Furuno BC-6158 User's Manual
Contents
1. Be N a o 1 BATT i I DE cs 2 BATT 1 BATT 2 BATT 3 BATT 4 BATT I xX 24V 5 di Over current VR2 detector CHARGE 6 Q4 Q5 CR3 Q3 AMP OV 7 Voltage error X VRI V detctor Fig 4 4 5 BC 6518 block diagram 05P0659 board S1 60 degrees thermal sensor Fig 4 4 6 BC 6158 left side 4 14 3 4 BC 6158 3 4 BC 6158 Battery charger unit CR2 R3 4 0 010hms Q1 S1 60 degrees i Rectifier a thermal sensor U2 La Rectifier U1 im 05P0659 board age s K1 Input rlay Upper terminal TB2 TB3 Lower terminal TB1 Fig 3 4 1 BC 6158 05P0659 R3 4 0 010hms S1 60 degrees thermal sensor2. 4 4 Battery charger BC 6158 4 4 Battery charger BC 6158 4 4 1 Connection of battery charger and battery monitor circuit Battery charger BC 6158 is controlled from the battery control panel of the console panel BC 6158 05P0607 3 BATT OUT 4 BATT BATT CH SW 4 BATT OUT 5 BATT li AUTO GE 3 CHRG L OFF gt ne CHARGE CHARGE vy IN E eee de 6 LAMP 2 NC EMG LIGHT tai i NAS OFF 1 24V 2 EMGL MF HF SSB RC 1800T only uuminanon ie os at 1 am 60A TB2 A AC FAIL LOO 1 BATT IN B Battery LOO 2 BATT IN zev Baccup Primary system Duplicate system 24V Back up 24V OUT 24V AC FAIL Back up acioossoy LET db Back up PR 850A i PR 300 PR 850AR rc 18007 i 1 BATT OUT 2 JBATT OUT AC100 220V AC100 220V Fig 4 4 1 Connection of battery charger and battery monitor circuit The battery monitor circuit 05P0607 monitors battery voltage If battery voltage drops to 22 V LOW indicator comes on and the buzzer sounds With BATT CHARGER switch set to AUTO the charger starts charging the battery when the battery voltage drops to 24 5 to 25 0 V and stops charging when the battery is charged by 28 0 to 28 5 V automatically If the switch is set to MANUAL the battery is charged in continuity The signal to control charging is 3 CHARGE L signal which turns ON OFF relay K1 on the AC power supply line of BC 6158 AC FAIL signal from PR 850A AR a conta
3. ct signal of the relay is output when AC supply is turned OFF and switched to the battery This signal is supplied to 2 EMG L of the battery monitor board to indicate IN USE This signal is also supplied to FS 5000 2550 1562 25 and automatically reduces the transmission power to 60 to 70 W Note The AUTO position is provided to prevent over discharge of the battery This AUTO position is not intended to use both the battery and AC DC supplies at the same time for so called floating operation 4 12 4 4 Battery charger BC 6158 4 4 3 Battery charger BC 6158 Battery charger BC 6158 can charge clad type or pasteboard vent type batteries of up to 300 AH It is a constant voltage current charger which supplies a constant voltage of 28 V and a constant charging current of 20 A 30 A V 28V Fig 4 4 4 20A 30A The power supply to the charger is connected to a tap of transformer T1 which is selected according to the supply voltage The maximum charging current differs according to the capacity of the battery to be charged For example for a and for a 300 AH battery the current is 30 A or 30 A mounted on the heat radiator of the charger and it operates when the sensor detects a FAN GF SI 26 7v thermal sensor is temperature of 60 degrees TI 110V 100V Full ifi do 60 degrees in ull wave rectifier a thermal sensor TB 1 O ower conro TB 2 ey R1 2 3 4 CR
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