12 Volt 5 AMP Single Bank Battery Charger
- Automatically Charges Battery
- Designed Specifically for Emergency Generators
- Can Not Over Charge Battery
- Ammeter Indicates Charge Rate
- Economical Solution for Run Down Battery in Standby Equipment
- No Water Boil Off
The Maintenance Master provides a high performance charge to maintain the charge of the batteries in emergency power plants and other standby service not requiring high recharge rates. This completely automatic charger does not trickle charge the battery, but supplies current on demand and completely turns off when the battery is fully charged. A simple, highly reliable piece of equipment for continuous heavy duty operation.
Specifications:
- Input:120 volts 50/60 Hz, 1 amp max
- Output: See ordering information
- Output Current: See ordering information
- Charge Indicator: 0-5 amps
- Weight: 8 lbs
- Warranty: 3 Years
This charger is designed for vehicles with a single battery system
Model Number 091-7-12
Nominal Voltage 12 volts
Charger Output Voltage
13.25 +/- .1 volts
Output current is limited automatically so that when the engine is started or the battery is
deeply discharged, the charger protects itself.
CAUTION
DAMAGE TO THE CHARGER MAY OCCUR IF THE CHARGER LEADS
ARE CONNECTED TO THE IMPROPER TERMINALS OF THE BATTERY
VERIFY POLARITY BEFORE CONNECTING BATTERY
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1. INTRODUCTION
This procedure defines the installation and wiring for the 091-7-12 Maintenance Master Battery
Charger.
2. MOUNTING
Mount the Maintenance Master Charger at some convenient location near the battery utilizing
two #8 x 1 screws provided. Mounting against a vertical wall is suggested, be certain that the
upper and lower surfaces of the charger are unobstructed to permit free circulation of air.
3. ELECTRICAL CONNECTIONS
Connect the charger output to the battery. Note that the output leads are marked €Pos€ and
€Neg.€. Connect the lead marked €Pos€ to the positive terminal of the battery and the lead
marked €Neg€ to the negative terminal. This is easily accomplished with the #6 x 1/2 sheet
metal screws provided - these may be screwed directly into the battery cable. In those installations
where a connector is installed in the charger output, the installer must verify the polarity
of the connector.
Note: USE ONLY A POLARIZED CONNECTOR.
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