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Appendix A: SC3 Specifications
ELECTRICAL
AC Input
Voltage range: 100
–
150Vac
Frequency Range: 45-65Hz
DC Output
5A/10A @ 2.25Vdc
5A/10A @ 4.50Vdc
5A/10A @ 6.75Vdc
Output Filtering
Suitable for Valve-Regulated batteries
Regulation
± 0.5% from no load to full load over the specified input voltage, frequency
and ambient temperature range.
LCD Display
Digital DC Ammeter & DC Voltmeter ± 1% Accuracy
PROTECTION
Current Walk-In
The output current will gradually increase after the charger is turned on,
eliminating surges and overshoot
Environmental
Thermal Protection
Emergency
Restoration
The battery charger may be connected to a battery which is heavily
discharged and recharge it without clearing any protective devices.
ENVIRONMENTAL
Audible Noise
Less than 65dBA at any point 5 feet from any vertical surface
Operating
Temperature
-4 to 122
˚F (
-20 to 50
˚C)
Storage
Temperature
-40 to 185° F (-40 to 85°C)
Relative Humidity
0 to 95% (non-condensing)
Shock
The battery charger in its shipping container withstands shock developed
when one edge of the container is dropped six inches while the opposite
edge is resting on the ground, or it is dropped two inches without any
physical damage or degradation of the electrical performance.
Vibration
The battery charger in its shipping container withstands vibration
encountered in shipping without physical damage or degradation of the
electrical performance.
Altitude
This battery charger is capable of operation at altitudes up to 3,000 feet at
an ambient temperature of up to +40 degrees C.
Ventilation
The unit should be mounted so that ventilating openings are not blocked
and air entering the cabinet does not exceed 50 degrees C (122 degrees F).
