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EOCR-SP1, EOCR-SP2 : Relay bảo vệ quá dòng, mất pha, lock Rotor của Samwha (Bây giờ là Schneider Electric)
Main Features
- MCU( Microprocessor Control Unit ) Based
- Compact Design
- 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
- 2 Integral CTs
- Fit Directly into IEC or NEMA Contactor
Protection
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Protective Item
|
EOCR Operating(Trip) Time
|
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SP1
|
SP2
|
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Over-current
|
O-TIME (curve)
|
5sec
|
|
Phase Loss
|
4sec
|
4sec
|
|
Locked Rotor
|
O-TIME+10sec
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D-TIME
|
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Time Characteristic
|
Inverse
|
Definite
|
Specficication
|
Current Setting
|
Type
|
SP1
|
SP2
|
|
01
|
0.3 ~ 2A
|
0.3 ~ 2A
|
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10
|
1 ~ 12A
|
1 ~ 12A
|
|
20
|
5.0 ~ 25A
|
5.0 ~ 25A
|
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Time Setting
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Start
|
D-TIME
|
10 sec(Fixed)
|
1 ~ 5sec
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Trip
|
O-TIME
|
1 ~ 10
|
5 sec(Fixed)
|
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Control Voltage
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110
|
85 ~ 150VAC
|
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220
|
180 ~ 260VAC
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Output Relay
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Mode
|
1-SPST, 3A / 250VAC Resistive
|
|
Normally Energized
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Rating
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1-SPDT, 3A / 250VAC Resistive
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Status
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Normally De-energized
|
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Time-Current Characteristic
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Inverse
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Definite
|
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Operating(Trip) Indication
|
2-LED
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Mounting
|
35mm DIN-Rail
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