| Sizes |
350, 525, 700, 875, 1050, 1400, and 2100 Watts |
| Input Voltage |
120 Volt Only +10% On-Line zero Transfer time,
277
Volt Input with external Isolation Transformer Only |
| Output Voltages |
120 Volt Only, or 277 Volt with external Isolation
Transformer Only |
| Output Frequency |
60 Hz + 5% |
OutputVoltage
Reg. |
+4% for all loads and for Battery Discharge mode |
| Output Wave Form |
Sinewave during emergency a 10% max. THD with linear
load |
| Output Protection |
Current limiting and short circuit protection |
| Efficiency |
70% minimum @ normal mode |
| Battery |
Maintenance free sealed lead calcium
48 VDC for
500, 750, & 1000 VA
72 VDC for 1250, 1500, & 2000 VA |
| Recharge Time |
Recharge Time per U.L. 924 |
| Environmental |
Humidity: 0 - 95% RH w/no condensation
Operating
Temp.: UPS: 0°C to +40°C. (-32°F to 102°F)
Battery:
20°C to +30°C. (68°F to 86°F) |
Single
Phase 
