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
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Model and name
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Accuracy (level)
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Reference voltage (V)
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Calibration current (A)
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Wiring
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Packing size（mm）
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Quantity (only)
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DTSF309
Three-phase four-wire multiple rates
Meter
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1.0
2.0
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3×220/380
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1.5（6）
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Mutual inductance
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5(20)，10(40)
15(60)，20(80),30(100)
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Direct type
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DTSF309
Three-phase four-wire multiple rates
Energy Meter (with RS485)
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1.0
2.0
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3×220/380
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1.5（6）
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Mutual inductance
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5(20)，10(40)
15(60)，20(80),30(100)
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Direct type
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400-878-1315
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Mechanical watt - hour meter
Electronic watt-hour meter
IC card prepaid table
Multiple rate table
Multi - function table
Digital ammeter
Digital voltmeter
Mutual inductor
Reactive Power Compensator
