SILVER ZINC CELLS

Tables 1 and 2 provide the nominal characteristics for several of BST's silver- zinc, high energy, rechargeable alkaline cells.  Silver-zinc cells may be used in a variety of series and parallel configurations to achieve virtually any specified voltage and energy requirement.  Cells can designed to optimize specific characteristics such as high power, high energy, cycle life, capacity, etc. 

Table 1:  Typical Silver Zinc Cell Characteristics (Low Rate Series)
 

Model No. (AZ)	2.5	3	5	10	12	12	14	24	20
Electrical Characteristics
Initial Capacity (Ah)	4.4	4.4	7	16.4	15.2	15.5	22	34	30
Nominal Capacity (Ah)	3.5	3.5	5.3	13.1	12	12	14	24	20
Nominal Voltage (V)	1.53	1.51	1.53	1.5	1.49	1.48	1.53	1.51	1.5
Nominal Current (A)	0.25	0.5	0.5	5	4	4	1	2	2
Maximum Current (A)	8	2	15	25	8	8	8	20	20
Energy Density (Wh/kg)	122.40	120.80	107.10	98.40	128.68	131.09	167.46	128.35	112.50
Energy Density (Wh/l)	253.41	250.10	165.32	204.38	406.30	411.54	378.98	242.79	212.80
Physical Characteristics
Overall Height (cm)	6.35	6.32	7.36	12.19	9.97	9.99	12.77	10.87	10.87
Height of Case (cm)	5.33	5.33	6.17	10.87	9.12	9.12	11.68	9.26	9.26
Width (cm)	3.51	3.51	5.25	5.89	3.20	3.20	3.94	5.19	5.19
Depth (cm)	1.42	1.42	2.00	1.88	1.91	1.91	1.93	4.40	4.40
Activated Weight (kg)	0.055	0.055	0.100	0.250	0.176	0.175	0.201	0.400	0.400
Model No. (AZ)	24	22	30	35	35	41	45	95	120
Electrical Characteristics
Initial Capacity (Ah)	28	28	40	50	42	51	52.3	119	180
Nominal Capacity (Ah)	24	22	30	35	35	41	45	95	120
Nominal Voltage (V)	1.485	1.47	1.49	1.53	1.51	1.51	1.53	1.47	1.51
Nominal Current (A)	10	30	12	5	3.8	20	5	20	28
Maximum Current (A)	20	70	24	36	7.5	60	50	50	122
Energy Density (Wh/kg)	131.17	105.54	38.70	160.48	142.52	118.11	115.97	141.07	141.20
Energy Density (Wh/l)	345.45	203.83	77.63	247.63	313.51	258.21	299.30	343.54	362.21
Physical Characteristics
Overall Height (cm)	12.19	11.90	15.04	17.70	11.91	17.80	16.96	12.22	17.40
Height of Case (cm)	10.87	10.70	14.00	16.69	10.72	15.98	16.05	10.87	16.00
Width (cm)	5.89	9.03	6.56	8.19	9.03	8.15	7.97	8.38	8.39
Depth (cm)	1.88	2.09	8.36	2.26	2.09	2.29	2.09	5.59	5.59
Activated Weight (kg)	0.317	0.390	1.540	0.477	0.445	0.652	0.690	1.240	1.925
Model No. (AZ)	120	140	180	160	220	267	365	735	700
Electrical Characteristics
Initial Capacity (Ah)	150	164	221	220	260	334	525	920	740
Nominal Capacity (Ah)	120	140	177	160	220	267	365	735	700
Nominal Voltage (V)	1.48	1.51	1.49	1.525	1.48	1.49	1.49	1.48	1.5
Nominal Current (A)	50	30	30	5	80	50	60	140	20
Maximum Current (A)	140	110	75	15	100	200	170	600	70
Energy Density (Wh/kg)	139.62	152.86	170.62	175.65	174.91	156.60	193.60	116.38	195.77
Energy Density (Wh/l)	295.84	330.01	438.82	447.09	464.07	410.17	436.34	264.90	503.42
Physical Characteristics
Overall Height (cm)	17.40	17.40	17.40	17.32	14.61	17.42	18.74	48.10	18.67
Height of Case (cm)	16.00	16.00	16.00	16.00	13.26	16.00	17.11	44.98	17.14
Width (cm)	8.39	8.39	8.39	8.39	10.99	8.53	14.82	10.69	16.06
Depth (cm)	5.59	5.59	5.59	5.59	5.69	8.89	7.07	10.69	8.01
Activated Weight (kg)	1.590	1.620	1.930	1.910	2.200	3.178	4.041	11.700	5.670
Model No. (AZ)	875	950	1070	1500	1800
Electrical Characteristics
Initial Capacity (Ah)	950	1100	1300	1700	2250
Nominal Capacity (Ah)	875	950	1070	1500	1800
Nominal Voltage (V)	1.48	1.48	1.49	1.53	1.49
Nominal Current (A)	150	170	60	10	220
Maximum Current (A)	240	340	120	200	400
Energy Density (Wh/kg)	112.48	119.71	169.91	120.14	153.78
Energy Density (Wh/l)	219.04	261.92	449.81	260.78	328.38
Physical Characteristics
Overall Height (cm)	49.61	48.07	30.20	56.82	58.90
Height of Case (cm)	46.91	44.85	27.60	55.10	56.40
Width (cm)	14.18	12.03	14.46	13.60	13.60
Depth (cm)	9.65	11.52	10.79	13.31	13.31
Activated Weight (kg)	12.500	13.600	11.400	21.650	21.800

Table 2:  Typical Silver Zinc Cell Characteristics (Medium-High Rate Series)
 

 

Model No. (AZ)	1	1	5	2.5	3	10	40	50	80
Electrical Characteristics
Initial Capacity (Ah)	2.2	1.9	9.85	2.95	5.2	12.7	48	77	110
Nominal Capacity (Ah)	1.8	1	8	2.5	4	10	40	50	80
Nominal Voltage (V)	1.495	1.535	1.49	1.44	1.495	1.49	1.47	1.56	1.48
Nominal Current (A)	1	0.6	5	2.5	4	6	50	1	90
Maximum Current (A)	8	7.5	20	8	18	10	227	30	650
Energy Density (Wh/kg)	106.10	55.03	50.09	124.94	85.43	114.68	125.33	164.55	113.85
Energy Density (Wh/l)	197.97	114.85	226.97	255.09	188.95	231.37	260.23	377.48	253.29
Physical Characteristics
Overall Height (cm)	5.13	7.03	7.42	4.77	7.17	9.97	18.92	15.87	17.63
Height of Case (cm)	4.27	6.04	6.17	4.28	6.32	9.12	17.50	14.22	15.97
Width (cm)	2.74	2.86	5.24	2.74	4.34	4.72	5.08	6.68	8.35
Depth (cm)	1.42	1.47	2.00	1.42	1.50	1.90	3.05	3.35	4.82
Activated Weight (kg)	0.031	0.053	0.293	0.034	0.091	0.165	0.563	0.730	1.430
Model No. (AZ)	80	90	150	160	200	160	200	300	2200
Electrical Characteristics
Initial Capacity (Ah)	105	110	160	165	215	200	235	350	2750
Nominal Capacity (Ah)	80	90	150	160	200	160	200	300	2200
Nominal Voltage (V)	1.49	1.48	1.48	1.48	1.48	1.48	1.525	1.47	1.485
Nominal Current (A)	50	90	90	160	190	47	5	200	200
Maximum Current (A)	160	350	600	650	900	190	150	400	400
Energy Density (Wh/kg)	125.16	110.00	138.48	144.50	137.16	145.81	176.54	158.80	138.98
Energy Density (Wh/l)	281.56	253.29	315.56	351.71	363.51	338.84	350.98	419.84	400.30
Physical Characteristics
Overall Height (cm)	19.43	17.63	17.85	14.96	16.54	16.30	20.64	14.96	58.90
Height of Case (cm)	18.08	15.97	16.00	13.16	14.73	14.70	19.02	13.16	56.40
Width (cm)	7.37	8.35	8.39	11.42	15.16	15.16	10.11	16.28	13.60
Depth (cm)	4.17	4.82	5.59	4.62	3.92	3.92	5.31	5.72	13.30
Activated Weight (kg)	1.250	1.480	1.710	1.690	2.320	2.030	2.030	3.240	29.383