AM3SE Series Medium Voltage Protection Relay

Power supply

Rated input

AC/DC220V, or AC/DC110V, or DC48V, or DC24V

Range

Rared Voltage×（1±20%）

Consumption

≤10W ( DC )

Rated Voltage

Rated input

AC 100V/100/V

Range

1～120V

Accuracy

±0.5%

Consumption

≤0.5VA  (single phase)

Rated Current

Rated input

AC 5A /1A

Range

0.04In～15In

Accuracy

±0.5%

Consumption

≤0.5VA  (single phase)

Frequence

Rated frequency

50Hz or 60Hz

Range

45～55Hz or 60Hz

Accuracy

±0.1Hz

DI

 Rated Voltage

AC/DC220V, or AC/DC110V, or DC48V, or DC24V

Range

Rared Voltage×（1±20%）

Cconsumption

≤1W（DC220V）(single channel)

DO

 Mechanical life

≥10000

Switching capacity

≥1000W，L/R = 40ms

On current

 continuous ≥5A, short time（200ms）≥30A

 Interrupting capacity

≥30W，L/R = 40ms

Environment

Temperature

-10℃～＋55℃

Humidity

5％～95％ (No condensation and freeze inside)

Altitude

≤4000m

Protection functions

AM3SE-

I

U

Overcurrent (3 stages,IDMT)

■

Earth fault (3 stages,IDMT)(I01/I02)

■

Negative sequence overcurrent (2 stages,IDMT)

■

Auto-reclose

■

Overload (trip/alarm)

■

Under frequency

■

Post-accelerated overcurrent

■

Post-accelerated overcurrent(I01/I02)

■

Overvoltage(trip)

■

Undervoltage (trip)

■

Self-produced over zero-voltage (trip)

■

Residual overvoltage (trip)

■

FC block

■

Trip and close circuit supervision (alarm)

■

Non-electricity (trip/alarm)

■

Undervoltage (alarm)

■

■

Overvoltage (alarm)

■

■

Residual overvoltage (alarm)

■

■

PT supervision (alarm)

■

■

Self-produced over zero-voltage (alarm)

■

Rear ports

I

U

RS485

■

Protocols

I

U

Modbus serial

■

IEC 60870-5-103

■

Measurement

I

U

Electric parameter

U,I,P,Q,PF,Fr,Ep,Eq,Es

Input Current

5

0

Input Voltage

3

3

Logs and Records

I

U

Fault recorder

■

Sequence of event record

■

Monitoring Functions

I

U

Anti-pumping circuit

Optional

Remote control

■

Protection functions

AM2SE-

V

H

Overcurrent (3 stages,IDMT)

■

Earth fault (3 stages,IDMT)

■

Negative sequence overcurrent (2 stages,IDMT)

■

Auto-reclose

■

Overload (trip/alarm)

■

Under frequency

■

Post-accelerated overcurrent

■

I0 Post-accelerated overcurrent

■

Overvoltage(trip)

■

Undervoltage (trip)

■

Self-produced over zero-voltage (trip)

■

Residual overvoltage (trip)

■

FC block

■

Trip and close circuit supervision (alarm)

■

Non-electricity (trip/alarm)

■

Undervoltage (alarm)

■

Overvoltage (alarm)

■

Residual overvoltage (alarm)

■

PT supervision (alarm)

■

Self-produced over zero-voltage (alarm)

■

Rear ports

V

H

RS485

■

Protocols

V

H

Modbus serial

■

IEC 60870-5-103

■

Measurement

V

H

Electric parameter

U,I,P,Q,PF,Fr,Ep,Eq,Es

Input Current

4

Input Voltage

3

Logs and Records

V

H

Fault recorder

■

Sequence of event record

■

Monitoring Functions

V

H

Anti-pumping circuit

Optional

Remote control

■