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PBA series motor test power supply
PBA series motor test power supply
▲The main technical parameters:
Feature type |
Parameter item |
Technical Parameters |
Input characteristics |
Input voltage |
220VAC±10% or 380VAC±10% 50Hz |
Output characteristic |
The output voltage |
0 -- 100%Umax adjustable Umax value customized according to user requirements |
The output current |
0 -- 100%Imax adjustable Imax value customized according to user requirements |
|
Effective rate |
90% (measured at 80%~100% rated output) |
|
Constant pressure precision |
Source effect: setting value of dc output voltage less than or equal to 0.1% (when the source voltage changes by 10%) Time drift: rated value less than or equal to 0.3% (continuous working time greater than 8 hours) Temperature drift: 0.4 ‰ / ℃ or less (in the temperature range, caused by temperature change rate) Load effect: less than or equal to 0.1% rating (when the output current changes from zero to the rating) |
|
Precision of constant current |
Source effect: setting value of dc output current less than or equal to 0.1% (when the source voltage changes by 10%) Time drift: rated value less than or equal to 0.3% (continuous working time greater than 8 hours) Temperature drift: 0.4 ‰ / ℃ or less (in the temperature range, caused by temperature change rate) Load effect: no more than 0.2% rating (when voltage varies from zero to rating) |
|
Setting precision |
Voltage: 0.1v current: 0.1a |
|
Ripple RMS |
Effective value 0.3% rating value +100mV, peak-to-peak value 0.5% (when the output is the highest voltage and the maximum current) |
|
Soft start time |
>3S |
|
Way to work |
Continuous working at full load for a long time. |
|
Display mode |
Voltage and current display |
LCD intelligent display, LED digital display (optional) |
Adjust the way |
Voltage and current regulation |
1: multi-turn potentiometer adjustment, 2: rotary encoder + key, 3: touch (optional) |
Safety features |
Protection type |
Over voltage, over current, over heat, out of phase, short circuit automatic alarm protection, emergency stop protection |
Test the power of the power supply when the motor is stuck |
When the motor is stuck, the power supply is rated current power (that is, the power supply can meet the rated power output). |
|
Transient response time |
≤20ms |
|
Insulating properties |
Dielectric strength |
Input-output: AC1500V,10mA,1 minute |
Input - housing: AC1500V, 10mA,1 minute |
||
Output - housing: AC500V, 10mA,1 |
||
Insulation resistance |
Insulation resistance |
≥200MΩ |
Cold |
Cooling way |
Air cooled, water cooled, oil cooled (optional) |
Environmental requirements |
Using the environment |
Place of use: indoor. Temperature: - 10 ℃ to 50 ℃ Air humidity: 80% |
Put electricity |
Automatic absorption discharge function |
Discharge voltage: discharge automatically when the feedback voltage is higher than the output voltage 5V ~ 10V Discharge resistance power: according to the requirements of the user selected adjustment Energy consumption time: 30S (from braking to stopping) voltage drop time is 10s (approx.) The discharge circuit is controlled independently, which will not affect the normal operation of the discharge circuit after the main circuit is cut off; The power supply of the discharge circuit is controlled by the panel switch. |
Customization (optional) |
communication |
1: RS485(or RS232) standard interface 2: PLC analog quantity switch quantity output interface |