Kutai EV-01 Owner's manual

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EV-01 Over Voltage Monitor
It is specifically made to guard generators from
potentially destructive high voltages from
malfunctioning voltage regulators. This encapsulated
solid state device is built-strong so it can protect itself
from the violent vibrations and humidity present inside
working generators; but it will be ready to perform
when necessary.
Set-up is simple using two LEDs indicators (supply
voltage & over-voltage) and two adjustments (sensing
voltage & time delay.)
If EV-01 is activated, simply reset by shorting the two
reset terminals or pulsing onboard push button.
1. SPECIFICATION
Working Power : 10 28 Vdc 0.3A max
Sensing Voltage : 210 290 / 400 560 Vac +/- 5%
0.5VA 40 500 Hz
Delay Time : 110 Sec +/- 5 Sec
Contact Rating : 10A / 250 Vac @ PF = 1 NO or NC
Operating Temperature : -40 to +60 C
Relative Humidity : 10% to 95% non-condensing
2. DIMENSION / OUTLINE DRAWING
1. Over voltage indicator LED
2. Power LED
3. Delay time set
4. Voltage setting adjustment
5. Jumper from high to low voltage sensing
6. Onboard reset button
3. CONNECTION TERMINAL
AC IN L1, L2 : sensing input
210 290 Vac jumper removed
400 560 Vac jumper connected
Output Contact : Normal Open (NO.), Common
(COM.), Normal Closed (NC.)
Reset : Remote Reset (Dry Contact) 100 mA @ 28 Vdc
B+, B : Power Input 10 28 Vdc
4. SETTINGS
Connect battery supply and sensing AC IN L1 & L2
as diagram. The green LED should illuminate since
no over-voltage is present.
Turn time delay pot to lowest position (fully
counterclockwise).
And turn the voltage setting pot to highest position
(fully clockwise).
Select jumper ON/OFF depend on the range of
sensing voltage and switch on AC power.
Turn voltage setting pot counterclockwise slowly till
the red LED is illuminated. The relay is energized
and latched until either the RESET button is pressed
or reset terminals are shorted momentary.
Turn the time delay pot to position from 1 to 10 seconds.
5. GENERATOR OVER VOLTAGE
PROTECTION APPLICATION
Drawing for sensing and power in different
connection (shown as Figure 2).
Drawing for sensing and power in same connection
(shown as Figure 3).
WARNING
Meggers and high-potential test equipment must not be
used. Use of such equipment could damage the
Semiconductors contained in the controller.
Please make sure you have read and understand the
contents of the instruction manual prior to installation.
Incorrect wiring connection may result in irreversible
damage to the product and other equipments.
Application disconnect voltage regulator from
generator sensing and stops generator voltage output.
24.5
15.5
75.0
59.0
91.0
107.0
RESETCOM.NO. NC. B+
(1~10S)
O.V T/DP.W V/Set
EV-01
RESET
JUMP Open 210-290V / Close 400-560V
L1 L2 B-
AC IN (10~28V)
5.0
3
4
6
5
1
2
RESETCOM.NO. NC. B+
L1 L2 B-
AC IN (10~28V)
_
+
L2 L1
AVR
12/24V DC
F+
F- F+
F-
Power
Sensing
AC1
AC2
_
+
L2 L1
AVR
12/24V DC
F+
F- F+
F-
Power
(Sensing)
RESETCOM.NO. NC. B+
L1 L2 B-
AC IN (10~28V)
Figure 2
Figure 3
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