working temperature limit

-40℃～+80℃

humidity

Relative humidity ≤ 100%;

atmospheric pressure

63.0kPa~108.0kPa (altitude 4000m and below)

Working power supply

Rated voltage 220V ± 30%, frequency 50HZ ± 6%

Frequency range

50Hz, allowable deviation-6％～+2％

External dimensions

Width x Length x Height=112mm x 160mm x 71mm

display

LED indicator light

interface type

3 RS485 channels (1 for RS485 maintenance, 2 for meter reading, maintenance port can be set as meter reading), 1 USB, 1 modulated infrared, 1 remote communication interface

Voltage

Three phase four wire, 1.0 level; 3×220/380V

Current specifications

3 × 1 (2) A, 3 × 5 (10) A

Frequency range

50Hz, allowable deviation-6％～+2％

External dimensions

Width x Height x Thickness=180mm x 290mm x 95mm

Meter reading and interface settings

3-channel RS485 interface (lightning protection), 2-channel meter reading, 1-channel maintenance;

Local settings interface

1 infrared/TTL, 1 RS-232 interface;

pulse output

2 channels, with 1 active and 1 reactive;

Clock output

1 Road

Remote signaling input

4 routes, DC12V

Door contact input circuit

1 route, DC12V

Switching output circuit

4-channel, AC250V/5A DC30V/5A normally open, normally closed, non self holding output

ALARM IN

1 channel, AC250V/5A DC30V/5A normally open, non self holding output

Communication sampling circuit

1 group, three-phase three wire/three-phase four wire

insulation voltage

2000V

AC sampling

Active power level 1.0, reactive power level 2.0