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UPG No.D5743 <br /> UB1280 <br /> Maintenance-Free <br /> Shelf Life&Storage Cycle Life vs Depth of Discharge <br /> 0 <br /> F- 100,- ■ Charis ging <br /> necessary unless <br /> j <br /> O � _ i1s0re0quiredflEaci <br /> ty <br /> A „ <br /> 100 —� 1 .i._ =--- <br /> C 80 NM= 5°C Charging before a eo �,� Iiik <br /> use Is necessary �.,.�� <br /> (41°Fr°F)— to help recover �' IIIIL <br /> C. <br /> 60�`-- full capaci(Y. .> 60 - ,}. <br /> V <br /> F �= � ■ Charge may fad O 40 100% 30% <br /> 40°C 30°C c restore full 0 <br /> — 20°C capacity. s not <br /> v 40 (104°F)—(86°F) (68°F) let batteries reach 0 20 Temperature <br /> t0 .-. this state. ©777.(25C) <br /> 12 <br /> N 0 0 100 400 600 800 1000 1200 <br /> ✓ 0 2 4 6 8 10 12 14 16 18 20 <br /> Cycle Number <br /> Standing Period(Months) <br /> Open Circuit Voltage vs Residual Capacity Effect of Temperature on Capacity <br /> I 120 <br /> 1 __I_ <br /> 13.50—6.75 _.. __ <br /> Ir 100 <br /> d 6.50 --._ - I - 'i'''''' .. O 0'•LA' r_ <br /> R 11111111111111111111111 o ea 80 <br /> 12.50—6.25 a <br /> 6.00 - = 60 13 /� <br /> c; :: <br /> —5.25 <br /> d 20 <br /> = U <br /> a 5.00 -20 -10 0 10 20 30 40"C <br /> O 0 20 40 60 80 100 -4 14 32 50 68 86 104°F <br /> Residual Capacity% Ambient Temperature <br /> Charge Current&Final Discharge Voltage <br /> Charge Voltage)V/Cell) Final Discharge <br /> Application Max.Charge Current 1.75 1.70 1.60 1,30 <br /> Temperature Set Point Allowable Range Voltage V/Cell <br /> Cycle Use 25'C)77"F) 2.45 2.40-2.50 0.30C Discharge 0.2C>(A) 0.2C<(A)<0.5C 0.5C<(A)<1.0C (.A)>1.0C <br /> Standby 25 C(77 F) 2.28 2.272.30 Current(A) <br /> OUPG <br /> 7 --\STAY POWERED ISO 9001 <br /> www.upgi.com (\)\ <br /> 488 S. Royal Lane ( Coppell. Texas 75019 ; P 469.892.1122 R T 866.892.1122 1 F 469.892.1123 I sales@upgi.com <br />