Alpha Technologies Micro Secure UPS - Manual (Page 71)

69
017-220-J0 Rev B
Table Q —
Electrical Specifications
Parameter Value
Input
Voltage (nominal), Vac 120 or 230 (optional 220).
Frequency, Hz, ±5% 60/50 (auto-frequency).
Current, A 2.0 @ 120Vac
1.0 @ 220/230Vac
Input circuit breaker 3.0A, 125Vac
1.5A, 230Vac
Output
Voltage (nominal), Vac
Auxiliary, Vac
120 or 230 ± 10%
24, –5% to +20%
Frequency, Hz, ±5% 60/50 (auto-frequency).
Current, A 4.20 @ 24Vac
0.83 @ 120Vac
0.43 @ 230Vac
Power, W/VA 100 total including auxiliary output
Waveform Sine wave
Load Crest Factor 3:1 (load dependent)
Output Voltage Distortion < 3% THD (resistive load)
Efficiency
Normal Mode
Backup (Inverter) Mode
> 85%
> 75%
Transfer Time, ms
AVR to Backup
Backup to AVR
5 (Typical)
3 (Typical)
Line Qualification Time, s 3
Battery String Voltage 24
Battery Charger Current
(Factory default, A)
3
Battery Charger Temperature
Compensation
-5mV / °C / Cell (factory default), user adjustable to -2.5, -4, -5 and -6mV / °C / Cell
via RS-232 connection.
Battery size Standard: 4 x 9 AHr
Other
Battery circuit breaker 15A