Mô tả

Protective Item

Trip Time

Over-current

DEF:0.2~30 sec, INV:1~30 class

Under-current

0.5~30 sec

Phase Reversal

0.1~0.3 sec

Phase Unbalance

within 8 sec

Ground Fault

DEF:0.1~10 sec, INV:1~10 class

Locked Rotor

0.5 sec after d-time

Stall

0.05~10 sec

Specification

Current Setting Range

Over-Current(oc)

0.1~3600A(Over 60A with External CTs)

Under-Current(uc)

OFF/0.5~less than “OC” setting

Ground Fault Current(Ec)

OFF

0.3~1A definite/inverse (selectable)

with External CT(Option)

Time Setting

Starting Delay Time(dt)

OFF~200sec

Over-Current Trip Time(ot)

Definite Time

0.2~30sec

Inverse Time

1~30class(30curves)

Under-Current Trip Time(ut)

0.5~30sec, definite time characteristics, if “uc” mode selects OFF, then ut is automatically disabled.

Ground Fault Trip Time(Et)

Definite/Inverse : 0.05, 0.1~1~10 sec

Ground Failt Starting Time(Edt)

OFF/1~10 sec

Tolerance

Current

±5%

Time

±5%

Conrol Power

220

85~250VAC/DC, 50/60Hz

Output Relay

OL(SH)

1-SPDT(1C)

3A/250VAC, Resistive

GR

2-SPST

3A/250VAC, Resistive

Environment

Temperature

Store

-30 ~80 ℃

Operation

-20 ~60 ℃

Humidity

30~85% RH, Non-Condensing

Display

7-Segment LED

3phase current,Trip cause, Operating hou

Bar-Graph

Load factor for current setting(50~100%)

Insulation

Between casing and circuit:over 10MΩ, 500VDC

Dielectric Strength

Between casing and circuit

Between casing and circuit 2000VAC,60Hz, 1min

Between open contacts

Between casing and circuit 2000VAC,60Hz, 1min

Between circuit

Between circuit 2000VAC,60Hz, 1min

Electrostatic Discharge

IEC61000-4-2

Lever3:Air Discharge:±8kV, Contact Discharge:±6kV

Radiated Electromagnetic Field Disturbance

IEC61000-4-3

Lever3:10V/m,150MHz&450MHz Portable transceiver

EFT/Burst

IEC61000-4-4

Lever3:±2kV, 1min

Surge

IEC61000-4-5

Lever3:1 x 50 ,±4kV(0˚,90˚,180˚,270˚

1MHz Burst disturbance

IEC61000-4-12

Lever3:±2.5kV,1MHz

Conducted Emission

EN55011

Class B

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