Model 
12KSS 6050/5060 
Capacity 
12KVA/8.4 KW 
Input 
Voltage 
230 VAC (200240VAC adjustable) 
Frequency 
60Hz ±10% (or 50Hz) switchable 
Phase 
Single 
Supply demand 
75 Amps @ 220V Full Load

AC/AC Efficiency 
80% (Typical) 
Output 
Output Current @.7PF 
100A@120V 54.5A@220V 
Voltage 
1Phase 120 or 220 Vac ±20% (selectable) 
Phase 
Single 
Frequency Tolerance 
±0.0005Hz
±0.0006Hz
400Hz ±0.016Hz 
Total Harmonic Distortion 
< 5% (typical for nonlinear load)
< 3% (typical for linear load) 
Load Crest Ratio 
3:1 (300% @ .2PF for motor start loads) 
Common Mode Noise Rejection 
>100dB 
Dynamic Response 
±4% for a 50100% step load change. 1ms recovery time. 
Overload Capacity 
120% for 500ms 
Mechanical Specifications 
Weight 
372 lbs. (typical)/169kg 
Width 
18.9in/48cm 
Depth 
13.6in/34.5cm 
Height 
34in/86.4cm 
General 
Audible Noise^{1} 
55dBA @ 3 ft. 
Operating Temperature 
0  35° C 
Cooling 
Low velocity forced air 
Relative Humidity (noncondensing) 
1090% 