Test report comparing the performance, dimensions, and weight of Dagenite and Exide batteries.
| Identifier | ExFiles\Box 164\4\ img279 | |
| Date | 2nd November 1936 | |
| Rm {William Robotham - Chief Engineer} /Tst.5/JH.2.11.36. Batteries Tested. Dagenite 6HZD.13/S. Exide 6.XCMRF.31ML. Details of batteries. BATTERY. PLATE DIMENSIONS. BATTERY DIMENSIONS. WT. (WET). Width Height Thickness Width Length Height 6HZD.13/S. 5.687" 5.312" .076P .076N 6 7/8" 17 1/4" 9 1/8" 83 1/4 lbs. 6XCMR.13-1ML. 5.697" 5.312" .080P .080N 6 7/8" 17 1/4" 9 1/8" 86 1/4 lbs. Performance Figures. BATTERY. WT. CAPACITY. AMP. HRS. PER High rate 200 amp. disch. INT. 10 hr. rate. LB. discharge capacity. capacity. RES. 6HZD13/S. 83 1/4 lbs. 80 AMP. HR. 0.956 42.1 A.H. 28.4 A.H. .0089Ω 6XCMR.13 86 1/4 lbs. 77 " " 0.891 36 " 28.4 " .0086 Curves of all the discharge are attached and it will be seen that the Dagenite battery gave the better electrical discharge performances. It should be noted from the curves that negative weakness, indicated by the Cadmuin to negative reading, is greater in the Dagenite battery. | ||
From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).