Type: DSSF51/DTSF51 Three Phase Static Multi-rate Energy Meter

Accuracy: 1.0,2.0

Power loss: ≤2W/5VA

Nominal voltage: 220V

Nominal current: 5(20)A; 5(30)A; 10(40)A; 0(50)A; 5(60)A; 20(80)A

Frequency: 50Hz


1. Functions and Features

1.1) Measurement Function
a. Active energy consumption measurement

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

1.3) Multi-rate Function
a. 2 time zones, 4 tariffs, 10 time segments

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) Output Port
a. Active test impulse output port

1.6) Display:LED

1.7) Other Functions
a. Malfunction display function

2. Technical Characteristic
Accuracy:CL1.0 /2.0
Reliability:Special measurement chip adopted with high reliability
Stability:No calibration needed during long working period 

DSSF51/DTSF51 Three Phase Static Multi-rate Energy Meter