型 号 Type | CWYS-1.5KVA~CWYS-300KVA(若需要更大输出功率的,也可以按照客户需求定做) If needing bigger output power's,also may demand making to order according to the customer | |
输入 | 源电压标称值Input voltage | 380V(Ac) |
稳压范围Constant volltage range | 线电压304~456 | |
相数Phase | 三相Single phase | |
频率Frequency | 50Hz | |
输出 | 额定电压Output volage | 380V±3%和220±3% |
容量Capacitance | 1.5KVA~300KVA | |
功率因数Power factor | COS∮≥0.9(满载)(full loading) | |
频率Frequency | 50Hz同输入频率(the same as the input frequency) | |
稳压精度Voltage-stabilizing precision | <3% | |
效率Effciency | ≥80~92% | |
输出电压波形失真Output voltage wave distortin | <3.5% | |
稳压应变时间Responding time | 10-90ms | |
抗干扰性能Anti-interference capacity | ①尖峰抑制:常模输入2KVA尖峰信号,输出≤40Vp ②常模噪声抑制≥40db ①anti-spike:norminput2KVAspikes signal,output≤40Vp ②Norm noise interference restraining a≥40db | |
输出短路特性Short cicuit | 输出短路时,源电压小于额定输入电流的2.5倍,当短路消除后能自动恢复工作,但输出端不允许长时间处于短路状态 Short circuit,source current 2.5 times less than the rated input current;Short circuit disap-pears,it can work automatically,but the output end isnot allowed to being in shout circuit for long | |
过载能力Aility being overburdened | 输入380V时,允许1.2倍额定输入电流偶发性过载 Input 380V,occasional 1.2 times stander input current is acceptable | |
源频率效应Source frequency effect | ≤6%(源频率标称值±2%) ≤6%(nominal value of supply frequency±2%) | |
工作环境Work environment | -10℃~+40℃,相对湿度<90%,海拔3KM以下 -10℃~+40℃,relative humidity<90%,altitude<3KM | |
可靠性指数Reliability index | 平均无故障工作时间MTBF≥30000小时 (MeanTime Between Failures)MTBF≥30000 hours | |
运行方式Operation way | 可连续不间断运行 Operate continuously |