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AMETEK BPS Series User Manual

Page 132

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User Manual

AMETEK Programmable Power

BPS Series

132

8.3.3 Overload Light is On

CAUSE

SOLUTION

Unit is overloaded

Remove overload or check CL setting

Unit is switched to high voltage range.

Select correct voltage range.

8.3.4 Distorted Output

CAUSE

SOLUTION

Power source is grossly overloaded.

Reduce load

The crest factor of the load exceeds 3:1 on the
low range or 5:1 on the high range.

Reduce load current peaks by reducing load.

8.3.5 Unit Shuts Down after 1-2 Seconds

CAUSE

SOLUTION

Output shorted

Remove output short

Output grossly overloaded.

Remove overload.

PFC IGBT module failure

Have power module serviced

Operating load with too high inrush or start up
currents.

Consult factory for application advice.

8.3.6 No Output and No Lights on Front Panel

CAUSE

SOLUTION

Input circuit breaker switched off.

Switch the breaker on.

No input power to F1 – F3 or F1 - F6 (model
dependent).

Ensure 3 phase power is getting to input fuses.

LV Power Supply failure

Have LV supply serviced.

8.3.7 No Output But Front Panel controller is active

CAUSE

SOLUTION

“OUTPUT ON” button is turned off.

Press OUTPUT ON so that “ON” LED is lit.

REMOTE INHIBIT pins 5 & 6 at TB3 on rear
panel are shorted together.

Check polarity setting or RI Mode. Use
OUTPut:RI[:LEVel] LOW/HIGH command
to set RI mode to high or low.

Current limit programmed down or to zero.

Program current limit higher.

Voltage programmed down or to zero.

Turn amplitude control up.