Murphy BCEG-24-20, BCEG-12-10 manual Over Voltage, Under Voltage, and Charge Fail Connection, Fuses

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Over Voltage, Under Voltage, and Charge Fail Connection

In a de-energized state the COM – N/C contact is alarmed. The relay energizes on power up and changes state to COM – N/O. These contacts are volt-free contacts rated at 1A @ 30VDC.

Fuses

All Guardian models are fitted with fuses at the required ratings. Before replacing any fuses, ensure charger is off from power supply.

Section 75	00-02-0615
02-29-08	- 9 -

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Contents Guardian Battery Charger Series Before Beginning Installation of this Murphy Product Table of Contents Page General Safety Instructions Safety InstructionsPrior to Installation / Commissioning Personal PrecautionsCharger Location and Connection Charge Fail and Alarms Temperature CompensationGeneral Product Information Auto Boost Equalizing OperationDimensions Battery Charged ConditionCurrent Limiting Mounting hole dimensions Installation and Mounting InstructionsTerminal Connection Information Operating InstructionsConnection to Power Supply Automatic Battery ChargerConnection to Batteries Disconnection of BatteriesFuses Over Voltage, Under Voltage, and Charge Fail ConnectionTroubleshooting Voltage Rise at Battery Terminals Current Flow from Charger to BatteryMeasuring Charging Voltage and Current Output VoltageBattery Life Using Correct Size Battery ChargerFactors Contributing to Electrolyte Loss Charge Specific Gravity Voltage DC on 12V battery Power Supply SpecificationsDC Charge Output Charge Fail OutputSection 00-02-0615 02-29-08