EOCR-SSD : Relay bảo vệ quá dòng, mất pha, lock rotor của Samwha

EOCR-SSD : Relay bảo vệ quá dòng, mất pha, lock rotor của Samwha (Bây giờ là Schneider Electric)

Main Features

  • MCU( Microprocessor Control Unit ) Based/2-CT Type
  • Real Time Processing/Higher Preceision
  • Current Setting Range05Type:0.5~6A/30Type:3~30A/60Type:10~60A
  • Indicating real current on the display
  • Trip cause digital display for easy trouble shooting
  • Reset:Manual(instantaneous)/Electrical(remote)
  • Load selection by DIP switch:Single phase(1P)/Three phase(3P)
  • Fail-safe(N)/Non-Fail-safe(R)

 

Protection

Protective Item

Trip Time

Descrption

Over-current

O-TIME

Is

Phase Loss

3 sec

 

Locked Rotor

0.5sec after elapse of dt

2times OC setting value

 

 

 

Specficication

Current Setting Range

Current

05

0.5 ~ 6A

30

3.0 ~ 30A

60

10 ~ 60A

Starting delay time

D-TIME

OFF

Trip time

O-TIME

0.5, 1~10 sec

Operating t-c characteristic

Over-Current

Definite

Tolerance

Current

±5%

TIME

±5%

Environment

Temperature

Operation

-20 ~60℃

Store

-30 ~80℃

Humidity

30~85% RH Non-condensing

Control Power

220 : 220VAC±15%, 50/60Hz

110 : 110VAC ±15%, 50/60Hz

Output relay

2-SPST

3A / 250VAC Resistive

Insulation

Between casing and circuit

Over 10MΩ, 500VDC

Dielectric Strenghth

Between casing and circuit

2000VAC 60Hz, 1min

Between open contacts

1000VAC 60Hz, 1min

between circuit

2000VAC 60Hz, 1min

Reset

Manual/Electrical

Installation

35mm DIN-Rail or Panel Munting