EOCR-DS1 : Relay bảo vệ quá dòng, mất pha, lock Rotor của Samwha
EOCR-DS2 : Relay bảo vệ quá dòng, mất pha, lock Rotor của Samwha
EOCR-DS3 : Relay bảo vệ quá dòng, mất pha, lock Rotor, đảo pha của Samwha
Main Features
- MCU( Microprocessor Control Unit ) Based 3 Integral Current
- Transformers Multiple Protection Functions Wide Current Adjustment
- Range(10:1) Ammeter Function & Trip Indication Easy
- Troubleshooting & Run Monitor Manual Instantaneous/ Electrical
- Remote Reset Test Function Ambient Insensitive Faill-safe Operation
Protection
|
Protective Item |
Operating(Trip) Time |
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|
DS1(T) |
DS2(T) |
DS3(T) |
|
|
Over-current |
O-TIME (curve) |
O-TIME |
O-TIME |
|
Phase Loss |
4sec |
4sec |
4sec |
|
Locked Rotor |
D-TIME |
D-TIME |
D-TIME |
|
Phase Reversal |
- |
- |
0.1SEC |
|
Time Characteristic |
Inverse |
Definite |
Definite |
Specficication
|
Current Setting |
Type |
DS1(T) |
DS2(T) |
DS3(T) |
|
|
05 |
0.5 ~ 6A |
0.5 ~ 6A |
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|
30 |
3 ~ 30A |
3 ~ 30A |
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|
60 |
- |
5 ~ 60A |
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|
100 ~ (over 60A) |
Ext. CT Option |
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|
Time Setting |
Start |
D-TIME |
0 ~ 50 sec |
1 ~ 50 sec |
|
|
Trip |
O-TIME |
1 ~ 10 sec |
0.2 ~ 10 sec |
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|
Control Voltage |
110 |
85 ~ 150VAC |
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|
220 |
180 ~ 260VAC |
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|
Output Relay |
Mode |
2-SPST |
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|
Rating |
3A / 250VAC Resistive |
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|
Status |
Normally Energized |
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|
Time-Current Characteristic |
Inverse |
Definite |
Definite |
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|
Operating(Trip) Indication |
2-LED |
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Mounting |
35mm DIN-Rail |
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