Type: DDSF51F Single Phase Static Multi-rate Energy Meter

Accuracy: 1.0,2.0

Power loss: ≤2W/10VA

Nominal voltage: 220V

Nominal current: 1.5(6)A, 2.5(10)A, 5(20)A, 5(30)A, 10(40)A, 10(50)A, 15(60)A, 20(80)A

Frequency: 50Hz

Description:

1. Functions and Features

1) Measurement Function
a. Active energy consumption measurement

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

3) Multi-rate Function
a. 2 time zones, 4 tariffs, 10 time segments, 2 day tables

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

5) Output Port
a. Active/reactive test impulse output port

6) Display:LCD

7) Other Functions
a. Malfunction display function

2. Technical Characteristic

Accuracy:CL1.0 (active)/2.0(reactive)
Reliability:Special measurement chip adopted with high reliability
Stability:No calibration needed during long working period