Siemens Cerberus

Fire Alarm Panel Operating Instructions

This document provides operating instructions for performing the weekly fire alarm test and resetting after a fire activation on the Siemens Cerberus panel.

Weekly Fire Alarm Test

For further information on the weekly fire alarm test, please refer to guidance note ‘Fire Alarm Weekly Test’ on the Health and Safety service website. Ensure that Security are notified before the test begins and again once the test is complete.

Fire Alarm Test Guidance

1. Before the test begins

Before the test begins, the fire panel will be in normal mode:

The green ‘System On’ light is illuminated. The LED display screen is not backlit.

2. Isolate any plant

Isolate any plant (e.g., boilers, hot water systems) linked to the fire alarm at the plant isolation switch (if applicable).

3. At the keypad...

Press the top left-hand button above the number pad, followed by ‘2000’ and ‘OK’.

Press this button first

4. Panel Enabled

The panel has now been enabled. The LED display screen will now show the following:

5. Activate MCP

Activate a manual call point using a black testing key.

The fire panel will now be in fire mode:

The red ‘Alarm’ light is illuminated, along with the ‘Alarm Device Active’ light and the ‘Control Function Active’ light. The LED display screen is showing the zone of the activation and the device that has activated.

6. Silence Alarm

  • Press ‘Acknowledge’
  • Press ‘Silence’
  • Press ‘Reset’

The panel will return to normal mode.

7. Enable any plant

Enable any plant that was isolated before the test at the plant isolation switch.

Once an investigation has been undertaken and it has been confirmed there is no fire:

  • Enable the fire panel by entering the code ‘2000’ in the sequence described above.
  • Press the ‘Acknowledge’ button
  • The LED panel will show the location of the activation.
  • The red fire light will be illuminated. The red fire zone light will also be illuminated and will show the location of the activation.
  • Press the ‘Silence Alarms’ button
  • Press the ‘Reset’ button

The panel should return to normal mode.

Remember to reset any plant linked to the fire alarm as it may have tripped or isolated when the fire alarm activated.

If the alarm will not reset, investigate the area again. If the alarm is confirmed to be false, silence the alarm but do not reset it. Call Security and request that they contact the duty electrician