| SPECIFICATIONS | 
| MODEL | 6502 | 6503 | 6505 | 6510 | 6520 | 6530 | 6540 | 
| INPUT | 
| Phase | 1¢  | 3¢ | 
| Voltage | 230Vac±15% | 220/380Vac±10% | 
| Frequency | 47-63Hz | 
| OUTPUT | 
| Power rating | 2KVA | 3KVA | 5KVA | 10KVA | 20KVA | 30KVA | 40KVA | 
| Max. Current (r.m.s) | 0-150V | 16.8A | 25.2A | 42.0A | 84.0A | 168.0A | 252.0A | 336.0A | 
| 0-300V | 8.4A | 12.6A | 21.0A | 42.0A | 84.0A | 126.0A | 168.0A | 
| Phase | 1¢/2W | 
| Waveform Distortion | < 1% at 45-500Hz (Resistive Load) | 
| Crest Factor | > 3 | 
| Load Regulation | ± (0.5% of output +0.5V) at Resistive Load | 
| Response Time | < 2 msec | 
| SETTINGS | 
| Voltage | Range | 0-150V/0-300V Selectable | 
| Resolution | 0.1V | 
| Accuracy | ±(1% of setting + 2counts) | 
| Frequency | Range | 45-500Hz FullRange Adjust | 
| Resolution | 0.1Hz at 45-99.9Hz , 1Hz at 100-500Hz | 
| Accuracy | ±0.02% of setting | 
| MEASUREMENT | 
| Voltage | Range | 0.0-300.0V | 
| Resolution | 0.1V | 
| Accuracy | ± (1% of reading + 2counts) | 
| Frequency | Range | 0.0-500.0Hz | 
| Resolution | 0.1Hz | 
| Accuracy | ±0.1Hz | 
| Current (r.m.s) | Range | L | 0.000-3.500A | 0.00-35.00A | 
| H | 3.00-35.00A | 30.00-350.0A | 
| Resolution | L | 0.001A | 0.01A | 
| H | 0.01A | 0.1A | 
| Accuracy | L | ± (1% of reading +5counts) | ± (1% of reading + 2counts) | 
| H | ± (1% of reading +1count) | ± (1% of reading +1count) | 
| Power | Range | L | 0.0-350.0W | 0.000-3.500KW | 
| H | 300-4000W | 3.00-40.00KW | 
| Resolution | L | 0.1W | 0.001KW | 
| H | 1W | 0.01KW | 
| Accuracy | L | ± (1.5% of reading +5counts) | ± (1.5% of reading +5counts) | 
| H | ± (1.5% of reading +1count) | ± (1.5% of reading +1count) | 
| Power Factor | Range | 0.000-1.000 | 
| Resolution | 0.001 | 
| Accuracy | Calculated and displayed to three significant digits | 
| GENERAL | 
| PLC Remote | I/P:ON/OFF, P1, P2, P3, O/P:Processing | 
| Memory | 8 Memoies, 5steps per memory for Voltage, Frequency, Test Time, Delay time and Current, Power, Power Factor Hi, Lo Limit setting.
 | 
| Timer | 0=Continuous, 1-9999 (Unit: sec, minute, hour selectable) | 
| Auto Loop Cycle | 0=Continuous, OFF=Loop Once, 2~9999 (Unit:×1, ×10, ×100) | 
| Auto Voltage Adjust | Enable it for improve voltage regulation within ±0.1V | 
| Efficiency | ≧80%(at Full Load ) | ≧85%(at Full Load ) | 
| Protection | Over Load , Short Circuit , Over Temperature | 
| Calibration | Front Panel Calibration | 
| Interface (Option) | GPIB/RS232  | 
| Dimension (W×H×D) mm | 430×306×650, 5U
 | 430×306×650, 5U
 | 430×306×650, 5U
 | 430×729×650, 14U
 | 430×863×650, 17U
 | 600×1085×900, 22U
 | 600×1085×900, 22U
 | 
| Net Weight | 60Kg | 65Kg | 80Kg | 200Kg | 315Kg | 465Kg | 550Kg | 
| product specifications are subject to change without notice. |