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IronAxis Industrial Supply

IronAxis is a U.S.-based B2B supplier of industrial equipment, instruments, machinery, food processing systems and new energy solutions for manufacturers, labs and engineering companies.

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Electronic Over-current Relay–Protective Relays Supplier

Electronic Over-current Relay–Protective Relays Supplier

Daco (Daeryuk Co., Ltd)

TypeStand alone(3Type)Stand alone(3Type)Stand alone(2Type)Stand alonePhotomodel3ESSSS3SS06/30/60/120ES2UCR-30/50FeaturePhasereversal(voltage)Phase loss, over current-Phase lossCurrent setting range(A)0...

Automation & Control Systems Daco (Daeryuk Co., Ltd) 02 Feb 2026 ( )

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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

 

Technical Specifications

Item Specifications Remarks
Update Date Daco (Daeryuk Co., Ltd) 2026
Lead time within 30 days Can be expedited
Material See product manual Request Inspection Report
Application Applicable to multiple industries Complies with standards
Keywords Electronic,Over-current,Protective,Relays,Supplier,UCR-30

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Over-current Relays UCR-30 Protective Electronic supplier