Three-phase Static Multi-function Meter
DTSD545 three-phase multifunction meter adopts the technology of digital signal operation, digital filtering, digital error correction, and digital calibration without and physical adjustment component. It is a highly stable meter with immunity to tem perature i nfluence. Besides measuring the data such as voltage, current and power factor accurately, the meter also has strong communication functions, and is widely used in industrial power system.

Basic function
LCD Display
Bi-directional TOU active and four-quadrant reactive
energy measurement
Pulse LED indicates working of meter
Pluse output with optical coupling isolation
Optical and RS485 cmmunication
12 months energy record
Demand measurement
Real time voltage, current and other value measurement
Event log
Backup battery for LCD display at power failure

Optional function
Cover open indication
Magnetic field immunity
GPRS/GSM/CDMA communication
Phase sequence indication
Load profile
PLC communication and remote load contrl
Control signal output

Technical Date

Applicable standards	IEC 62053-21/22, IEC62056-21
Accuracy class	Active class 1, Reactive class 2
Clock accuracy	Error less than 0.5s/day
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)	57.7/100V, 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