Overview
IEC 62642-8:2011 is an international standard developed by the International Electrotechnical Commission (IEC) that defines the specifications for security fog devices and systems used within intrusion and hold-up alarm systems (I&HAS). This part of the IEC 62642 series focuses specifically on the design, performance, testing, installation, operation, and maintenance of security fog systems, which create a dense, non-toxic fog barrier to deter unauthorized access and criminal activity by obscuring visibility.
The standard promotes safety, reliability, and effectiveness of security fog systems, aiming to provide clear criteria for manufacturers, installers, insurers, and security professionals. By standardizing these requirements, IEC 62642-8 facilitates industry-wide consistency and helps optimize crime prevention strategies in both commercial and residential environments.
Key Topics
-
Scope & Application
IEC 62642-8 applies to security fog systems integrated into alarm systems designed to protect people and property by generating a non-toxic obscuration fog. The standard provides requirements for system parameters, performance, safety, and environmental considerations.
-
Performance Requirements
It defines clear criteria for evaluating fog output, density, and duration to ensure the fog effectively reduces visibility and restricts criminal movement without compromising safety.
-
Safety and Environmental Tests
The standard mandates comprehensive safety regulations, including electrical safety, EMC (electromagnetic compatibility), and the use of non-toxic formulations, alongside environmental testing to suit different installation conditions.
-
Design and Installation Guidelines
IEC 62642-8 gives guidance on nozzle placement, protection against tampering, overheating prevention, fault monitoring, and system communication, ensuring efficient operation and reducing accidental activations.
-
Operational Criteria
It emphasizes features such as battery backup, fault detection, power failure handling, and clear warning signage to maintain system reliability and inform occupants and emergency responders.
-
Consumables Management
The standard addresses the replenishment and traceability of fog fluid consumables, ensuring ongoing system performance and safety.
Applications
Security fog systems compliant with IEC 62642-8 are widely used in:
- Commercial and retail environments to protect high-value assets from theft during break-ins by rapidly obscuring the intruder’s vision.
- Banks and financial institutions for hold-up deterrence and robbery prevention.
- Warehouses and storage facilities, serving as an effective barrier against unauthorized access.
- Residential properties that require enhanced security measures.
- Museums, galleries, and archives, where physical damage reduction alongside theft deterrence is critical.
- Public spaces where discriminative visibility control can increase safety without harm.
Adoption of IEC 62642-8-compliant fog systems ensures risk reduction, supports insurance requirements, facilitates law enforcement cooperation, and enhances overall security system credibility.
Related Standards
IEC 62642-8:2011 forms part of the broader IEC 62642 series on Intruder and Hold-up Alarm Systems which includes:
- Part 1: System requirements – General rules for intrusion and hold-up systems.
- Part 2 series: Intrusion detectors – Including specifications for passive infrared, microwave, ultrasonic, and glass break detectors.
- Part 3: Control and indicating equipment – Requirements for control panels.
- Part 4: Warning devices – Specifications for alarms and signal devices.
- Part 5-3: Interconnections – Requirements for wireless equipment.
- Part 6: Power supplies – Specifics about power systems for alarms.
- Part 7: Application guidelines – Best practice for system deployment.
These interrelated standards collectively define a comprehensive framework for constructing secure, effective intrusion alarm systems combining multiple technologies including security fog devices.
By adhering to IEC 62642-8:2011, industry professionals ensure that security fog devices meet internationally recognized benchmarks of safety, efficiency, and operational excellence-critical for safeguarding assets, protecting people, and preventing crime through innovative obscuration technology.