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Daeryuk Co., Ltd.
 
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Daeryuk Co., Ltd.
[Korea]
Address:
530, Samkye-ri, Pogok-eup, Cheoin-gu, Yongin-si, Gyeonggi-do 449-814 Korea
Phone:
82-2-5887158
Contact name:
Hong, Seok , Manager
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Daeryuk Co., Ltd.
 
Products

Electronic Over-current Relay
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Electronic Over-current Relay
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 Model Number EOCR

Type
Stand alone(3Type)
Stand alone(3Type)
Stand alone(2Type)
Stand alone
Photo
model
3ESS
SS3
SS
06/30/60/120
ES2
UCR-30/50
Feature
Phase
reversal
(voltage)
Phase loss, over current
-
Phase loss
Current setting range(A)
06
30
60
120
06
30
60
120
06
30
60
120
30
50
0.5-6.5
3-30
5-60
10-120
0.5-6.5
3-30
5-60
10-120
0.5-6.5
3-30
5-60
10-120
3-30
5-50
Operation characteristics
Definite characteristics(Inverse characteristics)
Motor
application
(KW)
230-240V
-
-
380-460V
up to 600A with external CT
-
Protection
function
Over current
O
O
Under current
Locked rotor
O
O
-
Phase loss
O
△
O
Phase reversal
O
-
-
-
Time setting
(sec)
Operation time
D-Time 0.2-60
O-Time 0.2-12
0.2-30
Reset time
Manual(instantaneous) reset (Auto reset 180sec)
Control
power
Voltage
95-260V AC(380V/440V/DC)
Frequency
50/60Hz
Output
relay
Contact
1-SPDT(1C)
Operation
95-96 Closed
Capacity
5A/250V Resistive load
Insulation resistance
Min 50Mb at 500V DC
Surge endurance
2kV(6times/1min)
Ambient temp.
Operation
-25°C~70°C
Storage
-50°C~80°C
Humidity
45-85%RH
Operation indication
P.L Lamp:power on
O.L(Red) Lamp : Over current trip
O.L(yellow) Lamp: Phase reversal trip
P.L LED: Power on
O.L(red) LED: Over current trip

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