Title: Instructions manual - THGT fan.pdf
must be disabled or by-passed in event of one off emergency smoke operation. Power supply cables to fan motor must be suitable for temperature and time stated when installed in potential fire area. Refer cables compliant with IEC 60332. Power supply should be via a protected source to enable fan to run under emergency fire smoke conditions, Direct on line. Emergency ventilation fans, can be dual purpose, or dedicated Emergency operation. If fan is not operated for long periods then fan should be run as prescribed by local regulations, or as minimum 15 minutes each month, to ensure safe operation. Ensure system operation is safe in event of power cut / power outage / disruption to power supply. If ventilation is stopped due to disruption to power supply, ensure no risk due to build-up of hazardous substance, excessive temperature etc. Care may be needed when restarting fan after disruption to power supply.1.2.5 Safe installation: