INPUT | Input voltage range | three phase 304V-456V,single phase 176V-264V | |
Frequency | 50HZ/60HZ | ||
OUTPUT | Rated voltage | Phase voltage 220V,Line voltage 380V (Other voltage can also be set, such | |
as: 400V, etc.) | |||
Voltage accuracy | ±(1-5)% can be selected(the conventional set is ±2.5%,other models are | ||
determined according to the model) | |||
Response time | Fast ,20ms | ||
Wave distortion | No additional distortion (static) | ||
Efficiency | ≥98% | ||
Three-phase unbalance degree | Automatic balance of three phase voltage | ||
Delay output | Voltage regulating before output | ||
(keep devices from impact) | |||
Protect | Overvoltage | The output phase voltage is more than 10% (245V), cut off the output or | |
uninterrupted steering bypass and output fault voltage | |||
Under voltage | The output phase voltage is less than 10% (195V), cut off the output or | ||
uninterrupted steering bypass and output fault voltage | |||
Phase order | Automatic detection of phase ( wrong phase, anti-phase, lack-phase )and output | ||
the fault reasons | |||
Overload | Electronic inspection, overload 3 minutes to cut off the output, or turn to bypass | ||
and output the overload current | |||
Over-current | Electronic inspection and breaker protection | ||
Short circuit | Electronic inspection and breaker protection | ||
Bypass | Bypass uninterruptedly and automatically | ||
Display | Voltage | A,B,C,ΣABC with TRMS respectively on LCD | |
current | A,B,C,ΣABC with TRMS respectively on LCD | ||
Working condition | Regulating voltage state / City electric state | ||
Fault | Lack-phase, wrong phase, anti-phase, overvoltage, under voltage, overload, fuse break | ||
Human-machine interface | Intelligent man-machine interface operation panel, easy to set and query | ||
parameters | |||
Working mode | Regulating voltage state & City electric state | ||
Overload capacity | 5 times the rated current for 1 second | ||
Communication protocol | RS232 or 485 communication protocol, optional |