CONFIGURATION AND SPECIFICATIONS
1-7
1.3.2 Options
(1) AC/DC Power Supply (NBD-2150)
Source voltage 90 VAC - 132 VAC or 180 VAC to 264 VAC (50/60 Hz) and 24 VDC
(21.6 VDC to 31.2 VDC)
Output voltage 24 VDC (19.0 VDC to 34.0 VDC)
Maximum output current 30 A
Source switching function
Automatic switching to DC power when AC power is cut off. (uninterrupted output)
Automatic switching from DC to AC when AC power is restored.
Alarm notification functions AC power OFF, low battery voltage
Temperature range for full
performance
-15°C - +55°C
Operating temperature range -15°C - +55°C
Storage temperature range -25°C - +65°C
Humidity resistance No abnormality after standing 4 hours in +40°C, 93% RH
Vibration resistance (3 axes) 2 Hz - 5 Hz to 13.2 Hz: : Full amplitude ±1 mm±10%
13.2 Hz to 100 Hz: : Maximum acceleration 7 m/s
2
fixed
No abnormality after testing resonance points or at 30 Hz for more
than 2 hours
Continuous operation No abnormality after operating continuously for 8 hours
(2) Battery Charger (NBB-724)
Source voltage 90 VAC - 132 VAC or 180 VAC to 264 VAC (50/60 Hz)
Current consumption Charging : 15 A or less (100 VAC input)
8 A or less (220 VAC input)
Discharging : 0.5 A or less (at 24 VDC
operation)
Charging current Float charging : 20 A
Balanced charging : 10 A
Alarm notification functions Abnormal charging, low battery voltage
Temperature range for full
performance
-15°C - +55°C
Operating temperature range -15°C - +55°C
Storage temperature range -25°C - +65°C
Humidity resistance No abnormality after standing 4 hours in +40°C, 93% RH
Vibration resistance (3 axes) 2 Hz - 5 Hz to 13.2 Hz: : Full amplitude ±1 mm±10%
13.2 Hz to 100 Hz: : Maximum acceleration 7 m/s
2
fixed
No abnormality after testing resonance points or at 30 Hz for more
than 2 hours
Continuous operation No abnormality after operating continuously for 8 hours
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