Nickel Cadmium Rechargeable Military Battery BB693A/U

Nickel Cadmium Rechargeable Military Battery BB693

Type: Nickel-Cadmium (vented).

Number of Cells: 19 BB-600A/A.

Electrolyte: Potassium hydroxide (KOH), 31 percent (by weight)in distilled water.

Operating range

Temperature: -40° F(-40' C) to 125 F (51.7 C).

Atmospheric pressure: Sea level to 100, 000 feet (0.4 inch of mercury).

Duration: Unlimited, regardless of state of charge.

Temperature: 650 F to 1650 F (73.9° C).

Atmospheric pressure: Sea level to 100, 000 feet (0.4 inch of mercury).

Electrical:

Rating 30 ampere hours at 1 hour rate, 40 amperes-hours at 5 hour rate.

Current:

At temperature of approximately 75 F (240 C)...8 amperes for approximately 5 hours; 30 amperes for approximately 1 hour, 270 amperes for approximately 5 minutes.

At temperature of approximately-22 F (30 C) 270 amperes for approximately 3 minutes.

Voltage:

Open circuit at J2 Approximately 2 volts (fully charged with 24-hourrest period).

Open circuit at J1 Approximately 9 volts (fully charge with 24-hourrest period).

Under load at J2: Temperature of approximately 75 F (24° C):

8-ampere load: 24 volts decreasing to not less than 19.2 volts in 5 hours.

30-ampere load: 24 volts decreasing to not less than 18 volts in 1 hour.

270-ampere load: 24 volts decreasing to not less than 14.4 volts in 5 minutes.

24 volts decreasing to not less than 11.0 volts in 1 minute

Temperature of approximately - 22' F (-30° C):

270-ampere load: 24 volts decreasing to not less than 14.4 volts in 3 minutes.