Counterweight sliding unit

Material AFNOR 6060 aluminium.

State of supply complete with 4 joining links per chain, pitch 8 Part 1372, 2 M8x10 screws, 2 connection pins, 2 guide pins, 4 sliding washers, 2 M8 threaded bars, length 500 mm, 2 M8 self-locking nuts, 2 connection eyebolts, 4 M8 washers, 1 RH support and 1 LH support, 2 ø6x20 pins, 2 pinions, pitch 8 Z10, 2 M8 nuts, 2 M8x10 grub screws, 2 M8x43 socket head screws, 2 end caps.

Characteristics: the unit is guaranteed for up to 52,800 opening/closing cycles or up to 1 year of operation, with an average of 30 opening/closing cycles an hour, for 220 consecutive 8-hour working days under the following conditions: maximum sliding door weight = 8 kg (78.5 N), maximum operating temperature = 60°C, maximum. 8 counterweights Part 1371 (4 per side).

The maximum weight of the door is calculated with a safety factor of 10:1 relative to the failure load of a single pin mounting the chain to the door. Considering a structure fitted with the two chains to the sides of the door, the safety coefficient doubles (20:1).