HT INDUSTRIAL AUTOMATION LIMITED

Leroy Somer AVR Voltage Regulator R120

Leroy Somer R120 AVR Installation and maintenance Manual.pdf

Origin: France

Brand: Leroy Somer

Model: R120

Part Numbers: AEM230RE005, 4969966

DESCRIPTION:

The R120 Automatic Voltage Regulator is an original product manufactured exclusively by Leroy Somer in France. The Leroy Somer AVR R120 includes advanced protections such as over-excitation limitation and voltage sensing loss.

Key characteristics of R120 Leroy Somer Voltage Regulator

 Technology : Analog

 Excitation mode:  SHUNT

 Rated excitation current:  4 A / 6 A for 30 s

 Regulation accuracy : (+/- %)   1%

 Frequency range:       20 – 100 Hz

 Voltage setting range (+/- %)：       10%

 kU/F limitation： k = 1.2

 Loss of sensing voltage     ✓

 Over-excitation limitation   ✓

 Short circuit current limitation  -

 Voltage droop    -

 Parallel operation between alternators  -

 Load Acceptance Module (LAM)    -

The R120 Leroy Somer AVR is used on the following Leroy Somer Alternators:

·         TAL040 B, TAL040 C, TAL040 C1, TAL040 D, TAL040 E, TAL040 F

·         TAL042 A, TAL042 B, TAL042 C, TAL042 D, TAL042 E, TAL042 F, TAL042 G, TAL042 H

·         TAL044 A, TAL044 B, TAL044 C, TAL044 D, TAL044 D1, TAL044 E, TAL044 H, TAL044 J, TAL044 K

SAME EXACT AVR AS:

·         Leroy Somer Voltage Regulator AEM230RE005 AVR

·         Leroy Somer Voltage Regulator 4969966 AVR