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Input

Voltage

Single – phase 220Vac±10% or Three – phase 380Vac±10%

Frequency

50Hz±10%

Output

Output terminal

AC & DC mixed output on front panel.

DC voltage adjusting range

Max DC output: as requirements

AC current adjusting range

One-side Max. AC output: as requirements

DC Part

Accuracy (C.V.)

Line regulation

≤0.1% Of the rated value ± 1 digit (output voltage change ratio under input ±10% change)

Stability

≤0.3% of the rated value (output voltage change ratio due to 8 hours continuously working)

Temp. coeff.offset

(within 30mins)

≤0.4‰/℃ of the rated value ± 2 digits (output voltage change ratio due to environment temperature changes)

Load regulation

≤0.2% of the rated value ± 1 digit (output voltage change ratio due to output current change from 0 to rated value)

Accuracy (C.C.) (Optional)

Line regulation

≤0.1% Of the rated value ± 1 digit (output current change ratio under input ±10% change)

Stability

≤1% of the rated value (output current change ratio due to 8 hours continuously working)

Temp. coeff.offset

(within 30mins)

≤0.4‰/℃ of the rated value ± 2 digits (output current change ratio due to environment temperature changes)

Load regulation

≤0.2% of the rated value ± 1 digit (output current change ratio due to output current change from 0 to rated value)

Ripple + noise (r.m.s)

≤0.01% of the rated value+10mV (80%~100% rated output)

Output voltage adjusting range

Adjustable (0~rated value)

Output current adjusting range

Adjustable (0~rated value) (optional)

Automatic timing range

1 ~ 9999 hours

Adjusting mode

10-turn Potentiometer

Protection functions

Output will be cut down when over voltage / over current

Short alarm

Withstand short-circuit and alarm

Working mode

Withstand long-term continuous working at full load.

Output voltage & current display

Digital LED

Display precision

As per output values

Display error

≤±1%±1digit (range:1%~100% of the rated value)

Total display error

≤±0.01%

AC Part

Output voltage adjusting range

1% ~ rated voltage continuously adjustable

Output current adjusting range

1% ~ rated current continuously adjustable

Adjusting mode

10-turn Potentiometer

Output waveform

Sine wave (distortion≤5% measured @ full power output)

Output frequency

50Hz ~ 1KHz.

Fixed output frequency levels when output frequency goes beyond 1Khz (Max. 5 levels) such as 5KHz/10KHz/15KHz/20KHz/30KHz…up to 100KHz (Frequency error ≤±1%)

Output voltage & current display

Digital LED

Display precision

As per output values

Display error

≤±1.5%±2digits (range:1%~100% of the rated value)

Protection functions

Output will be cut down when over voltage / over current

Working mode

Withstand long-term continuous working at full load.

Load characteristic

Capacitive load

Environment conditions

Indoor use only

Temperature: -20℃～40℃

Humidity: ≤80%

l Input Voltage: Power source voltage can be changed to others on request.