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