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凯发·k8(国际)-官方网站
凯发·k8(国际)-官方网站
Product
凯发·k8(国际)-官方网站
DTSF309 three-phase four-wire multi-rate watt-hour meter (with RS485 interface)
凯发·k8(国际)-官方网站
凯发·k8(国际)-官方网站
Scope of application

DTSF309 (accuracy 1.0) three-phase four-wire multi-rate watt-hour meter is a full electronic energy meter, for the reference frequency of 50HZ three-phase four-wire system were measured tip, peak, Pinggu and total electricity.

Products meet GB / T15284 and GB / T17215 standards.

The main technical parameters

1、 the clock error: less than 0.5s

2、 power-down state to maintain the current clock 8Ma

3、 to allow continuous power outage time: 3 years

4、 time switching error: less than 1Ms

5、 infrared communication distance: 5m

6、 RS-485 communication distance: 1000m

7、 to allow the number of RS-485 terminals: 1-32 months

Model and name

Accuracy (level)

Reference voltage (V)

Calibration current (A)

Wiring

Packing size(mm)

Quantity (only)

DTSF309

Three-phase four-wire multiple rates

Meter

1.0

2.0

3×220/380

1.5(6)

Mutual inductance



5(20),10(40)

15(60),20(80),30(100)

Direct type


DTSF309

Three-phase four-wire multiple rates

Energy Meter (with RS485)

1.0

2.0

3×220/380

1.5(6)

Mutual inductance


5(20),10(40)

15(60),20(80),30(100)

Direct type


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