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Product
DDSY309 single-phase electronic prepaid energy meter (LED display)
The main technical parameters

Model and name

Precision ( level )

Reference voltage (V)

Calibration current (A)

Wiring

Packing size (mm)

Quantity ( only )

DDSY309 single - phase electronic prepaid watt - hour meter
(LED display)

1.0

2.0

220

1.5(6)

Mutual inductance

450×290×390

20

2.5(10),5(20),10(40)

Direct type

450×290×390

20

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

Direct type

450×290×390

20

DDSY309 single - phase electronic prepaid watt - hour meter
(LCD display)

1.0

2.0

220

1.5(6)

Mutual inductance

450×290×390

20

2.5(10),5(20),10(40)

Direct type

450×290×390

20

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

Direct type

450×290×390

20

DDSY309 single - phase electronic prepaid watt - hour meter
(With RS485 interface)

1.0

2.0

220

1.5(6)

Mutual inductance

450×290×390

20

2.5(10),5(20),10(40)

Direct type

450×290×390

20

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

Direct type

450×290×390

20

DDSY309-G single-phase electronic type
Prepaid energy meter

1.0

2.0

220

1.5(6),2.5(10),5(20),10(40)

Direct type

450×290×390

20

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

Direct type

450×290×390

20

DDSY309 type-D single-phase electronic
Prepaid energy meter
(Rail type)

1.0

2.0

220

1.5(6),2.5(10),5(20),10(40)

Direct type

450×290×390

20

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

Direct type

450×290×390

20

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