DDS1334 Type three-phase electronic carrier watt-hour meter is the new intelligent adopting an international advanced micro-chip which has the function of carrier communications, relay control, with ADE7755chip,high integration, high measurement accuracy, high speed and small power consumption, carrier communication interface etc.
It meets the standard of GB/T17215-2002(IEC61036),GB/T15284-2002 carrier performance conform to the standard of DL/T698-1999,RS485 electrical industry, and RS485 communication protocol meets standard of DL/T645-1997.Steady and reliance, high accuracy, easy installation for watt-hour meter, which is particular appliance to electrical energy measurement and control of commercial customers and industrial users.
2. Function and Features
-Measurement function: with ADE7755, measurement of positive and negative power of active, protect electricity from stealing;
-Electricity carrier communication function: meter parameter setting and reading ;
-May control of meter relay
-Communication rare: synchronous communication, 500 bps
-Communication distance: 500m (two connections between each);
-4S carrier relay function, expand communication rule;
-Interruption of power supply function: long range to send and to interrupt electricity through the carrier
-Way of display: register, LCD
3. Main Technical Data
Rated current(A) | 5(20) 5(50) 10(40)15(60) |
Rated voltage(V) | 220or 240 |
Rated frequency (Hz) | 50 or 60 |
Accuracy Class | 1S or 2S |
Carrier communication | 15 series spread spectrum, the center frequency 120k |
Power consumption | Static state is less than 0.5W,the carrier launch is less than 3W |
