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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.
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 |
|
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|
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 |
|
