Zhejiang Holley International Co. Ltd

Model Number: DTSD545-C Brand Name: Holleyintl Key Specifications/Special Features: ApplicationThe DTSD545-Csingle phase AMM meter is designed with advanced security features, modular communication and optional disconnect functionality, ready for smart grid. Easy installation and system set-up, reliable operation and various communication (PLC/GPRS/ZigBee) choice and carefree maintenance create the perfect solution for AMM/AMR system. The meter complies with IEC62052, IEC62053, IEC62056 standards.FeaturesHigh accuracy, class0.2, class0.5, class 1.0Measurement of active (kWh), reactive (kVARh) and apparent (kVAh) energy in at least 4 tariffs

Max demand and cumulative demand calculation with time stamp

At least 4 tariffs per day and 12 time zones supported

Up to 12 period history data records

Precision internal real time clock (RTC) with backup long-life Li-battery

Instantaneous per phase values of voltage, current and system kw, kVAR and kVA

Nonvolatile memory for energy data

Up to 4MB extended flash memory for load profile(optional)

Large-character LCD information auto-scrolling display, back light easy for reading

Event log with circular memory buffer to store up to 100 events

Self-diagnostics function

Low self-consumption and long life operation

Reverse energy flow detection with high-light LCD alarm indicated

History log that records all changes to meter program and events

LCD indicating of energy reverse, phase voltage outage and sequence reversal

Multiple level password permission of meter program

The meter measures absolute sum of total import and export energy

Total reverse energy registers (optional)

PLC or GSM/GPRS module extend for AMR/AMM system (optional)

Data readout by optical port according to IEC 62056-21 (IEC61107 protocol support) data with OBIS identifiers (IEC 62056-61)

RS-485 communication ability (IEC61107 protocol support)

DIN-S0 pulse output for KWh, kVARh and kVAh, high-light LED indicated for accuracy test