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Saft STM 5-100 - User Manual

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Technical manual
installation, operation and maintenance
for Ni-Cd STM MR-MRE monoblocks type

Table of Contents

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Summary

Introduction to Saft Ni-Cd Monoblocks

Important Safety and Handling Recommendations

Characteristics of STM MR-MRE Monoblocks

General Description and Operation Principle

Explains the basic operating principle of vented Ni-Cd cells and their electrochemistry.

Description of STM MR-MRE Monoblocks

Monoblock Components: Electrodes, Electrolyte, Separator, Container

Details the construction of electrodes, electrolyte composition, separator properties, and container materials.

Mechanical and Electrical Characteristics

Mechanical Characteristics

Provides key physical specifications like weight, dimensions, and terminal types for STM models.

Electrical Characteristics

Outlines electrical properties such as rated capacity, nominal voltage, and internal resistance.

Description of the Centralized Filling System

General Description of the Filling System

Introduces the working principle of the single point water filling system for STM monoblocks.

Working Principle of the Centralized Filling Ramp

Precautions and Practices for Battery Handling

Transport and Storage Guidelines

Guidelines for safely transporting and storing STM monoblocks, including their condition upon delivery.

Water and Electrolyte Management

Details the required purity of water and electrolyte, and precautions against harmful substances.

Electrical Shocks and Hydrogen Gas Dangers

Electrical Shocks and Burns Hazards

Highlights risks associated with high voltages and necessary precautions during installation and maintenance.

Dangers of Hydrogen Gas Generation

Discusses the risks of explosive hydrogen gas generation and necessary safety measures.

Installation Procedures for STM Batteries

Assembly into Batteries

Guides on electrical and hydraulic connections, monoblock placement, and structural considerations.

Ventilation, Cooling, and Filling System Installation

Ventilation and Cooling of Batteries

Explains the importance of heat dissipation and methods for ventilation and cooling of batteries.

Centralized Water Filling System Installation

Details the installation of the centralized water filling system, emphasizing safety and leak prevention.

Precautions for Filling System Installation

Crucial precautions for installing the filling system to prevent leaks and ensure safety.

General Assembly Instructions for Filling System

Placing Batteries into Service

Procedure Before Initial Use

Steps to follow upon receiving batteries, including removing plugs and checking connections.

Commissioning Cycle and Water Topping-up

Details the commissioning charge process and subsequent water topping-up procedure.

Operation of STM Batteries

Operating Temperature Considerations

Explains the impact of temperature on battery performance and life, and cooling system necessity.

Two-Level Charging Method Overview

Describes the recommended two-level charging method for STM batteries.

Normal, Fast, and Maintenance Charging

Details parameters for normal, fast, and maintenance charging of STM batteries.

Recommended Charging Method Details

Recommended Charging Method and Parameters

Provides a detailed explanation of the two-level charging method with parameters.

Temperature Compensation for Charging

Explains how temperature affects the voltage threshold and the need for correction.

Charge Voltage Examples at Different Temperatures

Battery Discharge Procedures

Discharge Current Limits

Specifies the maximum continuous and peak discharge currents for different models.

Voltage Levels During Discharge

Explains how discharge voltage varies and provides end-of-discharge voltage guidelines.

Maintenance of STM Batteries

Periodic Maintenance Checks

Describes simple inspections and cleaning required for routine battery maintenance.

Topping-up Operation Procedure

Details the process and frequency of topping up batteries with distilled or demineralized water.

Equipment Repair and Overhaul of Batteries

Electrolyte Specific Density Limitations

Explains why electrolyte density measurement is not possible for sealed monoblocks.

Battery Reconditioning Procedure

Outlines the procedure for reconditioning batteries when capacity is low or after repairs.

Appendix 1: STM 5-100 MR G RD Dimensions

Appendix 2: STM 5-100 MRE G RD Dimensions

Appendix 3: STM 5-140 MR G RD Dimensions

Appendix 4: STM 5-140 MR D RG Dimensions

Appendix 5: Centralized Filling System Accessories

Appendix 6: Filling Circuit Hose Specifications

Appendix 7: Cooling System Hose Specifications

Appendix 8: Rigid Connection Specifications

Appendix 9: Distilled or Demineralized Water Specifications

Saft STM 5-100 Specifications

General IconGeneral
BrandSaft
ModelSTM 5-100
CategoryBattery Pack
LanguageEnglish

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