissipation Max 12 watts Dimensions 150 0 L x 135 0 W x 48 0 H mm Weight 418 g 2 115 0 135 0 130 0 150 0 21 5 48 0 5 5 STABILITY DROOP TRIM VOLT UFRO LED C B A C A 90KW C B 90 550KW B ...

Page 3: ...rn the external trimmer to midway position 3 Turn the stability trimmer on the AVR board to midway position 4 Connect a voltmeter to generator output voltage terminals 5 Start generator set and run on no load at nominal frequency 50 53 Hz or 60 63 Hz 6 If the red Led is illuminated refer to the under frequency roll off adjustment 7 Carefully turn volt trimmer clockwise until rated voltage is reach...

Page 4: ...commended see Figure 4 Field SW R V F F BATT G T S R WARNING Overly field flashing may damage the AVR or generator excitation winding Please make sure you have read and understand the contents of the instruction manual prior to installation Incorrect wiring connection may result in irreversible damage to the product and other equipments SECTION 5 PARALLEL FUNCTION 5 1 Parallel Compensation 5 1 1 W...

Page 5: ...e Generator Manual Low output voltage External VR broken Check wiring and testing VR Terminal 1 2 not linked Please linked terminal 1 2 Terminal 3 2 no sensing input Please refer to Figure 2 Under frequency Please refer to the Generator Manual Defective Generator Please refer to the Generator Manual Over output voltage AVR adjustment not well Please refer to voltage adjustment page Defective Gener...

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