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Model: MV-PI300A
Installation and User Guide
For use in vehicles with 12V negative ground electrical systems only. Use of the MV-PI300A with a non 12V negative ground
electrical system can result in failure of the unit and or a blown fuse.
1111 West Victoria Street
Compton, CA 90220
© 2002 Copyright Magnadyne Corporation
Specifications
• Input Voltage Range: . . . . . . . . . . . . . . . . . . . . . 10-15V DC
• Input Full Load Current: . . . . . . . . . . . . . . . . . . . . . . . . 30A
• Standby Input Current: . . . . . . . . . . . . . . . . . . . . . . . <0.32A
• Output Voltage (AC): . . . . . . . . . . . . . . . . . . . . . 110V ± 5%
• Continuous Output Power: . . . . . . . . . . . . . . . . . . . . . 300W
• Dimension . . . . . . . . . . . (L) 155mm (W) 73mm (H) 73mm
• Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2lbs.(900g)
• Replacement Fuse . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35A
• Auto Operating Fan
• Overload Protection
• Output Short Circuit Protection
• Reverse Polarity Battery Protection
Trouble Shooting
1) Poor Contact: clean contact parts thoroughly.
2) Receptacle Has No Power Output: (a) Check fuse, replace
damaged fuse with same amperage. (b) Check receptacle
wiring, repair if necessary.
3) Output Short, Heat Overload: Under heavy loads, the AC
output will decrease. This is to protect the Unit from
overheating, (a) turn off the unit until it cools down
(b) Disconnect some of the appliances. (c) Check the
power consumption of your AC appliance, make sure it is
below 300W.
Warning Signals
• Low Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . BI BI BI
• Over Heating . . . . . . . . . . . . . . . . . . . . . . . . . . BI BI BI BI
• Over Load . . . . . . . . . . . . . . . . . . . . . . . . . . . . BI BI BI BI BI
• Output Short . . . . . . . . . . . . . . . . . . . . . . . . BIBIBIBIBIBIBI
When the Power Inverter Does Not Appear to be Functioning Properly, Check the Following Trouble Shooting Procedures.
Connection Mounting
(+)12V(-)GROUND
WARNING! Do Not Reverse Polarity
Red Wire: Connect to
Switched +12V
Black Wire: Connect
to Ground
Caution! DO NOT reverse power input connection, it can
cause severe damage to the power unit.
Acceptable mounting positions
Note: be sure to leave at least 1" around the unit for proper
ventilation.
MV-PI300AINS
Rev. A 6-21-02
Safety Features
Floor Mount
Under-Counter
Mount