DDSY283 single-phase prepayment meter is designed to measure active energy in residential power supply system. The meter used IC card to realize prepayment function before consumption to prevent electricity pilfering. By adopting advanced microelectronics technology, it is a highly reliable meter that makes power system management secure.

Basic function
LCD or LED Display
Bi-directional TOU active energy measurement
Pulse LED indicates working of meter
Pluse output with optical coupling isolation
Low credit alarm
Load control
Rated

Optional function
Anti-tampering function
Visible and acoustic alarm
RS485 and infrared communication
PLC communication

Technical Date

Applicable standards	IEC 62053-21
Accuracy class	Class 1
Working temperature	-30℃~+65℃
Working voltage range	0.7~1.2Un
Power loss	Less than 2W or 10VA
Outline dimension L×M×H	166×116×67mm
Installation dimension L×M	142×100mm
Weight	Approx.0.7kg

Specifications

Rated voltage(V)	110V, 120V, 220V, 230V, 240V
Reference frequency	50Hz or 60Hz
Basic current (Maximum current)A	1.5(6)	5(20)	10(40)	20(80)
	2.5(10)	5(30)	10(60)	20(100)
	Other customized specifications