Auto-Restoration ELB

Introduction

Auto-restoring ELB after examining the causes of ELB trip, such as short circuit, over-current, broken ground wires.

Accident-Prevention even in man-less situation and night emergency situation, by reducing power failure time.

Downsizing man power and cutting expenses in power line quality management.

Application

Electric power station, substation, petroleum productive facility power station, ubstation, gas productive facility.

Explosive substance manufacturing and storing facility.

All sorts of electronic facility.

Buildings, historic building facility.

Chemical production facility, paint production facility, glass production facility.

Crops storage facility, petroleum production facility.

Specification

Item

Specification

Rated Current (A)

SELB1-30AF(20/30A)/

Description

2P2E

Phase number

1Phase 2Wire

Protection

Lightning, overload, break, human protection from electric shock, halt when damaged

Rated Voltage

220V

Rated impulse voltage

6KV

Rated sensitivity current

30mA

Rated inoperative current

15mA

Short-Circuited current

2.5kA

Short Circuit

<0.03sec

Auto-Restoration Time

<10sec

Installation method

Screw

ELB Auto-Restoration ELB

Solving ELB-break cause and Auto-Restoration after lightning or power failure

No auto-restoration in wire-disconnection and external overload

Auto-ELB power

Super Capacitor(semi-permanent use)

Circuit break cause display

LED Display

Interface(option)

RS-232

Circuit break cause analysis

Circuit breaking cause data logger, circuit-break cause analysis by using interface port

Driving running time

More than 1hr even after circuit break

ELB power supply

ELB Load part

Restoration time

Less than 30sec after circuit break solution

Restiration type

Motor-driving type

Standard

K 60947-2

Option

Storing circuit break data logger and remote control monitoring