Text version of the page

adjustable spring balance

adjustable spring balance - 15944 ADDITIONAL PRODUCTS

The 9s Adjustable Spring Balance
The Spiroflex “adjustable spring balance”offers varying loadcapacity for many counterbalancing applications.Used extensively for window counterbalancing and window replacementin both wood and plastic,suitable for upward rising and full drop windows,louvre sashes,service hatches and self closing doors.The unique design offers a stainless steel spring which operates smoothly and silently to give a perfectaction. Balancing Capacity
A range of nine varying capacities from 1.8 to 13.6 Kg per pair of balances can be obtained,as shown in table. Balancing Capacity PER PAIRRef.lbs.Kg M.274 – 81.8 – 3.6M.286 – 102.7 – 4.5M.198 – 133.6 – 5.9M.2010 – 164.5 – 7.3M.2113 – 195.9 – 8.6M.2216 – 227.3 – 10.0M2319 – 258.6 – 11.3M.2422 – 2710.0 – 12.2M.2525 – 3011.3 – 13.6 Specification A
Mild steel case galvanised,with stainless steel tape. 84.14 mm 25.4 mmDished Hole5.15 mm DIA2.78 mm 139.7 mm Stainlesssteel tape84.14 mmRemovable brackets(can be fixed to any corner of main case) Main casecontaining spring and tapeAdjustingdevice4.76 mm Specification B
(For specially corrosive conditions.) Brass case with stainless steeltape.Suitable for upward rising and full drop windows,louvre sashes,service hatches,self-closing doors,etc. Travel
Maximum travel is 990mm (39”).Constantforce is only maintained over 609mm (24”) travel.When travel exceeds 609mm (24”) then it may be necessary to fitcatches to ensure the sash stays in position. Longer tapes can be fitted to a maximum retracting length of 1778mm (70”) beyond this length will simply allow the balance to be mounted further away from sash. Issue No.1 (Adj_spr_bal_A/eng)