Page 333 - Battery Reference Book

30/4 Primary batteries

I 1.7r

1.1
107 PA
0.9
0.7
0 50 100 150 200 250 300 350 400 0 300 600 900 1200 1500
Service time (h) Service time (h)
(a) No. 384: 35 mA h to 1.3 V; (c) No, 301: 100 mA h to 1.3 V;
rated at 15 000 R load, starting drain 104 pA rated at 15 000 R load, starting drain 107 pA

1.3
1.1
0.9 246 PA
0.7
0 200 400 600 800 0 200 400 600 800
Service time (h) Service time Ih)
(b) No. 309: 60 mA h to 1.3 V; (d) 165 mA h to 1.3 V;
rated at 15 000 R load, starting drain 107 PA rated at 6500 R load, starting drain 246 pA
Figure 30.3 Union Carbide Eveready silver-zinc cell voltage-discharge curves: estimated hours of service at 35°C against closed-circuit
voltage at stated starting drains and loads and on a 24 h/day schedule (Courtesy of Union Carbide)

1.7 r

1.3 >
1 .o
0 1.1
> 0 10 20 30 40 50 60 70 80
Service time (h)
0.9
(c) No. S13E and 513:
0.71 I I I I I 1 75 mA h to 0.9 V; rated at 1.07 mA
0 10 20 30 40 50 60
Service time (h)
(a) No. S312 and S312E:
38 mA h to 0.9 V; rated at 1 mA

1.8 r
7; 1.6
c
0
” 1.4 1000 n 0 1.2
>
0 1.2 2.56 mA 1.6 mA
> 1.0 1 .o
0 20 40 60 80 100 120 0 20 40 60 80 100 120 140
Service time (h) Service time (h)
(b) No. S41 and 541 E: (d) No. S76E:
120 mA h to 0.9 V; rated at 1.6 rnA 190 mA h to 0.9 V; rated at 2.56 mA
Figure 30.4 Union Carbide silver-zinc cell voltage-discharge curves: estimated hours of service at 21°C against voltage at stated starting
drains raverage drains) and loads and on a 16 h/day schedule (Courtesy of Union Carbide)