Instruction manual

The SPD display panel shows the status of the brick module with

diagnostically controlled green/red LED’s. If a unit is operating correctly,

all the phase LED’s will be illuminated green. To test the integrity of the

diagnostics for each phase, push the button next to the phase LED’s on the

diagnostic display. The green LED will turn red and the alarm will sound, if

the alarm is enabled. Releasing the phase button will complete the test; the

red LED will turn back to green and the alarm will shut off.

If an inoperable condition occurs on any phase, the audible alarm will enable

and the corresponding phase LED on the diagnostic display panel will

illuminate red. This indicates that the device needs service by a qualified

service the SPD. If the alarm is silenced the phase LED will remain red.

The red phase LED will continue to be illuminated until the inoperative

condition is cleared.

LED STATUS INDICATORS

DANGER

HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC

FLASH

· Apply appropriate personal protective equipment (PPE) and follow safe

electrical work practices. See NFPA 70E.

· This equipment must only be installed and serviced by qualified

electrical personnel.

· Turn off all power supplying this equipment before working on or

inside equipment.

· Always use a properly rated voltage sensing device to confirm

power is off.

· Replace all devices, doors and covers before turning on power to this

equipment.

Failure to follow these instructions will result in death or

serious injury.

OPERATION

electrical personnel. The audible alarm can be silenced by pressing the

alarm enable/disable button until a qualified person is able to evaluate and

When power is applied to the SPD and one or more of the display LED’s

are red or not illuminated, the brick module should be replaced. Refer to

“Maintenance and Troubleshooting” on page 18 for proper troubleshooting

procedures.

APC BRICK PANEL PRODUCTS Surge Protective Device (SPD)

OPERATION

OPERATIONS AND