SP POWERWORLD EA08A/RS User manual

EA08A/RS
Generator Automatic Voltage Regulator
Operation Manual
Self Excited Automatic Voltage Regulator for use in Brushless,Full
Harmonic or Harmonic and Auxiliary Winding.
Compatible with the Leroy Somer RS128 A & RS128-0.
This component must be housed inside alternator terminal box and be fitted by a competent electrical engineer.
SP POWERWORLD LTD
Willows, Waterside, Ryhall, Stamford, Lincs, PE9 4EY, UK Tel:
[phone] - Email: [email protected]
www.sp-powerworld.com

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2EA08A
UF
ON
1
380
UFRO
3-ON,60Hz
1-Different
2-Integral
Z1X1 X2
LAMSTAB DROOP
0VF+Z2 F- 110 220
S2
TRIMVOLT
A2
A1 VRVR S1 S3
1. INTRODUCTION
Sensing Input
Terminal 0 ~ 110V = 95 ~ 135V
Terminal 0 ~ 220V = 180 ~ 250V
Terminal 0 ~ 380V = 360 ~ 515V
Frequency 50/60 Hz, Jumper selectable
Harmonic Voltage
Voltage 25 ~ 300VAC
Voltage Regulation
< ±0.5% (with 4% engine governing)
Voltage Build-up
Harmonic Residual Volt. ＞5 VAC
Output Voltage
Maximum 90VDC @220VAC
Output Current
Maximum Continuous 8 A
Intermittent 12 A for 10 sec
External Volts Adjustment
±10% @ 1KΩ
X1、
、、
、X2 Z1、
、、
、Z2
45 ~ 600HZ
Thermal Drift
0.05% per ℃change in AVR ambient
Analog Voltage Input
10% generator voltage per 1VDC
Current Compensation
N : 5 A or N : 1A Input
Maximum 4% @ P.F. = 0.8
Dimensions
150mm L * 135mm W * 55.3mm H
Weight
600g ± 5%
Mechanical Specifications
AVR can be mounted directly on the engine, genset, switchgear or control panel that conforms to the
mounting specification.
All voltage readings are to be taken with an average-reading voltmeter Meggers and high-potential test
equipment must not be used. Use of such equipment could damage the AVR.
Figure 1 Outline Drawing

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EA08A 3
2. WIRING
1. 0V-110-220-380 Sensing Input terminal.
2. F+、F- : Excitation Output.
3. X1-X2 、Z1-Z2 Power Input terminal. When
using single phase power input, please connect
to X1 - X2 or Z1 - Z2. For 3 phase power input,
please connect to X1、Z1、Z2 terminals. The
power input can be PMG, Harmonic, Full
Harmonic and Auxiliary Winding.
4. S1-S2 : Current compensation input. Current
Transformer secondary current = 1A.
5. VR-VR External Voltage Adjustment 1KΩ.
6. Analog Voltage Input Can accept remote DC
voltage to adjust generator output voltage.
3. ADJUSTMENTS
●TRIM : Analog Voltage Input Adjustment.
●VOLT : Voltage Adjustment.
●DROOP : Droop Adjustment.
●DIP : To set the frequency related voltage dip
●STAB : Stability Adjustment.
●UFRO : UFRO Knee Point set.
●DIP SWITCH : Function Selection Switch.
1. Voltage Compensation : ON => for over 550KW
2. Reaction Time Range: ON = > for 90 ~ 550KW
3. Rated Frequency 50/60Hz Selection :
ON = 60Hz
OFF = 50Hz
Armature
1k OhmEXT.VR
Exciter field
380V
S1 S2
C.T
N:1A
200VAC max 50~500HZ
Z1
E-
110V
220V
0V
E+
Z2
X1
X2
Stator wires
S
T
R
PMG
VR
A2 A1
VR
Figure 2 Single Phase/3 Phase PMG Wiring

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4EA08A
※
Please use original spare fuse (10A).
※
Product Performance, specification and appearance are subject to change (Improvement) without prior
notification.
VR S2 S1
E+
E-
0V
110V
220V
380V
X2
Z1
X1
Z2
Stator wires C.T
S
T
R
AUX. wires
(Harmoni)
S3
N:1A
N:5A
N:5Aor1A
VR
1k Ohm
Armature
EXT.VR
A2 A1
Exciter field
Armature
1k Ohm
VR
EXT.VR
A1 A2
Exciter field
S1 S2 VR
380V
220V
110V
0V
Z2
X1
Z1
X2
E-
E+
AUX. wires
Stator wires
C.T
N:1A
S
T
R
Harmoni wires
Figure 3 3 Phase (Auxiliary Winding
、
Full Harmonic
、
Self Excited) Wiring
Figure 4 Auxiliary Winding & Harmonic Wiring