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Grades of Installation

Grade 1 Alarm System

Insurance Standard:
Low Risk – May not gain Insurance Approval.

Possible Level of Protection:
  • Perimeter Doors
  • Some Trap Detection

Alarm Notification:

  • 2 x Internal Sounders or
  • 1 x Bell or
  • 1 x Signalling Device [24 hr reporting]

System Requirements:

  • No Tamper Circuits
  • System Access No Restrictions – Events Log Optional

Grade 2 Alarm System

Insurance Standard:
Medium Risk – Minimum Residential Type Installation

Possible Level of Protection:

  • Perimeter Doors
  • Opening Doors & Windows
  • Trap Detection in all Rooms

Installation Standard:
Grade 2 Equipment + Grade 2 Certification

Alarm Notification:

  • 2 x External Bells or
  • 1 x Bell + Signalling Device or
  • 1 x Signalling with Encryption

System Requirements:

  • Full Tamper Circuits
  • Access by User
  • 12 Volt Power Supply
  • 250 Event Log

Grade 3 Alarm System

Insurance Standard:
Medium to High Risk – Minimum Commercial Type Installation

Possible Level of Protection:

  • Perimeter Doors
  • Opening Doors & Windows
  • Trap Detection in all Rooms

Installation Standard:
Grade 3 Equipment + Grade 3 Certification

Alarm Notification:

  • 2 x Internal Sounders or
  • 1 External Bell and 1 x Signalling Device [5hr Reporting] or
  • 2 x signalling devices [5 hr reporting]

System Requirements:

  • Full Tamper Circuits
  • Anti Making Detection Sensors with Detector Orientation Adjustment
  • 500 Event Log
  • Access by Engineer
  • 24 Hr Power Supply

Grade 4 Alarm System

Insurance Standard:
High Risk – Minimum Financial/Military Type Installation

Possible Level of Protection

  • All Perimeter Doors
  • Opening Doors & Windows
  • Trap Detection in all Rooms
  • All Walls / Floors / Roofs etc

Installation Standard:
Grade 4 Equipment + Grade 4 Certification

Alarm Notification:

  • 2 x Internal Sounders or
  • 1 External Bell and 1 x Signalling Device [3 Minute Reporting] or
  • 2 x signalling devices [3 Minute Reporting]

System Requirements:

  • Full Tamper Circuits
  • Anti Making & Anti Range Blocking Detection Sensors with Detector Orientation Adjustment
  • 1000 Event Log
  • Access by Manufacturer
  • 24 Hr Power Supply

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South East Security
Sentinel House
38a Wilbury Way
Hitchin
Hertfordshire SG4 0AP

T: 01462 422500
F: 01462 454029
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