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ENGGA EVC300i, Operating Manual

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ENGGA EVC300i Operating Manual Download Page 6

Figure 4. Connection Diagram for 200 Vac Operation

OPERATING MANUAL FOR AUTOMATIC VOLTAGE REGULATOR

MODEL NO : EVC300i

Page 6 of 7

S1

S2

VR

VR

V

380

N

V

220

V

F+

F-

2

1

A+

A-

Exciter

Field

+

-

Armature

Stator Wire

+/- 5 Vdc Analogue Input

W

V

U

CT

1A

IN :

100K/1W

SW : ON - 60 HZ

OFF -50 HZ

.

2

SW1 ON - Increase in

Response Time.
OFF - Response as per
STAB pot Set

:

FUSE 6.3

Amps

O/L

LED

O/L

POT

TRIM

ON

1

2

Note : All doted lines are optional connections.

Updated on 02 Feb2015

UFRO LED

Summary of Contents for EVC300i

Page 1: ...ulation Output Voltage Output Current Terminal V V for 220 Vac Terminal V V for 400 Vac Voltage 180 to 250 Vac Frequency 50 Hz or 60 Hz 180 300 Vac 300 520 Vac 1 Maximum 90 Vdc 240 Vac Maximum continuous 6 3 A 240 Vac 10 second forcing 10 A 240 Vac 220 380 Recommend 9 24 Ω Paralleling Voltage Buildup External Volts Adjustment Thermal Drift Analog Voltage Input Current Compensation Dimensions Weigh...

Page 2: ...EVC300i Figure 1 Outline Drawing OPERATING MANUAL FOR AUTOMATIC VOLTAGE REGULATOR MODEL NO EVC300i Page 2 of 7 4 MECHANICAL SPECIFICATION DRAWING S 1 ON Increase in Response Time OFF Response as per STAB pot Set SW ON 60 HZ OFF 50 HZ 2 122 mm 93 mm 108 mm 80 mm S1 S2 VR VR V380 N V220 V F F 2 1 A A 2 X 4 4 mm 1 2 O L LED O L POT TRIM UFRO LED FUSE 6 3 Amps 38 mm U U U F V V380 VR1 S1 S2 VR2 V220 N...

Page 3: ...maximum and can be connected to A A terminals for at least 10 variation in terminal voltage When 60Hz operation AVR response time needs to be reduced For that turn ON Switch1 so that extra fixed response time is now added with STAB POT setting such that no over or under shoot of voltage occurs during loading unloading of generator at 60Hz When 50Hz operation no need to decrease response time as ST...

Page 4: ...ions For 50 Hz applications the frequency roll off is factory preset to between 46 8 and 47 2 Hz To reset the frequency roll off proceed as follows a Adjust the prime mover RPM to the desired frequency compensation corner frequency roll off point b If UFRO LED is ON adjust the back panel trimmer anticlock wise to just OFF the LED If UFRO LED is OFF then adjust UFRO trimmer clockwise to turn ON LED...

Page 5: ... S1 S2 VR VR V380 N V220 V F F 2 1 Exciter Field Armature Stator Wire 100K 1W 5 Vdc Analogue Input CT 1A 1 2 W N V U IN A A FUSE 6 3 Amps O L LED O L POT TRIM ON SW ON 60 HZ OFF 50 HZ 2 SW1 ON Increase in Response Time OFF Response as per STAB pot Set Note All doted lines are optional connections Updated on 02 Feb2015 UFRO LED ...

Page 6: ...7 S1 S2 VR VR V380 N V220 V F F 2 1 A A Exciter Field Armature Stator Wire 5 Vdc Analogue Input W V U CT 1A IN 100K 1W SW ON 60 HZ OFF 50 HZ 2 SW1 ON Increase in Response Time OFF Response as per STAB pot Set FUSE 6 3 Amps O L LED O L POT TRIM ON 1 2 Note All doted lines are optional connections Updated on 02 Feb2015 UFRO LED ...

Page 7: ...C VOLTAGE REGULATOR MODEL NO EVC300i Page 7 of 7 S1 S2 VR VR V380 N V220 V F F 2 1 220V100W LAMP 230Vac 50Hz A A FUSE 6 3 Amps O L LED O L POT TRIM SW ON 60 HZ OFF 50 HZ 2 SW1 ON Increase in Response Time OFF Response as per STAB pot Set ON 1 2 Updated on 02 Feb2015 ...

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