UPS Battery Testing and Maintenance Training

• Electrical Engineers
• Electrical Maintenance Trades people & Technicians
• Instrumentation and Control Engineers
• Power System Protection and Control Engineers
• Building Service Designers
• Data Systems Planners and Managers
• Other electrical personnel involved in the maintenance industrial, commericial and institutional power systems

UPS Battery Testing and Maintenance

DAY ONE

BATTERY BASICS

• Introduction To Various Battery Technologies
• The Objective Of Battery Design
• Universal Law Of Conservation Of Energy

TYPES OF BATTERIES

• Primary, Secondary And Reserve Types
• Dry And Wet Cell Batteries
• Lead Calcium, Lead Antimony, Value Regulate Lead Acid, Absorbed Glass Mat Batteries
• Gel Cell, Automotive And Deep Cycle Batteries

BATTERY BASIC CONSTRUCTION

• Physical characteristics
• Terminals, + And – Plates, Electrolyte, Relief Valve, Separators And Container

FACTORS TO DETERMINE BATTERY ELECTRICAL CHARACTERISTICS

• Selection Of Active Materials And Weight Of The Active Materials
• Theoretical And Practical Parameters (Voltage And Amp Per Hour)

BATTERY OPERATIONAL THEORY

• Chemical Reactions Within The Battery
• Charging And Discharging Processes

MSDS (Material Safety Data Sheet)

• Sealed Lead Acid Battery And Wet Lead Acid Batteries
• Lithium Ion Battery

BATTERY SAFETY

Arc Flash Risks

• Arc flash assessment
• Arcing Current
• Incident Energy 
• Arc Fault Boundary

PPE required due to Arc Flash Risks

• Human Body Surface And Internal Resistance
• Faceshield, Coveralls, Gloves
• PPE Testing & Certification Documentation

Environmental safety

• Max & min temperatures for batteries
• Air exchanges, based on Bldg codes
• Hazardous Materials Management Plan

Tools and the risks using them

• Tools dielectric rating based on voltage
• Closes safe approach on live cone connections
• Short circuit Current carrying capacity of tools
• Clap meter ratings, AC versus DC
• FLIR camera use

OSHA AND NFPA REVIEW

• Occupational Safety And Health Standards
• National Fire Prevention Standards

BATTERY SIZING DETERMINATION

• KW And KVA Of Electrical Equipment
• Efficiency Of Electrical Equipment
• Battery Watt Per Cell Calculation
• Selection Of Battery, Number Of Cells, Number Of Battery Units And Number Of Cells Per Battery Block
• Single Or Shared Battery Configuration Considerations

DAY TWO

BATTERY SHIPMENT AND RECIEVING

• Visual Inspection (External And Internal)
• Concealed Damage, Housing Damage And Cracking
• Battery Storage Location, Tie Restriction And Handing

INSTALLATION COORDINATION AND BEST PRACTICES

Equipment movement & placement

• Weight loading, raised floor vs concrete floor
• Seismic provisioning
• Anchoring, Configuration

Bonding & Grounding

• Bonding with respect to raised floor systems
• Grounding requirements as per CEC and NEC

Cable management

• Best practices for Teck vs conduit
• Sizing and terminations

Contractor issues

• Recommended pre-commissioning checklists
• Coordination with GC for HVAC and structural provisions
• Environmental requirements for decommissioning old units during equipment swaps
• Eye Water Station

BATTERY CHARGING

• Charger Selection
• Switching Mode, Linear, Shunt, Chopper, Pulsed, USB And Inductive Types

CHARGING METHODS

• Constant Voltage, Constant Current, Pulsed Trickle, Slow And Fast

NATURE OF CHARGING

• Initial (Equalization) Normal Float, Termination Time & Temperature Relationship

CHARGER PERFORMANCE

• Voltage & Current Regulation, AC Ripple, Efficiency, Inrush Current, Power Factor, 2nd Current Limitation

WET CELL BATTERY INSTALLATION CERTIFICATION

• Third Party Battery Inspection
• Initial And Final Open Battery Voltage And Battery Specific Gravity Measurement

FACTORS AFFECTING BATTERY PERFORMANCE

• Battery Voltage, Nature Of Discharging, Charger Voltage Regulation, AC Ripple,
• Impurity Of Battery Active Material, Internal Battery Temperature, Charging
• Methods, Number Of Deep And Normal Discharging And Battery Aging

VRLA BATTERY THERMAL RUNAWAY

• Battery Internal Impedance And Temperature Relationship
• Causes And Prevention

BATTERY MAINTENANCE

• Monthly, Quarterly And Annual Check Lists
• System Voltage, Charger AC Ripple, Internal Battery Temperature
• Electrolyte Level, Specific Gravity, Individual Cell Voltage, Internal Ohm
• Inter-Cell Resistance Housing, Terminals Corrosion, Pole Discolor And Leaking

BATTERY CLEANING

• Battery Individual Cell Posts And Connectors, Safety Precautions And Cleaning Materials

SIGNS OF BATTERY FAILURE

• Electrolyte Levels, Plates Deformation, Sediment, Sinking Poles And Abnormal Heat

IEEE 450-2010 STANDARD

• Review Key Points With The IEEE 450
• Protective Equipment, Duration Of BM, State Of Charging Determination
• Capacity Testing Method, Time Adjustment, Temperature Factor Method And Rated Battery Adjustment Method

BATTERY TESTING

• R And Z Relationship With Heat
• Internal Self-Discharging
• Battery Impedance And Resistor Type Testers, Ground Fault Condition And Detection
• Battery Replacement Guidelines

COURSE TIMETABLE

Start: 10 am ET
Finish: 4:30 pm ET