Customization: | Available |
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After-sales Service: | Two Years |
Warranty: | Two Years |
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performance parameters | performance indicators | |
accuracy class | U,I:0.2 level; P,Q,PF:0.5 level; F:±0.01HZ Active power: 0.5S, reactive power: 0.2 level |
|
display mode | LCD display | |
Wiring method | three-phase, three-phase, four-wire | |
Input Voltage | Rated voltage | 3×220/380V AC |
Frequency range | 45~65Hz | |
overload capacity | 1.2Un (continuous); 2Un (10s allowed) | |
Measuring range | 0.7Un~1.2Un | |
Power consumption | < 1VA per phase | |
Input current | Rated current | Direct access: 5 (80) A |
overload capacity | 1.2In (continuous); 20In (1s allowed) | |
Measuring range | 0-1.2Imax, threshold 20mA | |
Power consumption | 4VA | |
Operating power supply | operating voltage range | 0.8Un~1.2Un |
Power consumption | <2.5W,5VA | |
Built-in relay | Maximum switching current | 100A |
switching outputs | Output form | mechanical contacts |
Maximum switching voltage | AC250V/5A,DC30V/5A | |
communication interface | interface form | RS485 interface, power infrared, radio frequency |
communication protocols | Modbus-RTU, DL645, Wireless RF | |
the communication baud rate | 2400~19200bps, default 9600bps | |
wireless communications | LORA | |
environmental conditions | Operating Temperature | -20ºC~70ºC |
storage temperature | -40ºC~70ºC | |
Operating humidity | 0 to 95% non-condensing | |
Atmospheric pressure | 86kPa-106kPa | |
mechanical properties | Vibration | GB/T 11287 severity class 1 |
Impact | GB/T 14537 Severe Grade 1 | |
Collision | GB/T 14537 Severe Grade 1 | |
electromagnetic compatibility performance | Radio Frequency Electromagnetic Field Immunity Test | GB/T 17626.3-2006 severity level 3 |
Electrical fast transient pulse group test | GB/T 17626.4-2008 Severity level 4 | |
Attenuated oscillatory wave immunity test | GB/T 17626.12-1998 Severe Grade 3 | |
Electrostatic discharge test | GB/T 17626.2-2006 severity level 4 | |
Surge immunity | GB/T 17626.5-2008 severity level 4 | |
RF conducted immunity | GB/T 17626.6-2008 Severity level 3 | |
Radio interference | GB/T 17215.211-2006 7.5.8 Class B equipment | |
Work-frequency magnetic field interference degree | GB/T 17626.8-2006 severity level 3 | |
electrical insulation properties | insulation resistance | GBT 13729-2002 , not less than 100MΩ |
medium strength | GB/T 13729-2002, Industrial frequency voltage 2kV, 1 min | |
Impulse voltage | GB/T 13729-2002,1.2/50μs,5kV | |
mounting method | rail mounted |
function module | Serial number | function point | Function point description | single-phase energy-saving controller (LINK811S) |
single-phase rail-mounted energy meters (LINK811E) |
single-phase rail-mounted compound rate energy meters (LINK811F) |
single-phase rail-mounted prepaid meters (LINK811C) |
real-time measurements | 1 | Voltage | Voltage: u | √ | √ | √ | √ |
2 | Current | Current: I | √ | √ | √ | √ | |
3 | Active power | Active power: p | √ | √ | √ | √ | |
4 | Reactive power | Reactive power: q | √ | √ | √ | √ | |
5 | apparent power | Apparent power: s | √ | √ | √ | √ | |
6 | Power factor | Power factor: Pf | √ | √ | √ | √ | |
7 | Frequency | System frequency: F | √ | √ | √ | √ | |
Electricity metering | 8 | Active Electricity | active electrical energy | √ | √ | √ | √ |
9 | reactive power meters | reactive energy | √ | √ | √ | √ | |
10 | The view is in the electric degree | Depending on the electrical energy | √ | √ | √ | √ | |
compound rates | Time zone | can support 1-4 time zones | - | - | √ | √ | |
The time period | Supporting 1-4 daily time slots, with a maximum of 8 slots per daily time slot | - | - | √ | √ | ||
Rates | can support four rates, sharp, peak, flat and valley | - | - | √ | √ | ||
compound-rate kWh | Forward/reverse active compound-rate kWh | - | - | √ | √ | ||
Prepaid | Alarm | Prepaid has an alarm function, alarm threshold can be set, when the remaining amount / kWh is less than or equal to the threshold alarm, prompting the user to recharge in time | - | - | - | √ | |
Credits | Credit function is possible, credit threshold can be set | - | - | - | √ | ||
Freeze | Monthly freezes | Monthly freezing day 1~28 can be set, in each month set the day of the zero point automatically record the month's power, can record 12 consecutive months, the | - | - | √ | √ | |
Telemetry | Crossing the line alarm | With 8 levels of overrun alarm telecommunication status | - | - | - | √ | |
prepaid status | Alarm statuses such as insufficient balance, no balance, etc | - | - | - | √ | ||
Crossing the line | Crossing the line alarm | 8 levels of overrun alarm function, can realize the monitoring of power parameters, telecommunication volume, meet the conditions to generate alarm, and can be associated with the opening of the alarm export linkage | - | √ | √ | √ | |
event logging | SOE records | With 64 SOE record function, including switch shift, remote control, overrun alarm, etc., and with time scale record | - | - | √ | √ | |
The best-value record | The maximum and minimum values of the relevant parameters (phase/line voltage, current, active power, reactive power, apparent power, power factor, frequency, demand) can be counted in real time and recorded with time scale | - | - | √ | √ | ||
Clock | Clock | With hardware precision clock | - | - | √ | √ | |
Inputs and outputs | Pulse output | With active energy and reactive energy pulse output port, for energy meter accuracy testing | - | √ | √ | √ | |
Control | 11 | relay | The built-in relay can cut off the load directly | ○ | - | - | - |
12 | Air conditioning control | It can be realized to learn the code library and control the air conditioner | √ | - | - | - | |
communication interface | 13 | RS485 communication (r) | 1 RS485 communication, support MODBUS-RTU | √ | √ | √ | √ |
protocol; supports online upgrade program through RS485 interface | √ | √ | √ | √ | |||
14 | wireless communication | LoRa,Zigbee | √ | ○ | ○ | ○ | |
15 | Power infrared (w) | 38K power infrared. | √ | ○ | ○ | ○ | |
Supporting MODBUS-RTU protocol | ○ | ○ | √ | ||||
Note: "√" means this function is standard, "○" means this function is optional, "-" means this function is optional |