DTS51J Three Phase Static Watt-hour Meter


Type: DTS51J Three Phase Static Watt-hour Meter

Accuracy: 1.0,2.0

Power loss: ≤1W/5VA

Nominal voltage: 220V

Nominal current: 1.5(6)A; 5(20)A; 10(40)A; 15(60)A; 20(80)A; 30(100)A


1. Functions and Features

1.1) Measurement Function
a. Active energy consumption measurement

1.2) Real-time Measurement Function
a. Instantaneous active power measurement

1.3) Output Port
a. Active test impulse output port

1.4) Communication Function
a. Meter reading and setting can be achieved via RS485(1200~9600bps)
or infrared port
b. RS485 port electric insulation, lightning proof circuit design
c. Communication protocol:
DL/T645-1997 Communication Protocol for multi-function meter

1.5) Display:Register

1.6) Other Functions
Indications for power break by phase and negative energy direction

2. Technical Characteristic
Reliability:Simple structure with high reliability
Stability:No calibration needed during long working period with high stability