EA-KOH0 pages

EA-KOH
Self Excited Automatic Voltage Regulator
Compatible with Kohler* infrared photo coupler C-255670 regulator

Features
Voltage regulation < +/- 1%
Drive infrared LED to control excitation
50 / 60 Hz optional
Under frequency protection
Adjustable stability
External voltage trimmer applicable

*All manufacturer names, numbers, symbols and descriptions are
used for reference purpose only and do not imply that any part is the
product of these manufacturer.

Specifications
Sensing Input

Voltage

220 Vac 1 phase 2 wire

External Volts Adjustment

Frequency

50 / 60 Hz select by jumper

Under Frequency Protection (Factory Knee Point Setting)

Power Input

Voltage

10-26 Vdc

50 Hz system presets knee point at 45 Hz

Output

Current

20 mA

60 Hz system presets knee point at 55 Hz

Volts Regulation

< +/- 1% (with 4% engine governing)

Voltage Thermal Drift
Unit Power Dissipation

Environment

+/- 10% with 1K ohms 1 watt trimmer

Operation Temperature

-40 - +65 °C

0.05% per °C change in AVR ambient

Storage Temperature

-40 - +80 °C

Max. 2 watts

Relative Humidity

Max. 95%

Vibration

3.3Gs @ 100-2K Hz

Mechanical Specifications

AVR Control Function
STAB

114.5
95.2

12.9

Physical Specification

60 HZ

Dimensions

127.2 (L) x 114.5 (W) x 39.0 (H) mm

Weight

50 HZ

109 g +/- 2%

STAB

119.5
127.2

127.2
111.8

50 HZ 60 HZ

Stability adjustment

7.4

7.8

15.2

15.2

4.9

7.8
47.8
108.1

TEL : +886-7-8121771
FAX : +886-7-8121775
Headquarters : No.3, Lane 201, Chien Fu St., Chyan Jenn Dist., Kaohsiung 80664, TAIWAN
Please link to http://www.kutai.com.tw for detailed manual.