Lst72-3A Digital Electrical Meter 72*72mm Three Phase Current Meter

FunctionMolelNO.MeasurementExtendedFunctionDisplayHoleSize
(mm)ThreePhase
ACCurrentSwitchingInputSwitchingOutputAnalogOutputCommunicationinterfaceLEDLCDLST12-3A√2231√-111*111LST12-3AY√2231-√LST96-3A√2231√-92*92LST96-3AY√2231-√LST80-3A√2211√-76*76LST80-3AY√2211-√LST72-3A√2211√-68*68LST72-3AY√2211-√LST48-3A√2211√-45*45Packaging & Delivery
Packaging Details: Packaging Detail: Color box 60pcs/carton polybay+paperbox+export carton OEM OR ODM is available
Delivery Detail: 1month
Specifications
Certificate, CE, ISO9001 ac analog ammeter
Product material: ABS Plastic
ODM/OEM available
DIMENSIONS: CUSTOMIZED
CUSTOM PROCESSING: YES
MEASURING ENERGY RANGE: : 0-9999
MODEL NO.: RH-3AA
ACCURACY CLASS: 0.5
INSTALLATION: EMBEDDED
BRAND NAME:
USAGE: HIGH PRECISION MEASUREMENT OF THREE PHASE AC CURRENT
AUXILIARY POWER SUPPLY: DC/AC 80V-270V, DC48V, DC24V, AC220V, AC380V, AC100V(V)
PERFORMANCE CHARACTERISTICS
1. High precision measurement of three phase AC current
2. Providing the digital tube display, local data query
3. Programmable voltage ratio
4. Support for RS-485 communication, Modbus-RTU protocol
5. Support for switching input, output, analog quantity transmitting output
6. Auxiliary power supply: ACDC 80V-270V, AC 220V, AC 380V, AC 100V
7. A variety of shapes, to meet the different requirements of the cabinet body electric circuit
REMARK:
AC/DC POWER SUPPLY(SWITCHING POWER SUPPLY)$20 MORE
RS485COMMUNICATION: $30 MORE
ANALOG TRANSIMITTER OUTPUT: $40 MORE FOR EACH STEM NODE
SWITCH INPUT: $20 MORE FOR EACH STEM NODE
SWITCH OUTPUT: $20 MORE FOR EACH STEM NODE
"""*"" MEANS UNConVENTIONAL PRODUCTS OF OUR CORPORATION"FeaturesMeasured halo: three-phase current
Display: Three rows of LED display simultaneously A, B, C three-phase current
Uses: suitable for power grid, automatic control system. Mainly measure the three-phase current in the power grid parameters
Expansion: AC5A above to be equipped with transformer
Communication: RS485 communication, MODBUS-RTU protocol
Remote signal function: real-time monitoring 2-way switch input
Remote control: remote control to achieve 2-way switch output
Output function: to achieve an analog output
Expansion: can be directly from the current transformer signal access to achieve programmable input parameter changes
Uses:line, bus and an important distribution circuit
A variety of dimensions: 120x120, 96x96, 80x80, 72x72, 48x48 can be used for different switchgear
Performance Characteristics
• High precision measurement of
single/three phase voltage, three
phase current, active power, reactive
power, apparent power, power factor,
frequency
• Provide the digital tube display, local
data query
• Programmable PT/CT ratio
• Support for RS-485 communication,
Modbus-RTU protocol
• Support for switch input, output, analog
transmitting output
• A variety of dimensions to meet the
different requirements of the electric
distribution box
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 or
class 0.2s
• Reactive Energy: Class 1 or Class 2
Signal Input
• Connection Mode: Single phase two
wires, three phase four wires, three
phase three wires
• Rated Voltage: AC 0-600V
• Rated Current: AC 1 A,AC5A
• Overload Voltage: 1.2 times ( Continued ),
2 times / second (instantaneous )
• Power Consumption: voltage: <1VA/
phase; current:<0.4VA/phase
• Impedance: >300KΩ, current: <20mΩ
• The Frequency: 45~65Hz
Auxiliary Power Supply
• Working range AC 220V
• Power Consumption: <4VA
Function Module
• Communication Interface: 1 way RS-485 communication, Modbus-RTU protocol
• Baud Rate: 1200~9600bps, the default is 2400bps
• Switch Input: 4 ways
• Switch Output: 3 ways( capacity: AC 250V/5A, DC 30V/5A)
• Transmission Output: 3 ways(analog output: 0/4~20mA or 0-5/10V)