KDSI Also can do OEM
| Model | K-100 | K-250 | K-500 | |
| AC Ammeter with Rectifier | ||||
| Ranges | A | 1A-10A Rectifier type Directly | ||
| Combined with an external CT | X/1A | 10-3000/1A More Ranges can be customized | ||
| X/5A | 10-3000/5A More Ranges can be customized | |||
| AC Voltmeter with Rectifier | ||||
| Ranges | V | 10V 25V 40V 60V 100V 150V 250V 300V 450V 500V 600V Directly | ||
| KV | Combined with an external PT **/100V **/110V **/120V | |||
| DC Ammeter Moving coil movement | ||||
| Ranges | uA | 50uA 100uA 150uA 250uA 500uA Directly | ||
| mA | 4-20mA 1mA 10mA 500mA Directly | |||
| A | 1A 2A 3A 4A 5A 10A Directly | |||
| For connecting to external shunt | 50mV 60mV 75mV | 10A 15A 20A 30A 40A 50A 60A 100A 150A 200A 250A 300A 400A 500A 600A 750A | ||
| DC Voltmeter Moving coil movement | ||||
| Ranges | V | 3V 10V 25V 50V 100V 250V 500V 600V | ||
| KV | Combined with an external PT **/100V **/110V **/120V | |||
| Scale plate can be: 100% 150% 180% OR RPM Also can design according to customer requirement | ||||



| Model | K-100 | K-250 | K-500 | |
| AC Ammeter with Rectifier | ||||
| Ranges | A | 1A-10A Rectifier type Directly | ||
| Combined with an external CT | X/1A | 10-3000/1A More Ranges can be customized | ||
| X/5A | 10-3000/5A More Ranges can be customized | |||
| AC Voltmeter with Rectifier | ||||
| Ranges | V | 10V 25V 40V 60V 100V 150V 250V 300V 450V 500V 600V Directly | ||
| KV | Combined with an external PT **/100V **/110V **/120V | |||
| DC Ammeter Moving coil movement | ||||
| Ranges | uA | 50uA 100uA 150uA 250uA 500uA Directly | ||
| mA | 4-20mA 1mA 10mA 500mA Directly | |||
| A | 1A 2A 3A 4A 5A 10A Directly | |||
| For connecting to external shunt | 50mV 60mV 75mV | 10A 15A 20A 30A 40A 50A 60A 100A 150A 200A 250A 300A 400A 500A 600A 750A | ||
| DC Voltmeter Moving coil movement | ||||
| Ranges | V | 3V 10V 25V 50V 100V 250V 500V 600V | ||
| KV | Combined with an external PT **/100V **/110V **/120V | |||
| Scale plate can be: 100% 150% 180% OR RPM Also can design according to customer requirement | ||||



| No. | Test Item | Allowed value | Actual value | Conclusion |
| 1 | Appearanceinspection | Visual control | Meet the demand | |
| 2 | Insulation resistance | ≥5MΩ | Meet the demand | |
| 3 | Voltage test | Voltage 2KV | Meet the demand | |
| 4 | Response time | 4s | 1.5s | Meet the demand |
| 5 | Test of intrinsic error | ±1.5 | ±0.5 | Meet the demand |
| 6 | Test of tracking error | ±1.5 | ±0.6 | Meet the demand |
| 7 | Test of deviation from zero | ±0.75 | 0 | Meet the demand |
| 8 | Test of overshoot | ±20 | 0 | Meet the demand |
| 9 | Test of self-heating | ±1.5 | ±0.1 | Meet the demand |
| 10 | Test of variation due to distortion of a.c. measured quantity | ±1.5 | ±0.2 | Meet the demand |
| 11 | Test of variation due to position | ±0.75 | ±0.2 | Meet the demand |
| 12 | Test of variation due to frequency on a.c. measured quantity | ±1.5 | ±0.3 | Meet the demand |
| 13 | Test of variation due to a magnetic field of external origin | ±6 | ±0.2 | Meet the demand |
| 14 | Test of variation due to ambient temperature | ±1.5 | ±0.2 | Meet the demand |
| 15 | Test of variation due to ferromagnetic supports | ±1.5 | ±0.5 | Meet the demand |
| 16 | Short-time overload test | ±1.5 | ±0.5 | Meet the demand |
| 17 | Continuous overload test | ±1.5 | ±0.5 | Meet the demand |
| 18 | Vibration and shock test | ±1.5 | ±0.3 | Meet the demand |
| 19 | Temperature limits test | ±1.5 | ±0.2 | Meet the demand |
| 20 | Test of variation due to temperature | ±1.5 | ±0.2 | Meet the demand |
| No. | Test Item | Allowed value | Actual value | Conclusion |
| 1 | Appearanceinspection | Visual control | Meet the demand | |
| 2 | Insulation resistance | ≥5MΩ | Meet the demand | |
| 3 | Voltage test | Voltage 2KV | Meet the demand | |
| 4 | Response time | 4s | 1.5s | Meet the demand |
| 5 | Test of intrinsic error | ±1.5 | ±0.5 | Meet the demand |
| 6 | Test of tracking error | ±1.5 | ±0.6 | Meet the demand |
| 7 | Test of deviation from zero | ±0.75 | 0 | Meet the demand |
| 8 | Test of overshoot | ±20 | 0 | Meet the demand |
| 9 | Test of self-heating | ±1.5 | ±0.1 | Meet the demand |
| 10 | Test of variation due to distortion of a.c. measured quantity | ±1.5 | ±0.2 | Meet the demand |
| 11 | Test of variation due to position | ±0.75 | ±0.2 | Meet the demand |
| 12 | Test of variation due to frequency on a.c. measured quantity | ±1.5 | ±0.3 | Meet the demand |
| 13 | Test of variation due to a magnetic field of external origin | ±6 | ±0.2 | Meet the demand |
| 14 | Test of variation due to ambient temperature | ±1.5 | ±0.2 | Meet the demand |
| 15 | Test of variation due to ferromagnetic supports | ±1.5 | ±0.5 | Meet the demand |
| 16 | Short-time overload test | ±1.5 | ±0.5 | Meet the demand |
| 17 | Continuous overload test | ±1.5 | ±0.5 | Meet the demand |
| 18 | Vibration and shock test | ±1.5 | ±0.3 | Meet the demand |
| 19 | Temperature limits test | ±1.5 | ±0.2 | Meet the demand |
| 20 | Test of variation due to temperature | ±1.5 | ±0.2 | Meet the demand |