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General| Brand | AMERICAN BATTERY |
|---|---|
| Model | ABC11B-120-10 |
| Category | Battery Charger |
| Language | English |
Describes the American Battery Charging rectifiers designed to supply a constant voltage output for any load within their ratings.
Details the technical specifications including AC input voltage, current ratings, and external protection requirements.
Specifies AC input voltage ranges, tap settings, and recommended external AC line protection.
Details output voltage suitability, voltage stability, and current overload capacity.
Identifies the 'Float - High Rate' Manual Switch located on the front panel.
Lists the Ammeter, Voltmeter, 'AC ON' LED, and 'High-Rate' LED indicators.
Defines operating temperature, humidity, and altitude limits for the charger.
Outlines protection features including circuit breakers, surge suppressors, and soft start.
Specifies wiring insulation standards and NEC ratings.
Guidance on selecting a suitable location and instructions for installing wall-mounted units.
Details cable entry options and conduit connections for the charger.
Specifies required clearance for adequate convection cooling.
Procedures for connecting the battery, charger, and AC supply mains.
Steps for energizing the DC breaker, battery, and AC line to start the charger.
Procedure for adjusting the 'Float' voltage using a potentiometer and precision voltmeter.
Procedure for adjusting the 'High Rate' voltage after setting 'Float' voltage.
Procedure for adjusting the 'Current Limit' potentiometer, cautioning against improper settings.
Explains the function of the transformer, full-wave bridge rectifier, and SCRs in the power circuit.
Describes the solid-state control card (E1) for voltage regulation and current limiting.
Details how the control module maintains voltage and limits current based on load changes.
Explains the function of the EMI/RFI filter in reducing high-frequency noise emissions.
Describes the Multi-alarm board (E3) for alarms and auto-charge functionality.
Explains how the charger automatically switches between float and high rate charging.
Details the low voltage alarm circuit, its sensing, and indication.
Details the high voltage alarm circuit, its sensing, and indication.
Describes the alarm for abnormal interruptions or AC line failure.
Explains the ground fault alarm for excessive fault current to ground.
Describes the summary alarm relay connecting all alarms for remote indication.
States that minimal maintenance is required, mainly dust removal, due to non-aging components.
Provides steps for fault isolation using diagnostics and table for symptoms and corrective actions.
