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M142 ◁▷ M148A
M148-24 - Battery Guard for 12 or 24 V/DC
Technical Data
Operating voltage
accumulator 12 V or 24 V (the module switches over automatically)
Max. switching capacity
40 A for max. 10 sec. or 20 A continuous power, only with good ventilation!
Interrupting voltage
adjustable approx. 9.8 - 11.3 V with 12 V / approx. 20 - 23.2 V with 24 V (acoustic signal before switching off, may be deactivated).
Resetting voltage
approx. 1.2 – 1.6 V higher than the adjusted interrupting voltage.
Cutoff element
power MOS transistor in the positive cable.
Own current consumption
approx. <1.2 mA in OFF condition, approx. <2.4 mA in in ON condition (LED flashes).
Dimensions
approx. 87 x 60 x 33 mm
Protects car batteries against total discharge by switching off consumers such as refrigerator boxes, heatings, etc. in time. It switches on again automatically when the normal voltage returns. Automatic detection of the battery (12 or 24 V).
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