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C&D Technologies TEL Series Maintenanse Instructions
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V
alve Regulated Lead
Acid Battery
20 to 200 ampere-hours capacity
10
Y
ear VRLA
Battery Periodic
Maintenance
Instructions
41-7546
TECHNICAL BULLETIN
41-7546/0213/CD
www
.cdtechno.com
2
Table of Contents
Default Chapter
2
Table of Contents
2
Figures
3
General Information
3
Battery System General Description
3
Series String
3
Parallel String
3
VRLA Battery Safety Concerns
3
Figure 1-Series String of VRLA Batteries
3
Figure 2-Parallel Strings of VRLA Batteries
3
Chemical Hazards
4
Disposal
4
Electrical Hazards
4
Fire, Explosion and Heat Hazards
4
Handling Hazards
5
Preparation for VRLA Battery Periodic Maintenance
5
Required Maintenance Tools and Equipment
5
Periodic Maintenance Tasks and Schedule
5
Quarterly Checks
6
Semi-Annual Checks
6
Annual Checks
6
Bi-Annual Checks
6
Data Analysis and Corrective Actions
6
Ambiant and Battery Temperature
7
Battery Visual Inspection
7
System Float Voltage
8
Ground Fault Check
8
Float Charging Current
9
Individual Battery Float Voltage
9
Figure 3-Float Current VS. Float Voltage
9
High Rate Momentary Load Test
10
Battery Impedance
10
Figure 4-VRLA Battery Impedance VS. Capacity
10
Performance Testing
11
Tables
12
Table 1-Battery System Symptoms and Solutions
12
Connection Resistance
18
Table 2-Battery Parameters by Model Number
19
Appendices
20
Appendix 1-Vrla Battery Periodic Maintenance Data Recording Form
20
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C&D Technologies TEL Series Specifications
General
Brand
C&D Technologies
Model
TEL Series
Category
Camera Accessories
Language
English
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