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 |
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 |
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 |
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 |
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 |
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 |