Three-phase Static Watt-hour Meter
DTS541 three-phase static watt-hou r meter is de signed for m easur ing ac tive energy in industrial power supply system. By adopting large-scale integration and SMT technology, the meter is highly reliable and is widely used in tra nsmission & distribu tion system and Automatic Meter Reading system. The functions can be customized according to user s requirements.

Basic function
Energy display by register or LCD
Bi-directional active energy measuring
Pulse LED indicates working of meter
Pluse output with optical coupling isolation

Optional function
Phase sequence indication
Cover open indication
Magnetic field immunity
12 months energy record
Demand measurement
Event log
Optical and Rs485 communication
PLC communication and remote load control
Control signal output
Backup battery for LCD display at power failure
External tariff change-over

Technical Date

Applicable standards	IEC 62053-21, IEC 62056-21
Accuracy class	Class 1
Working temperature	-30℃~+65℃
Working voltage range	0.7~1.2Un
Power loss	Less than 1.5W or 6VA
Outline dimension L×M×H	263.5×169×77.5mm
Installation dimension L×M	238×150mm
Weight	Approx.1.6kg

Specifications

Rated voltage(V)	220/380V, 230/400V, 240/415V
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