LVD30-LVD50 Instruction Manual 7-9-11_Layout 1 7/09/11 4:57 PM Page 2 12 VOLT LOW VOLTAGE DISCONNECT USER MANUAL P/No LVD30 & LVD50
LVD30-LVD50 Instruction Manual 7-9-11_Layout 1 7/09/11 4:57 PM Page 3 WARNING • PLEASE READ THESE INSTRUCTIONS COMPLETELY PRIOR TO INSTALLATION. • BATTERIES PRODUCE EXPLOSIVE GASES – Ensure no sparks or flames are present. • Wear eye protection. • Vehicles must be in ‘NEUTRAL’ or ‘PARK’, park brakes ‘ON’. • Follow all vehicle manufacturer’s instructions. • Beware of moving parts. • Low Voltage Disconnects (LVD) are designed for negative ground alternator systems with batteries of the same nominal voltage.
LVD30-LVD50 Instruction Manual 7-9-11_Layout 1 7/09/11 4:57 PM Page 4 PRODUCT OVERVIEW L.E.D Status Indicator L.E.D signal highlights the LVD’s status Mounting Flange Fully sealed IP65 Fully sealed shock proof aluminium housing protects against water and dust ingress Reset Switch REAR VIEW Jumper Connection 2 Jumper Connection 1 Adjustable Disconnect Points Set the voltage disconnect point at 10, 10.
LVD30-LVD50 Instruction Manual 7-9-11_Layout 1 7/09/11 4:57 PM Page 5 INSTALLATION 1. Low voltage disconnect units feature a fully sealed (IP65) shock proof aluminium housing, protecting the unit against water and dust ingress. The LVD end plates include a mounting flange for easy mounting, if permanently fixed the LVD should be mounted to a suitable horizontal or vertical panel. Mount in a convenient location.
LVD30-LVD50 Instruction Manual 7-9-11_Layout 1 7/09/11 4:57 PM Page 6 LOAD LVD OUTPUT (LOAD) (RED WIRE) 12V BATTERY FUSE INPUT (BATTERY) (RED WIRE) REMOTE CONNECTION (+12V) (YELLOW WIRE) FUSE GROUND (BLACK WIRE) TO IGNITION OR ACCESSORIES SWITCH WIRING DIAGRAM Note: Fuses used when wiring the LVD unit should be rated to the cable being used for the installation.
LVD30-LVD50 Instruction Manual 7-9-11_Layout 1 7/09/11 4:57 PM Page 7 OPERATING INSTRUCTIONS The LVD unit monitors the battery voltage and disconnects the DC load when the battery voltage falls below the set disconnect point, preventing further discharge and possible damage. Once the set disconnect point has been reached, a 60 second delay will occur prior to disconnection allowing for short periods of low voltage eg engine starting.
LVD30-LVD50 Instruction Manual 7-9-11_Layout 1 7/09/11 4:57 PM Page 8 LVD ACTIVITY/STATUS LED SIGNAL STATUS REMEDY Green Red Monitoring Load Disconnect No action required Recharge your battery or press the reset button to reconnect the LVD manually prior to reaching the automatic reconnect point (13V) Red (Flashing) Overload Check the load connected to the LVD, overload situation has occurred due to excessive current draw Green (Flashing) Red / Green (Flashing) OFF / Check Load Fuse Failure No P
LVD30-LVD50 Instruction Manual 7-9-11_Layout 1 7/09/11 4:57 PM Page 1 WARRANTY STATEMENT Brown & Watson International Pty Ltd (“BWI”) of 1500 Ferntree Gully Road, Knoxfield, Vic., telephone (03) 9730 6000, fax (03) 9730 6050, warrants that all products described in its current catalogue will under normal use and service be free of failures in material and workmanship for a period of one (1) year from the date of the original purchase by the customer as marked on the invoice.
