Door Industry Journal - Summer 2014

Also online at: www.dijonline.co.uk building hardware feature 85 THE door industry journal summer 2014 Based on the detailed information provided by the technical committee the DHF will shortly be producing the new standard TS010, which can be downloaded from the DHF website. Classification of DHF TS010 Digit 1 - Category of Use (only one grade used) Grade 3 – for doors used by the public and others with little incentive to exercise care and with a chance of misuse to the door, Digit 2 - Durability Grade 5 – 50,000 cycles Grade 6 – 100,000 cycles Grade 7 – 200,000 cycles Grade 8 – 500,000 cycles Digit 3 - Suitable for use on fire / smoke doors Grade 0 – Not intended for use on fire doors Grade A – Suitable for use on smoke door assembly only Grade B – Suitable for use on smoke / fire door assemblies Digit 4 - Safety Bolts & Straps Grade 0 = not supplied Grade 1 = Safety bolts supplied Grade 2 = Straps supplied Grade 3 = Safety bolts and straps supplied Digit 5 - Corrosion Resistance Grade 1 – Up to 24 hours – Mild resistance Grade 2 – Up to 48 hours – Moderate resistance Grade 3 – Up to 96 hours – High resistance Grade 4 – Up to 240 hours – Very high resistance Digit 6 - Security - Holding Force Grade 1 – holding force above 1000N (255 lbs) Grade 2 – holding force above 2000N (450 lbs) Grade 3 – holding force above 3000N (675 lbs) Grade 4 – holding force above 5000N (1125 lbs) Grade 5 – holding force above 7000N (1570 lbs) Grade 6 – holding force above 10000N (2250 lbs) Digit 7 - Security – Electrical Function Grade 0 – No status indication Grade 1 – Audio or visual signal Digit 8 - Type of Device Grade A – Face to face Fixed Electro-Magnetic Locks Grade B – Mortice Face to Face Fixed Electro-Magnetic Locks Grade C – Electro-Magnetic Shear Locks Grade D – Electro-Magnetic External Locks