Alpha Technologies Industrial Ni-Cd Batteries Standard Range User Manual

Page 5

EN-ALPHA-TMSR-001 (10/09)

Figures, Graphs & Tables

Fig.1-1

Cutaway view of battery ...................................................................................................................................6

Fig.1-2 Battery

vents

.........................................................................................................................................................7

Fig.1-3

Battery terminal cross-section ........................................................................................................................7

Fig.1-4

Components of the Electrode plates ...........................................................................................................8

Fig.1-5

Electrode plate linkage .....................................................................................................................................8

Fig.7-1

Terminal connection with Nuts ................................................................................................................... 24

Fig. 7-2

Terminal connection with Screws .............................................................................................................. 24

Graph 4-1

NiCd-cell performance varation with temperature ............................................................................. 13

Graph 4-2

NiCd vs. Pb-acid battery lifetimes at 25°C .............................................................................................. 14

Graph 4-3

Self-discharge of NiCd-accumulators (fully charged) ......................................................................... 15

Graph 4-4

Cycle life vs. depth of discharge .................................................................................................................. 15

Graph 4-5

Relationship between water loss and charging voltages ................................................................. 16

Graph 5-1

Floating derating factor as a function of discharge time .................................................................. 18

Graph 6-1

Time to reach state of charge (M-Range) ................................................................................................ 20

Graph 6-2

Time to reach state of charge (L-Range) .................................................................................................. 20

Graph 6-3

Time to reach state of charge (H-Range) ................................................................................................. 21

Graph 6-4

Temperature-corrected Float Voltage ....................................................................................................... 22

Table 2-1

Battery (cell type) selection matrix ............................................................................................................ 10

Table of Contents

7.0 Installation and operating instructions .................................................................................................. 23

7.1 Receiving the battery ...................................................................................................................................................... 23

7.2 Storage ................................................................................................................................................................................. 23

7.2.1 Uncharged and unfi lled cells ........................................................................................................................... 23

7.2.2 Charged and fi lled cells/discharged and fi lled cells ................................................................................ 23

7.3 Installation ............................................................................................................................................................................. 23

7.3.1 Location

................................................................................................................................................................... 23

7.3.2 Ventilation

............................................................................................................................................................... 23

7.3.3 Setting up ................................................................................................................................................................ 24

7.3.4 Electrolyte ............................................................................................................................................................... 24

7.3.5 Commissioning ..................................................................................................................................................... 25

7.3.5.1 Commissioning with constant current ............................................................................................ 25

7.3.5.2 Commissioning with constant voltage ............................................................................................ 26

7.4 Charging in operation ..................................................................................................................................................... 27

7.4.1 Continuous battery power supply (with occasional battery discharge) .......................................... 27

7.4.1.2 Two level charge ...................................................................................................................................... 27

7.4.1.3 Single level charge .................................................................................................................................. 27

7.4.2 Buffer operation ................................................................................................................................................... 27

7.5 Periodic Maintenance ...................................................................................................................................................... 27

7.5.1 Equalising

charge

................................................................................................................................................. 27

7.5.2 Electrolyte check and topping up .................................................................................................................. 28

7.5.3 Replacing of electrolyte ..................................................................................................................................... 28

7.5.4 Electrolyte

temperature

..................................................................................................................................... 28

7.6 Additional warning notes ............................................................................................................................................... 29