Bluestar Electrical Meter Research Institute Microstar Electric Company Limited

ISO 9001-2000 Certified

Quality, Performance and Innovation

Products Roadmap
AMR/AMI Software Solutions AMR Tool

Application Server
Database Server
Web Server

TMR-BS06 TMR-BS07 Dataview

Standalone AMR Distributed AMR System Convenient AMR tool

RS485 RS485 RS485

GSM GSM GSM
GPRS GPRS GPRS
Ethernet Ethernet Ethernet
PSTN PSTN PSTN

Data Concentrators AMR Energy Meter

P2000

Three meter
With Built-in
AMR communication
EDAT-BS06 ERTU-BS05
Commercial Grid point metering
sub-metering

RS485
bus Optical
Port

Energy Meters HHU

Optical
Port

PR-510 PR-510E
C2000 C1000M
P2000
Single phase Single phase
Three phase Hand-held Meter reader

Rev 20110401GN1.4.0
 Quality, Performance and Innovation

Three Phase Energy Meter

Certified by

o Measurement of Active, Reactive and Apparent electricity energy

o Maximum Demand Registration
o Load monitoring with Instantaneous Voltage, Current and Power Factor
o Load Profile recording
o TOU Control with flexible programming of up to 8 tariffs
o Internal real-time clock and calendar with battery backup
o Data storage in large non-volatile memory
o Fully AMR (Automated Meter Reading) compatible
o Easily readable data indication on LCD display
 ISO 9001-2000 Certified

Measurement and Registration P2000-T Technical Specifications

o Energy: kWh, 4-Quadrant kvarh, kVAh

o Maximum Demand: kW, kvar, kVA Ratings
o Load profile recording

TOU (Time of Use) Control o System 3P 3W, 3P 4W

o Accuracy class Class 0.2S. 0.5S, Class 1
o Tariff switching Holidays, Weekend, & Seasons o Standard IEC 62053-22, and 23
o Number of tariffs 8 tariffs o Reference voltage Un
o Programmable Holidays 120 special days 3 x 58/100...240/415V
o Number of seasons 10 tariff seasons o Normal (maximum) current
o Number of daily profiles 8 daily profiles CT Operated 1(10)A, 5(20)A
o Staring Current
CT Operated 0.1% Ib
Data Storage o Reference Frequency 50/60 Hz
o Power consumption:
in voltage circuit < 0,8W; < 1 VA
in current circuit < 0,05 VA
o Energy & Max demand: Current and Last 16 months o Temperature ranges:
o Load profile - Integration period: 1, 5, 10, 15, 20, 30 or 60 min Working -30°C to +70°C
- 420 days with integration period 60 min Storage -45°C to +85°C
- 16 independently programmable channels o Humidity: <= 95%

Events Registration
Internal realt-time clock with backup batteries
o Power breakdown o Time-keeping accuracy < 0.5 Sec / 24Hours
o Phase failure recording o Clock operating with battery > 15 years
o Clock synchronization through AMR software
o Per-phase voltage-loss
o Voltage-under/over
o Per-phase current-loss Inputs and Outputs
o Current imbalance
o Last meter programming Electric pulse I/O 4 programmable channels
LED test output 400 - 16000 imp/kWh
o Reverse current flow and overload Verification pulse output kWh & kvarh
Latching Relay 5A 240V

Communications
Case and Dimension Sizes
o Optical Port IEC 62056-21
o RS 232/485 IEC 62056-21, o Casing Polycarbonate
o Terminal cover Polycarbonate transparent
DLMS/COSEM o Terminal Block Bakelite
MODBUS o Insulation Protective Class II
o Internal (option) PSTN, GSM/GPRS or Ethernet o Dimensions (mm) 263 x 175 x 83
o Weight About 1.4 Kg
o Water-proof IP51, IEC 529

Display Security
o Cyclic data indication automatically or by buttons o Meter programming protected by sealed push-button
o Data indication on LCD during power outages o Up to 3 levels of meter access passwords
o 8 digit LCD

10 Dajiang Road, Nanjing 210039, China

Tel: +86-25-8650-4148 Fax: +86-25-8660-1945
http://www.bluestarmeters.com Email: sales@bluestarmeters.com
Rev 20110401-1.0.0
 Quality, Performance and Innovation

Three Phase Energy Meter

Upgraded from B2000

Certified by

o Measurement & Registration of KWh

o Maximum Demand Registration
o TOU Control with flexible programming of 8 tariffs
o Load Profile recording > 450 days @ 30 minutes interval
o AMR Ready with RS-485
o Backup battery to read meters during Mains Power failure
o Rechargeable batteries certified > 15 years, no need to replace
o Easily read-able LCD large characters with backlight
o LCD Working temperature up to 70C, will not fade away upon High Heat
o One whole body of meter casing, no need to seal the meter cover
 ISO 9001-2000 Certified

Measurement and Registration P2000-D Technical Specifications

o Energy: kWh, bi-directional metering import & export

Ratings
o Maximum Demand with time stamps
o Load profile recording

TOU (Time of Use) Control o System 3P 3W, 3P 4W

o Accuracy class Class 0.5S, Class 1
o Tariff switching Int clock or Ext signal o Standard IEC 62053-21,23
o Number of tariffs Up to 4 tariffs o Reference voltage Un
o Number of seasons Up to 4 tariff seasons 3 x 90/157...240/415V
o Number of day profiles Up to 4 day profiles Reference (maximum) current
Direct Connected 10(160)A
o Maximum Demand Up to 4 tariffs
Current threshold
Direct Connected 0.2% Ib Class 0.5S
o 0.4% Ib Class 1
Data Storage
Reference Frequency 50/60 Hz
o Power consumption:
o Energy
- Current [T1 … T4, T™] in voltage circuit < 1 W; < 1 VA
- Last 16 months [T1 … T4, T™] in current circuit < 0,05 VA
o Max Demand o Temperature ranges:
- Current [T1 … T4, T™] meter operating -30°C to +70°C
- Last 16 months [T1 … T4]
meter storage -45°C to +85°C
o Load profile - Integration period: 15, 30 or 60 min
o Humidity: <= 95%
- > 450 days with integration period 30 min
o Data Retention: 25 Years

Events Registration Internal realt-time clock with backup batteries

Power breakdown
o Time-keeping accuracy < 0.5 Sec / 24Hours
Per-phase voltage-loss o Clock operating with battery > 15 years
Voltage-under/over
Per-phase current-loss
Inputs and Outputs
Exploitation time for each tariff
Last meter programming date & time o Electric pulse output (SO) Test output
Reverse current flow o LED test output 400 - 16000 imp/kWh
o Load control Relay 100A 240V

Communications
Case and Dimension Sizes
o Optical Port IEC 62056-21
o RS 232/485 IEC 62056-21, o Casing Polycarbonate
o Terminal cover Polycarbonate transparent
DLMS/COSEM o Terminal Block Bakelite
MODBUS o Insulation Protective Class II
o Internal (option) PSTN, GSM/GPRS or Ethernet o Dimensions (mm) 263 x 175 x 83
o Weight About 1.5 Kg
o Water-proof IP51, IEC 529
Display
Security
o Cyclic data indication automatically or by keys
o Data indication on LCD during power outages
o Meter programming by sealed button and password
o 8 Large digit LCD, with 7 digit OBIS/EDIS

10 Dajiang Road, Nanjing 210039, China

Tel: +86-25-8650-4148 Fax: +86-25-8660-1945
Rev 20110401-1.0.0 http://www.bluestarmeters.com Email: sales@bluestarmeters.com
 ISO 9001-2000 Certified

Single Phase Smart Meter C2000

- Very compact design and light weight
- Measurement of active energy kWh
- Time of Use (TOU) 4 Tariffs Option
- Data read by HHU via Optical port
- Easily readable data indication on LCD display
- Anti-Tampering by Reverse Units registration
- Option of read data without power (RWP)
- One whole body of meter casing, excellent water-proof

Ratings
o Standard IEC 62053-21
Certified by
o IEC 62053-23 (optional)
o Accuracy class Class 1
o Rated voltage 220V, 230V 240V
o Reference current Ib (Imax) 5 (80) A 10(100) A
o Start Current 0.4% Ib
o Reference Frequency 50/60 Hz
o Power consumption:
in voltage circuit < 0,8W; < 1 VA
in current circuit < 2 VA
o Temperature ranges:
meter operating -30°C to +70°C
meter storage -45°C to +85°C

Inputs and Outputs Communications

o Electric pulse output (SO) Test output o Optical port IEC 62056-21 (IEC 1107)
o LED output (meter constant) 500 - 4000 imp/kWh o Optional RS-485, Infrared
o Internal Power relay (option) 240V 100A Internal GPRS

LCD Display Case and Dimension Sizes

o Case Materials Clear Polycarbonate
o Scrolling display automatically with large 8 digit o Dimensions (mm) 102 x 110 x 43 mm
o LCD data display during mains power off o Weight 0.4 Kg
o Water-proof IP51
o Extended Terminal Cover Optional upon order
 ISO 9001-2000 Certified

Single phase Multifunction Meter

C1000M
o Measurement of active electricity energy
o Maximum Demand Registration
o TOU with flexible control of up to 4 tariffs
o Internal real-time clock and calendar with battery
o Data storage in non-volatile memory
o Fully AMR (Automated Meter Reading) compatible
o Load monitoring with Instantaneous Voltage, Current and Power Factor

Ratings
o System Single-Phase 2-wire
o Accuracy class Class 1 IEC 62053-21, IEC 62052-11
o Reference voltage Un 110V; 220V; 230V; 240V
o Reference (maximum) current Ib (Imax) 1.5 (6) A 5 (60) A 10(120) A
o Current threshold 0.002% Ib
o Reference Frequency 50/60 Hz
o Power consumption:
in voltage circuit < 0,8W; < 1 VA
in current circuit < 0,05 VA
o Temperature ranges:
meter operating -30°C to +70°C
meter storage -45°C to +85°C

TOU (Time of Use) Control

o Tariff switching Internal real-time clock or External signal
o Number of tariffs Up to 4 tariffs
o Number of seasons Up to 10 tariff seasons
o Number of day profiles Up to 10 daily profiles

Communications
o Optical communication interface IEC 62056-21
o RS-485 Optional, IEC 62056-21 or MODBUS

Inputs and Outputs

o Electric pulse output (SO) Test output
o LED test output (meter constant) 500, 1000 or 4000 imp/kWh

Events Registration
o Registration of power outages Last 10 events with date & time
o Reverse current flow indication Indication on LCD
o Meter programming Last programming date & time

Case and Dimension Sizes

o Case Materials Reinforced Polycarbonate
o Transparent UV Stabilized Cover Reinforced Polycarbonate
o Insulation Protective Class II
o Dimensions (mm) 165 x 112 x 60
o Weight 1.0 Kg
o Water-proof IP51
ISO 9001-2000 Certified

Energy Remote
Terminal Unit

ERTU-BS05

Grid Electricity Data Acquisition

- Power Generation Plants
- Transmission & Distribution Substations
- Large Industrial Enterprises

o Highly reliable software and hardware design; Mono-structure; Excellent performance

o Real-time multi-task running mode based on real-time operating system VxWorks
o Powerful data processing and communications; supports transparent communications
o Flexible user running mode; supports multiple user tasks
o Adequate meter communications protocols; extensible on customer requirement
o Flexible meter physical interfaces
o Multi-protocols and simultaneous multi-central station communications
o Flexible communications, supports dial-up, dedicated and LAN communications
o Perfect events registration functions
o Different user access levels management; system security achieved by password protection
o Large screen LCD display; interchangeable English and Chinese operation interface
o Convenient and easy remote maintenance functions
o Super capacity data storage space; non-volatile data storage longer than 20 years
o A/C & D/C redundancy design; seamless interchangeable without interruption
 ISO 9001-2000 Certified

Data Acquisition ERTU-BS05 Technical Specifications

o Collecting energy meter’s data at real-time
o Timing tasks collecting energy meter’s data Power
o Collecting various energy meters data o Rated voltage A/C 85 - 265V, 47-63Hz
o Cycling data storage mode with sampling data or D/C 120-330V
sampling cycle; storage capacity configurable o Power Consumption depends on configuration
Normal 35W
Maximum 75W
Events Registration
Environmental Parameters
o System reboot
o Storage temperature -25°C - +70°C
o System power outage; AC/DC power source interchanging
o Operating temperature -20°C - +55°C
o User operation info
o Humidity <= 90%
o System running info
o Shock IEC68-2-6
o Warning and error info
o Mechanical strength IEC68-2-27
Clock Synchronization Internal realt-time clock with backup batteryies
o Clock sync from remote central station o Time-keeping accuracy < 0.5 Sec / 24Hours
o Clock sync from local GPS o Clock operating with battery > 15 years
o Synchronize energy meters’ clocks
Communications - Meters
Archive Management o Up to 8 RS-485, each supports up to 128 meters
o up to 4 current loop, each for 4 meters
o ERTU archive management o Up to 255 meters total
o Energy meters archive management
Communications - Central Station
o User info archive management
o 10/100 Ethernet
o Up to 3 embedded internal V90/56K modems
Scheduled Timing Tasks o Built-in GSM/GPRS
o RS-232 Serial port
o Energy meters clock sync task Integration Cycle
o Multiple energy data acquisition tasks
o Timing data-send-back task o Adjustable from 1 to 65535 (45 days) minutes
o Task parameters can be customized
Memory

Local Operations o Flash disk 256M to 4G for data storage

o Up to 10,000 cyclic events registration; configurable
o Inquire electricity data and recorded events Display
o configure and inquire running parameters
o 320 x 240 matrix LCD
Remote Operations Case and Dimension Sizes
o Parameters configuration, o Case Standard 3U, 19"
o Remote diagnosis & maintenance o Dimensions (mm) 483 x 320 x 132
o Weight 7.25 Kg

Security Reliability
o MTBF > 60,000 Hours
o Different user access levels management; system security o Service time > 15 Years
achieved by password protection
AMR System Integration
Self Diagnosis
ERTU-BS05 can be integrated into AMR system with
o Hardware and software watchdogs guarantee BlueStar central station software TMR-BS02 and BlueStar
system uptime and continuity of data acquisition Class 0.2S & 0.5S electricity meters, or other brand meters.

Rev 20070429GN1.2.0
 BlueStar Meters Represent
Quality, Performance and Innovation

Hand-held Unit
PR-510
o Portable, convenient and powerful
o Meter data reading & meter programming
o Large data storage memory
o Data files transmission & sharing with PC

Portable Energy Meter Data Reader

o

o C/C++ API for user application development

o TureFFS file system for high capacity, easy & secure data storage
o Files sharing with PC conveniently
o Boot-up password to ensure data security
o Supports various alarm clock functions
o

Specification
o

o CPU: Powerful 32-Bit MCU

o Operating System: Real-time embedded OS VxWorks
o ROM: 2M bytes code memory
o RAM: 512K bytes for code running
o FLASH: 16M bytes for file storage
o Display: 160×160 graphical LCD screen with backlight
o Clock: Date and Time, Error < 2 seconds / day
o Keypad: 21 keysˈsupports numeric, alphabetic
o Communication: RS-232 (57600 bps)ˈRS-485, IR port (1200bps) & Optical IEC 1107
o Size: 166 mm (L) × 79 mm (W) × 26 mm (H)
o Net Weight: 210 g without battery
o Battery: 2 AA batteries, Direct charge port, recharger not needed
o Power consumption: Standby: < 65 mA, Shutdown < 200 uA
o Water-proof: IP54
o Work temperature: -20ć to 70ć

181 Hanzhongmen Street, Nanjing 210036, China

Tel: (86-25)86504148 Fax: (86-25)86601945
Rev 20070429GN1.2.0 http://www.bluestarmeters.com Email: sales@bluestarmeters.com
 ISO 9001-2000 Certified

Data Concentrator
EDAT-BS06
o Perfect for commercial sub-metering
o PSTN, GSM, Ethernet or RS-485
o Synchronize meters clock
o Compatible with other brands meters
o Instant Tamper Alarms sent to mobile phone
o SMS (short message service) configuration at real time
o Data acquisition automatically or on demand at real-time
o Task data automatically send back to central station (Bluestar TMR)

Specification
o Working voltage: 85 - 265 VAC, 50/60 Hz,
o Power Supply: Three Phase or Single Phase optional
o Power consumption: 3-5 W
o Communication with Central Station:
- 56K PSTN Modem
- GSM networks, 900/1800 MHz
- 10/100 Ethernet
- RS-485 serial port
o Data read cycle: 1-65536 minutes
o Meters connected: up to 127, mixed of 1P and 3P, and other brands
o Memory storage: up to 32 Mega Bytes
o Working temperature: -20 - +55°C
o Digital Input: 1 channel to associate with tampering event
o Digital Output: 1 channel to drive Visual or Audio alarm device

Sample Application
Central Office Metering site
TMR-BS06

CAT5
WiFi cable
HUB

RS485 BUS
Meters connect to EDAT by RS485 bus.
Laptop or PC runs TMR-BS06 Each EDAT with built in Ethernet
Connected to Internet Connect meters up to 127 nos.
 ISO 9001-2000 Certified

Quality, Performance and Innovation

AMR TOOL
Dataview
Perfect tool for medium or pilot projects
Most simple and easy to use AMR tool
Minimum configuration needed
No database needed

Connect to meters via

RS-485
GSM Modem
PSTN Modem
Ethernet
GPRS

Protocols supported
IEC 1107
DLMS
MODBUS

Phasor Diagram
Uc
Ic
Ua 058.02V
Automatic reading at programmable intervals
Ub 058.03V 120.2
Save data automatically Ua Uc 058.02V 270.9
Send reading data by emails Ia 4.994A 030.3
Check parameters & data from web Ib 4.997A 150.1
Ia
Check engineering data remotely, instantly Ib Ic 4.993A 240.4
Ub
 ISO 9001-2000 Certified

AMR SOFTWARE
TMR-BS06
All-in-one
From data reading to billing reports
Mixed connections
RS-485, GPRS, Ethernet, PSTN
Standalone
Minimum hardware requirement
can run on laptop TMR-BS06 data acquisition

Report Highlights
o Formats:
PDF, Excel, Word, XML
o Data;
Task data, read on demand
o Date;
Random or periodical

TMR-BS06 reports
Specifications
o Operating System: Windows 2000/XP/7, UNIX, Linux
o Database supported: MS Access, MS SQL Server, Oracle, MySQL, PostgreSQL
o Communications: Ethernet, PSTN, GSM/GPRS, & Serial Port
o Release package: Stand-alone version
o Protocol: Concentrators: IEC60870-5-102
Meters: DLMS
o Capacity: Data acquisition points 5000
(Number of concentrators or AMR meters)

10 Dajiang Road, Nanjing 210039, China

Tel: +86-25-8650-4148 Fax: +86-25-8660-1945
Rev 20110401-1.0.0 http://www.bluestarmeters.com Email: sales@bluestarmeters.com
 ISO 9001-2000 Certified

Quality, Performance and Innovation

Distributed AMI Software Solution

TMR-BS07

¸ Profitability Reduce non-technical loss to prevent revenue

¸ Efficiency Automatic data collection and billing data generation

¸ Expandability Unlimited number of meters, easy to add hardware to handle more meters

¸ Security Built in security with 3DES algorithm

¸ Reliability Windows Failover Clusters to ensure continuous system running

¸ User-friendly Access from Windows clients and Internet browser like IE

Central Office
Disk Array
AMR GPS Clock
Servers HY-8000

TMR Client
WorkStation
or Web Client
LAN

GSM Modem Pools CISCO router

Communications

GSM/GPRS Ineternet PSTN

Metering Sites
EDAT-BS06
GPRS/GSM
Ethernet
PSTN
RS-485 bus

Smart Meters
GPRS/GSM, Ethernet, PSTN
and relay to connect/disconnect load

Three phase and single phase meters

with RS-485 port,
Option of relay to connect/disconnect load

Rev 20100701-0600PHCN
 ISO 9001-2000 Certified

TMR Application TMR Application

Windows Server
TMR Acquisition Failover Cluster TMR Acquisition

Microsoft SQL Server Microsoft SQL Server

Microsoft SQL Server

Windows Server Enterprise Failover Cluster Windows Server Enterprise

AMR-SERVER-1 AMR-SERVER-2

Database
Storage
Shared Disk Array

Backup
Media

Windows
NLB
TMR Front-end
Cluster Symantec
TMR Front-end Backup Exec

Windows Server Windows Server Windows Server

Standard edtion Standard edtion Standard edtion

FRONTEND-1 FRONTEND-2
Backup Server
TMR Rack
TMR-BS07 Deployment Diagram

TMR-BS07 Salient Features Typical TMR Rack components

¸ Customers and meters management 1 AMR Server 2 x HP ML370G6

¸ Energy meter data acquisition 2 Storage HP MSA2300
3 Front-End Server 2 x HP DL160G6
¸ Revenue Management 4 GPS Clock HORARYN HY-8000
5 Network router CISCO 2811-sec Router
¸ Custom Billing Reports design
6 Network switch H3C S1224R Switch
¸ Instant status monitoring 7 GPRS Modem Pool WAVECOM M1206B
8 Client Workstation HP dx2310
¸ Various databases supported
9 Network Printer HP LaserJet 5200n
¸ Data available at local or by web 10 Rack HP 10642G2
11 User Interface Device Lanbe 4 port switch
¸ Scalable as Distributed or Standalone

10 Dajiang Road, Nanjing 210039, China

Tel: +86-25-8650-4148 Fax: +86-25-8660-1945
Rev 20110401-1.0.0 http://www.bluestarmeters.com Email: sales@bluestarmeters.com
 ISO 9001-2000 Certified

Fiber Glass Boxes

- Fire retardant, BS476 Part 7 Class 2.
- Compact design & light weight
- Fiber Glass, Flush Fitted
- HHU Infrared reading without door open
- Provisions for Seals by utilities company
- Option of MCB in separate compartment
- Option of GPRS & antenna for AMR meter

Specifications
o Case Materials Fiber Glass, SMC
DBX-MMC3
o Water-proof IP51 DBX-M1

PRODUCTS Type Size (mm) Weight (kG) Option

DBX-C1 Single phase 240V 100A 215x410x155 1.4
DBX-M1 Single phase 240V 100A 215x410x155 1.5 MCB
DBX-MMC3 Three phase 400V 100A 355x680x182 3.5 GPRS Modem

Three Phase Sheet Steel Boxes

- Hinged lockable door with 2 sealing provisions.
- Clear polycarbonate windows for easy meter display viewing
- Window lined with weatherproof rubber gasket to prevent water ingress.
- Panel top sloppy to prevent rain water stay.
- Option of RS232 port on door for HHU reading without opening door
- Adequate protective coating using strong anti-corrosion material.
- Meter reading during power failure without opening door
- Grounding bolts for earthing panel with 6 mm2 stranded copper
- Hinged door earthed through flexible earthing braid.
- Cable entry & exit holes fitted with PVC cable glands on bottom
- 4 holes on back for concrete wall mounting
- Air vents on panel sides for panel ventilation
- Spacious to accommodate Meter, CTs, test terminal block & cablings

Specifications

o Material Sheet steel

o Thickness (mm) 1.5, 2.0
o Cable Entry Bottom or side
DBX-M3
o Anti-corrosion Acid washing, Phosphating
Powder coating by plastic spraying

PRODUCTS Type Dimension (mm) Weight (kG) Option

DBX-C3 Whole current 425 x 250 x 100 5.5 GPRS Modem
DBX-M3 Ring type CT 905 x 360 x 165 15 GPRS Modem
DBX-M32 Block type CT 941 x 761 x 165 18 GPRS Modem
DBX-M3B Back board, Block CT 824 x 800 x 175 20 GPRS Modem
 BlueStar
ISO 9001-2000 Certified

MICROSTAR

Bluestar Electrical Meter Research Institute

Founded as a privately held company in June 1999, Bluestar
has been focusing in designing and manufacturing innovative
electricity meters, as well as advanced AMR/AMI system
including high technology AMR meters, data concentrators and
web-enabled energy information collection and analysis system.
In China, Bluestar has been recognized as one of the leading
technology providers for advanced electrical energy metering
products.

In the last a few years, Bluestar has been recognized as the

leading OEM/ODM technology provider to main meter
manufacturing companies in China. We have also sold our meters
to many other countries as well, including Asia, Europe and Africa.
All Bluestar three-phase and single-phase meters comply fully with
IEC standards and are designed for all kinds of severe
environments including extreme temperatures and humidity.

Bluestar offers turnkey AMR/AMI system solutions for Power

Plants, Substations, Industrial Enterprises, Utility companies,
Power Distributors, Suppliers and Consumers organizations.
Custom tailored software system plus remote energy data
terminals can serve all kinds of energy metering and billing
requirement.

Microstar Electric Company Limited

Invested and owned solely by Bluestar, Microstar is
responsible to manufacture all the products designed by Bluestar.
Bluestar Electrical Meter Research Institute

Microstar Electric Company Limited

10 Dajiang Road, Nanjing 210039, China

Tel: 86-25-86504148
Fax: 86-25-86601945

www.bluestarmeters.com
sales@bluestarmeters.com