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These requirements cover delayed-action timelocks intended for attachment on the doors of safes, chests, vaults, and the like, to provide a means for locking thedoor for a predetermined length of time as protection against burglary or robbery or both.
The timelocks covered by these requirements may be automatic, manual, or both, in operation depending upon their design. Automatic devices can be factory set toa fixed minimum time delay of 5 minutes. Manual devices are generally set by the user with a key or similar device to provide delays of 120 hours or more. Somedesigns may include both the automatic delay feature for interior robbery protection and the manual delay feature for burglary protection.
A product that contains features, characteristics, components, materials, or systems new or different from those covered by the requirements in this standard, and thatinvolves a risk of fire, electric shock, or injury to persons shall be evaluated using the appropriate additional component and end-product requirements to determinethat the level of safety as originally anticipated by the intent of this standard is maintained. A product whose features, characteristics, components, materials, orsystems conflict with specific requirements or provisions of this standard shall not be judged to comply with this standard. Where appropriate, revision ofrequirements shall be proposed and adopted in conformance with the methods employed for development, revision, and implementation of this standard.
Product Details
- Edition:
- 8th
- Published:
- 10/05/1999
- Number of Pages:
- 16
