English 
Basic Functions
Applied to Grid Corporation of measurement testing centers, power companies and power plants measured ministries, national institutions at all levels of measurement tests, also applies to the railway, petroleum, chemical industry, large-scale industrial and mining enterprises and the meter manufacturers, etc.
Apply to the power sector, measurement department, quality inspection departments, research institutions, universities, etc.
Applies to other production and research & development enterprise of energy meter, power distribution terminals, power management, load control, power quality, and medium voltage reactive power compensation.
Open communications protocol to facilitate the secondary development for RTU / FTU / Power Management Terminal / Public variable measuring the terminal factory automatic verification.
Calibrating a variety Analog Digital meter of direct U/I instruments & frequency with DC/AC 0.05% accuracy and the corresponding class digital multimeter for quality inspection, measurement and instrumentation maintenance, parts detection.
The calibrating types of test instrument including AC-DC voltage meter, ammeter, single / three phase active and reactive power meter, phase meter, power factor meter, frequency tables, synchronized tables, etc.
The calibrating transducer types are AC-DC voltage transducer, current transducer, single / three phase active and reactive power transmitter, phase transmitter, power factor transducer, frequency transducer, etc.
The calibrating energy meter types as electronic and sensing single-phase, three-phase active and reactive energy meter.
Storage capacity up to 1,000 calibrated meters' data.
5.4" TFT LCD display, touch pad and rotary encoder control, PC control software also available.
| Output & Measuring AC Voltage | |
| Available Ranges | 10V, 30V, 100V, 300V, 750V, auto-shift |
| Adjustment range | 0~120%Rg |
| Adjustment fineness | Range x 0.01% |
| Resolution | Range x 0.01% |
| Accuracy | 0.05%Rg |
| Stability | 0.01% / 1min |
| Output & Measuring AC Current | |
| Available Ranges | 100mA, 1A, 5A, 10A, 25A; auto-shift |
| Adjustment range | 0~120%Rg |
| Adjustment fineness | Range x 0.01% |
| Resolution | Range x 0.01% |
| Accuracy | 0.05%Rg |
| Stability | 0.01% / 1min |
| Output & Measuring AC Power | |
| Adjustment fineness | Range x 0.01% |
| Resolution | Range x 0.01% |
| Accuracy | 0.05%Rg (Factor>0.5) |
| Stability | 0.01% / 1min |
| Output & Measuring AC Frequency | |
| Frequency Range | 45.000~65.000Hz |
| Adjustment fineness | 0.001Hz |
| Accuracy | 0.01%RD |
| Output & Measuring AC Phase Angle | |
| Phase Angle Range | 0.00º~359.99º |
| Adjustment fineness | 0.01º |
| Resolution | 0.01 |
| Accuracy | 0.05º |
| Output & Measuring AC Power Factor | |
| Output Range | -1 ~ 0 ~ +1 |
| Measuring Accuracy | 0.0005 |
| Adjustment fineness | 0.0001 |
| Output & Measuring Harmonic | |
| Harmonic Setting | 2~31 |
| Harmonic Content | voltage, current ≤30% (as against fundamental) |
| Harmonic Output Accuracy | 0.1% (1st~19th, as against fundamental) |
| 0.2% (20th~31st, as against fundamental) | |
| Harmonic Phase | 0~360º, adjustable |
| Measuring Electrical Energy | |
| Measuring Accuracy | 0.1%Rd, PF≥0.5 |
| Voltage Range | 100V, 220V, 380V |
| Current Range | 0.05~24A |
| Distortion of AC Outputs | |
| Distortion | <0.2% (non-capacitance load) |
| Max Load Capacity of AC Voltage & Current | |
| Voltage Output | 25VA max |
| Current Output | 25VA max |
| Output & Measuring DC voltage | |
| Range | 100mV, 1V, 10V, 30V, 100V, 300V, 750V |
| Adjustment Range | 0~120%Rg, (0%~110% output range at 750V) |
| Resolution | Range x 0.01% |
| Accuracy | 0.05%Rg |
| Stability | 0.01% / 1min |
| Output & Measuring DC current | |
| Range | 1mA, 10mA, 100mA, 1A, 5A, 10A, 25A |
| Adjustment Range | 0~120%Rg |
| Adjustment fineness | Range x 0.01% |
| Resolution | Range x 0.01% |
| Accuracy | 0.05%Rg |
| Stability | 0.01% / 1min |
| Max Load Capacity of DC Voltage & Current | |
| Voltage Output | 20W max |
| Current Output | 25W max |
| Power Supply & Environment | |
| Ambient Temperature | 22ºC ± 1ºC |
| Working Temperature | 0ºC~40ºC, humidity≤85%RH |
| Nominal Input Voltage | 115/230Vac appointed, ±10% |
| Nominal Frequency | 50/60Hz |
| Connection Type | Standard AC socket 60320 |
| Weight & Size | |
| Dimensions(W x D x H) | 450mm×380mm×190mm |
| Weight | 25kg |
KS813 Standard Source is fully compatible with the relevant national standards:
JJG124-93 Verification Regulation of Ammeter, Voltmeter & Ohmmeter.
GB/T767-1999 Direct Acting Indicating Analogue Electrical Measuring Instruments & Accessories.
SD110-83 Inspection Regulation of Electrical Indicating & Measuring Instruments.
JJG440-86 Verification Regulation of Frequency Single Phase Meters.
JJG603-89 Verification Regulation of Pointer Frequency Meters.
JJG 307 -1998 Verification Regulation of Verification Equipment for AC Electrical Energy Meter.
JJG596-1999 Verification Regulation of Electrical Energy Meters.
GB/T 11150-2001 National Standard of Electrical Energy Meter Inspection Instruments.
JJG (Power) 01-94 Verification Regulation of Electrical Measuring Transducers.
| KS803 | KS813 | KS823 | KS833 | |
| AC Standard Source | √ | √ | √ | √ |
| Harmonic Source | √ | √ | √ | √ |
| Power Standard Source | √ | √ | √ | √ |
| DC Standard Source | ○ | √ | √ | √ |
| Instrument Calibration | ○ | ○ | √ | √ |
| Energy Meter Calibration | ○ | ○ | ○ | √ |
| Transducer Calibration | ○ | ○ | ○ | √ |
