HS-3303 serial products are small-sized, light-weight three-phase equipment; they adopt SPWM power amplifier technology, equip with high accuracy digital reference standard meter, MSPT etc., to operate high precise energy error calibration.
HS-3303 serial products also equip with PC control software and offer whole solution scheme for energy meter automatic calibration, also can supply DLL for second research; greatly improve user’s control and manager ability to equipment.
1.Based on A/D and DSP technology
2.Use DDS and SPWM technology
3.Equip with smart system control technology and CPU
4.Precise error processing technology
5.SPWM power amplifier, huge content, high performance, and low consumption, automatic alarm
6.Each station has an error processor, anti-high electric power
7.Modules design, easy to install and debug Automatically finish testing according to scheme through one-click
8.Aluminum frame, beautiful and strong
9.Customized according to the customers’ requirements
10.Small-sized, light-weight, and big output power
11.Flexible operation, can control each output factor fast
| Item | 0.05 | 0.1 |
| Accuracy | HS-5300 0.05/ TC-3000D 0.05(embedded) | HS-5300 0.1/ TC-3000D 0.1(embedded) |
| Range | voltage(phase):20～300V(40-600V optional) current(phase):5mA～120A |
| Phase | 0～360°,resolution:0.01°(each phase can adjust separately) |
| F | 45～65Hz, resolution:0.01Hz |
| THD | voltage,current＜0.5%(linear load) |
| Power stability | ＜0.05%/120 s | ＜0.1%/120 s |
| Output content | voltage(each phase):50VA current(each phase):100VA(100A) |
| Load characteristic | resistive,inductive,capacitive(less than 1uF/each station) |
| Starting up current | Min. 2mA, accuracy:5%, starting up power: accuracy 5% |
| Pulse input | ≤1kHz |
| COM. test | RS485/232/ IR/ carrier, support DL/T645-1997/2007,IEC1107 |
| Tested meter | 1～3 |
| Working conditions | Temp.:20℃±5℃； Humidity:＜85% R.H. |
| Input power | AC220±10%,50/60Hz,(AC120V optional);Max. consumption:500VA |
| Model | Name | Application |
| HS-3303 | three-phase energy meter portable equipment | commissioning,maintenance,development |
| HS-3303B | three-phase energy meter movable equipment | development,calibration |
| Item | HS-3303 | HS-3303B |
| Basic functions | basic error | ● | ● |
| creeping test | ● | ● |
| starting up test | ● | ● |
| standard deviation | ● | ● |
| constants test | ● | ● |
| dial error | 〇 | 〇 |
| influence test | 〇 | 〇 |
| others | daily timing error ☆ | | 〇 |
| GPS ☆ | | 〇 |
| COM. test ☆ | | 〇 |
