Welcome to wziep.com!
Categories
Welcome to wziep.com!
category： Energy Meters
reference price：￥$14.00 - $15.00
Performance Characteristics
*High precision measurement of three phase voltage,three phase current,active power,reactive power,apparent power,power factor,frequency of electric parameters
*Forward and reverse active or reactive energy measurement
*Division of electric energy metering,time-sharing power
*Measurement of three phase voltage,three phase current total harmonic distortion(THD),2-31 odd harmonic component
*Provide the digital tube display,local data query
*Menu button intuitive,simple operation
*Programmable PT/CT ratio
*Provide multiple circuit leakage current monitoring
*Provide multiple loop control nodes,can be used for alarm, trip and other control
*Support for fire control,remote cut off the fault circuit
*Support for RS-485 communication,modbus-RTU protocol
*Support for swith input,output,analog transmitting output,electric energy impluse output
*Convenient installation, simple wiring, small workload
*Wide range AC/DC universal power supplies:AC/DC 80-270V
*To be completed by SCADA,PLC in a variety of communication software networking
Technical Index
Accuracy of measurement
*Voltage:level 0.5
*Current:level 0.5
*Active power:level 0.5
*Reactive power:level 0.5
*Power factor:level 0.5
*Frequency:±0.02Hz
*Active electric energy:class 0.5s
*Reactive electric energy:class 1 or class 2
Signal Input
*Connection Mode:three phase four wires,three phase three wires
*Rated Voltage:AC 57.7V,AC 100V,AC 220V,AC 380V
*Rated Current:AC 1A,AC 5A
*Overload:
Voltage:1.2 times(continued),2 times/1second(instantaneous) Current:1.2 times(continued),10 times/5second(instantaneous)
*Power Consumption
Voltage:<1VA per phase
Current:<0.4VA per phase
*Impedance
Voltage:>300KΩ
Current:<20mΩ
*Frequency:45~60Hz
Accessory Power Supply
*Working Range:AC/DC 80-270V
*Power Consumption:<4VA
Function Module
*Communication Interface:1 way RS-485 communication,modbus-RTU protocol
*Baud Rate:2400~9600bps,the default is 9600bps
*Switch Input:4 ways
*Switch Onput:3 ways(capacity:AC 250V/1A,DC 30V/5A)
*Transmission Onput:3 ways(analog Onput:0/4~20mA or 0~5/10V)
*Electric energy pulse output:2 ways(constant:3200imp/kwh(kvarh))
| Accuracy of measurement | voltage level 0.5, current level 0.5, active power 0.5, reactive power level 0.5,Frequency ±0.02Hz, active electric energy class 0.5s or class 0.2s, reactive energy grade 1 or grade 2, power factor 0.5 | |||
| Singal input | Connection mode of four phase three wire, three phase three line | |||
| Rated voltage of AC 57.7V, AC 100V, AC 220V, AC 380V | ||||
| Over load 1.2 times ( Continued ), 2 times / second ( instantaneous ) | ||||
| Power <1VA/ phase | ||||
| Impedance >300KΩ, current: <20mΩ | ||||
| The frequency of 45~65Hz | ||||
| Auxiliary power supply | Working range of AC/DC 80V~270V | |||
| Power consumption <4VA | ||||
| Function module | Communication interface 1 way RS-485 communication, Modbus-RTU protocol | |||
| Baud rate: 1200~9600bps, the default 2400bps | ||||
| Switch input support 4 stem node input | ||||
| The switch output support 3 relay output, capacity: AC 250V/5A, DC 30V/5A | ||||
| Transmission output support 3 analog output: 0/4~20mA or 0~5/10V | ||||
| Environment | Working temperature:-10°C ~+55°C | |||
| Storage temperature:-25°C ~+70°C | ||||
| Relative humidity is less than 93%, no corrosive gas | ||||
| Elevation≤2500m | ||||
| Safety | Insulation resistance >100MΩ | |||
| AC withstand voltage AC 2KV | ||||
Q1:If I'm interested in your product when I can receive your quotation and detail information after send the enquiry?
A:All your enquiry will be replied in 24hours.
Q2:Can I get a sample before the order because I really don't how is your product quality?
A:Of course! We also think sample order is the best way to build the trust.And in our company we offer free sample service! Please send the enquiry to us and get the free sample!
Q3:Do you have a catalogue? Can you send me the catalogue to have a check of all your products?
A:Yes, We have product catalogue. Please contact us on line or send an Email to sending the catalogue.
Q4:I need your price list of all your products, do you have a price list?
A:We do not have a price list of all of our products. Because we have so many items, and it is impossible to mark all of their price on a list. And the price are always changing because of the producing cost. If you want to check any price of our products, please feel free to contact us. We will send offer to you soon!
