ST9500 Electrical Power Standard

Detailed Product Description

Specifications:

• Fundamental wave 

Frequency range: 45~65Hz

Frequency setting resolution: 0.001 Hz

Frequency accuracy: 0.01Hz

Phase setting range: ±180°

Phase setting resolution: 0.01°

Voltage output range: 0~300V

Voltage output accuracy: 0.05%

Current output range: 0~10A

Current output accuracy: 0.1%

Voltage/Current amplitude setting resolution: 0.1V/0.01A

Measurement range:    Voltage:12.5V,  62.5V,  125V,  250V

                                  Current: 0.25A,  0.5A,  1A,  2.5A,  5A,  10A

•  Harmonics

Harmonics range                                    2^nd ~50^th

Maximum level of individual harmonic             30 % of fundamental level

• Harmonics voltage accuracy(<25^th )

U n ≥1%U_N      Voltage output accuracyUn<2%Un

U n < 1%U_N       Voltage output accuracyUn <0.02% U_N

U_N :Fundamental wave voltage value,U n: Harmonics wave voltage value

•  Harmonics current accuracy(<25^th )

In  ≥ 3%I_N            Current output accuracyIn < 2% In

In  <  3%I_N            Current output accuracyIn <0.05% I_N

I_N :Fundamental wave current value,In : Harmonics wave current value

• Imbalance

Voltage imbalance error              0.2%

Current imbalance error              1%.

• Flicker

 Maximum relative error

Pst=0.5-0.7 error ±2%

Pst=0.8-3 error ±1%

Flicker modulation frequency        0.05~13.5 Hz (Square wave modulation)

• Dips and swells

Dip/swell duration       1ms~1s continuous settable

Dip/swell amplitude       5%~160% continuous settable

Dip/swell period         10ms~1min continuous settable

•  Others

Standard operating temperature: 20^oC~30^oC

Limitation of operating temperature: 0^oC~40^oC

Humidity: 45%R.H~80%R.H

Temperature coefficient: 0.005%/^oC

Warm up time: 30 minutes

Power consumption: ≤350W

Auxiliary source: 220V±10%, 50Hz±1%

Features and Functions:

• Correctly output defined standard signal waveform.
• Synthetic error of standard source is Class 0.05, high accuracy, good specifications 
• Set output of all test items via software
• 2^nd ~50^th harmonics output, output of each phase can be set, convenient for various harmonics test
• With RS232 interface, LAN, USB interface, convenient for data management
• Can be connected with external display.
• Simple structure, easy operation