EOCR-SP1, EOCR-SP2 : Relay bảo vệ quá dòng, mất pha, lock Rotor của Samwha

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

Protective Item

EOCR Operating(Trip) Time

SP1

SP2

Over-current

O-TIME (curve)

5sec

Phase Loss

4sec

4sec

Locked Rotor

O-TIME+10sec

D-TIME

Time Characteristic

Inverse

Definite

 

Specficication

Current Setting

Type

SP1

SP2

01

0.3 ~ 2A

0.3 ~ 2A

10

1 ~ 12A

1 ~ 12A

20

5.0 ~ 25A

5.0 ~ 25A

Time Setting

Start

D-TIME

10 sec(Fixed)

1 ~ 5sec

Trip

O-TIME

1 ~ 10

5 sec(Fixed)

Control Voltage

110

85 ~ 150VAC

220

180 ~ 260VAC

Output Relay

Mode

1-SPST, 3A / 250VAC Resistive

Normally Energized

Rating

1-SPDT, 3A / 250VAC Resistive

Status

Normally De-energized

Time-Current Characteristic

Inverse

Definite

Operating(Trip) Indication

2-LED

Mounting

35mm DIN-Rail