

r

ound hour meter
Application
Model DDS5558 single-phase ANSI meter is a kind of new style single phase two wire active energy meter, it adopts micro-electronics technique, and imported large scale integrate circuit, uses advanced technique of digital and SMT techniques, etc. The meter completely accords with relevant technical requirements of class 1 single phase active energy meter stipulated in international standard IEC&ANSI standard.
Features
- Kwh/MD/V/A display, Back-up battery
- Comply with ANSI C12.1/ ANSI C12.10/ANSI C12.18/ ANSI C12.19/ ANSI C12.20
- Maximum demand measurement and resetting
- Bidirectional measurement, Reverse energy calculated into forward
- Current flow direction indication
- LCD simulation disk
Technical Parameters
| Specification | DDS5558/1S | DDS5558/2S | |
| Accuracy | Active | Class1.0 | Class1.0 |
| Voltage | Rated | 120/240V | 120/240V |
| Range | 0.9Un~1.1Un | 0.9Un~1.1Un | |
| Limit | 0.8Un~1.2Un | 0.8Un~1.2Un | |
| Frequency |
| 50/60Hz | 50/60Hz |
| Current | Range | CL100,CL200 | CL100,CL200 |
| Starting Current |
| 0.4%Ib | 0.4%Ib |
| Constant | Active | Kh1.0/Kh/1.6/Kh2.0 | Kh1.0/Kh/1.6/Kh2.0 |
| Form |
| 1S | 2S |
| Display | Type | LCD | LCD |
| Digit | 5+0/5+1/6+1 | 5+0/5+1/6+1 | |
| Power Consumption | Voltage Circuit | ≤1.5W | ≤1.5W |
| Current Circuit | ≤2VA | ≤2VA | |
| Communication | Interface | Optical/Infrared/RS485 (Optional) | Optical/Infrared/RS485 (Optional) |
| Protocol | MODBUS,DLT/645,IEC1107 | MODBUS,DLT/645,IEC1107 | |
| Temperature | Working Temperature | -25℃~+55℃ | -25℃~+55℃ |
| Storage Temperature | -40℃~+70℃ | -40℃~+70℃ | |
| Humidity |
| ≤95% | ≤95% |
Dimension&wiring Diagram



