WEG AVR-A-OPT-06, Installation, Operation And Maintenance Manual, Page: 12 / 75

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12 l Automatic Voltage Regulator – AVR-A-OPT-06
4 TECHNICAL CHARACTERISTICS
Table 4.1: Mechanical and electrical characteristics
Models
Characteristics
AVR-A-OPT-
06 5A
AM/220M
AVR-A-OPT-06
5A EM/220M
AVR-A-OPT-
06 5A
GM/110M
AVR-A-OPT-
06 10A
AM/220M
AVR-A-OPT-
06 10A
EM/220M
AVR-A-OPT-06
10A GM/110M
Nominal field
current
5A 10A
Nominal current
with forced
ventilation
7A 12A
Peak current (max.
1min)
7A 12A
Protection fuse for
power supply
3A 7A
Sensing (selected
via jumper cable)
(V
Ral
)
160-300 or
340-570 Vac
180-240 or
515-660 Vac
85-140 or
170-280 Vac
160-300 or
340-570 Vac
180-240 or
515-660 Vac
85-140 or
170-280 Vac
External voltage
control
Through 5K Ω /3W potentiometer.
Sensing power
supply
Single Phase.
Power Supply
Range (V
al
)
170 to 300Vac 93 to 126 Vac 170 to 300Vac 93 to 126 Vac
Power supply
curren.
Single Phase
Rectifier gain ratio
(K
c
)
0,45.
Maximum field
voltage (V
f
)
76,5 Vdc (V
al
mín),
112,5 Vdc (V
al
máx).
41,8 Vdc (V
al
mín),
56,7 Vdc (V
al
máx).
76,5 Vdc (V
al
mín),
112,5 Vdc (V
al
máx).
41,8 Vdc (V
al
mín),
56,7 Vdc (V
al
máx).
Field Resistance
@ 20ºC
6 up 50 Ω .
Static Regulation
0,5%.
Adjustable
dynamic response
8 to 500ms.
Operation
Frequency (jumper
JHz )
50 or 60Hz.
Sub frequency
protection (U/F)
Adjustable via trimpot
Internal percent
adjustment of
voltage
Adjustable via trimpot, for the complete range of Voltage V
Ral
External percent
adjustment of
voltage
- 30% of V
Ral.
Temperature
-40° to + 60ºC.
EMI Suppression
EMI filter
Approximate
Weight
480g
LED Indicators None
Protection for
Excitation Over
current
Absentee
Analog Input +/-
9Vdc
Optional
Analog Input 0 to
10Vdc
Optional
Digital Input
Optional
Parallel operation With optional transformer ratio (PAR/1 ratio 1A and PAR/5 ratio 5A