Our Handheld meter products are used by Power Distribution companies to test commercial and residential power meters and to assure their accuracy and safety. This product is available in three modes: 100Amp, 1000Amp and 3600 Amp, based on the Clamp model used.

System: three or one phase.
Nominal Voltage: 3×230 / 400V
Nominal Frequency: 50Hz
Voltage Measurement Range: 15V to 400V
Current Measurement Range: using 100A clamps with 12mm internal diameter is 300mA to 100A (for residential customers)
Current Measurement Range: using 1000A clamps with 52mm internal diameter is 100mA to 1000A (for demand-charge customers)
Current Measurement Range: using 3600A clamps with 64mm×150mm internal dimension is 1A to 3600A (for special customers)
Measurement Precision Class for active energy: 0.5% in HMT1000 and 1% in HMT100
Measurement Precision Class for reactive energy: 1% in HMT1000 and 2% in HMT100
Adjustable Pulse per kWh: from 1 to 10000
Memory: Flash Memory for storing more than 100 test results
Backup Battery for internal clock: works for 2 years without mains power
Efficient Backup Battery Lifeline: 10 years
Connection to PC: via RS232, and isolated by infrared to read the stored data from memory
Weight of the device: 550 grams without CT
Weight of each 3600A CT: 1.3 kg
Weight of each 1000A CT: 650gr
Weight of each 100A CT: 100gr
Weight of the Suitcase: 3.4kg
Dimension: 16cm× 23cm×5cm
Operation Temperature: 0°c to 50°c
Quantities that can be stored during the testing process are listed as
Customer Database (up to 63 characteristics including Serial Number of the meter, Seal Number,
Energy Number read by meter, and information acquired from inspecting meter and its cabinet,....)
Percentage of error
Date and Time of the test
Voltages of three phases
Currents of three phases
Active Power of three phases
Reactive Power of three phases
Power Factor of each phase, and Total Power Factor
Harmonic Components of each phase (up to 15th)
THD% for voltages and currents
Power Supply: 80V to 250V, AC and DC
Guarantee Period: one year
Post Sale Services: five years

Applications

• Testing various types of active or reactive three phase, and also single phase meters (Digital, Electromechanical, Mechanical, ...)
• Testing CTs (only in HMT1000)
• Troubleshooting supply circuits of solid state meters (only in HMT1000)
• Testing meters which are installed in star or triangle configurations
• Testing meters very fast, in the shortest possible time without interrupting customer's power supply.
• Testing meters even in the presence of varying load
• Minimizing operator's error during the testing process
• Testing Demand Meter (only in HMT1000)
• Software enables user to print test result tables
• Removing need of a separate inspection table for meter cabinet
• Analyzing harmonic components of voltages and currents delivered to the customer Software capabilities Displays all data related to the voltages, currents, power factors, active and reactive power, and percentage of error
• Displays data of harmonics, voltages, and currents graphically or in tables
• Displays THD% for currents and voltages
• Has the ability to send stored data from the device to the software and customer databases (if ordered)
• Prints test results
• Sends data to Customer Test Results Management and Supervision Software (if ordered)