MVC Plus系列提供一个仪表测量功能以供用户观察电动机的运行状态和MVC Plus的有关控制数据和信息。
在表2-16-19~表2-16-25中列出了各个测量页面中的功能。
表2-16-19 测量目录和数据
Metering Page 测量页面 | Description of Display 显 示 说 明 | Screen 显示屏 |
Page 1 Metering Menu&Data 测量目录和数据 | Phase A,B,C and Ground Fault A,B,C相和接地故障 | 1 |
Average current of the% of imbalance and the motor’s RPM 平均不平衡电流的百分比和电动机的RPM | 2 | |
Motor load as a percentage of motor FLA 电动机负载占满载FLA的百分比 | 3 | |
Line frequency and present phase order 电动机频率和相序 | 4 | |
Percentage of remaining Thermal register 热余量百分比 | 5 | |
Thermal capacity required to start the motor 电动机起动的热容量 | 6 | |
Average time required to start 平均起动时间 | 7 | |
Average current during start 平均起动电流 | 8 | |
Measured I2T required to start the motor 要求电动机起动测量值I2T | 9 | |
Amount of time required to start the motor during the last successful start 上次电动机成功起动所需时间 | 10 |
表2-16-20 RTD Values
Metering Page 测量页面 | Description of Display 显 示 说 明 | Screen 显示屏 |
Page2 RTD Values RTD值 | Hottest stator RTD (#1-6) 最高温度的定子RTD (#1-6) | 1 |
Hottest non-stator RTD (#7-12) 非定子最高温度RTD (#7-12) | 2 | |
Temperature of start phase A1 in ℃and ℉ 相A1起动温度℃和℉ | 3 | |
Maximum temperature for RTD #1 RTD #1最大温度 | 4 | |
Same as Screens 3-4 与3-4显示相同 | 5-26 | |
Clear the maximum temperature register(Level 3 password required) 清最大温度寄存器 (需要3级密码) | 27 | |
Measured run cool time in minutes 测量运行冷却时间 | 28 | |
Measured stopped cool time in minutes 测量停机冷却时间 | 29 |
表2-16-21 状态
Metering Page 测量页面 | Description of Display 显示说明 | Screen 显示屏 |
Page3 Status 状 态 | Current status 电流状态 | l |
Amount of time remaining before an overload trip occurs 到过载跳闸的剩余时间 | 2 | |
Amount of time remaining from a thermal inhibit signal 热过载后到下次起动的等待时间 | 3 | |
Coast down time remainning 滑行停机剩余时间 | 4 | |
Amount of time remaining before a start command can be given 再次起动时的等待时间 | 5 | |
Excessive number of starts per hour 每小时允许再起动的次数 | 6 |
表2-16-22 事件记录
Metering Page 测量页面 | Description of Display 显 示 说 明 | Screen 显示屏 |
Page4 事件记录 | Displays the event with date and time 显示事件的日期时间 | 1 |
Displays Phase A,B,C and the Ground Fault at the time of the trip 显示A,B,C相和接地故障发生的时间 | 2 | |
Note: This recorder displays up to 60 events 显示记录60个事件 | 3 |
表2-16-23 上次跳闸时间
Metering Page 测量页面 | Description of Display 显 示 说 明 | Screen 显示屏 |
Page 5 Last Trip | Cause of last trip 上次跳闸原因 | 1 |
Measured phase current 测量相电流 | 2 | |
Imbalance percentage,the frequency and the kW 不平衡百分比,频率和kW | 3 | |
Hottest stator RTD temperature 定子RTD最高温度 | 4 | |
Hottest non-stator RTD temperature 非定子RTD最高温度 | 5 |
表2-16-24 数据统计
Metering Page 测量页面 | Description of Display 显 示 说 明 | Screen 显示屏 |
Page 6 Statistics | Accumulated total running hours 累计运行时间 | 1 |
Clear the total running hour count 清总运行时间 | 2 | |
Total number of trips 总跳闸次数 | 3 | |
Number of start and run overload trips since the last statistical date clearing 在上次统计数字清零后总的起动和过载跳闸次数 | 4 | |
Number of frequency trips and imbalance trips 频率和不平衡跳闸数 | 5 | |
Over current trips 过流跳闸 | 6 | |
Stator and non-stator RTD trips 定子和非定子跳闸 | 7 | |
Ground fault hiset and loset trips 接地故障高低设置跳闸 | 8 | |
Acceleration time trips 加速时间跳闸 | 9 | |
Start under curve trips 起动低于设定曲线跳闸 | 10 | |
Start over curve trips 起动高于设定曲线跳闸 | 11 | |
I2T start curve trips I2T起动曲线跳闸 | 12 | |
Learned start curve trips 学习起动曲线跳闸 | 13 | |
Fail shunt trip trips SCR短路跳闸 | 14 | |
Phase loss trip trips 缺相跳闸 | 15 | |
Tach accel trip trips 速度检测器加速跳闸 | 16 | |
Exp Inp #1 外部输入#1 | 17 | |
Exp Inp #2 外部输入#2 | 18 | |
Exp Inp #3 外部输入#3 | 19 | |
Exp Inp #4 外部输入#4 | 20 | |
Press enter to clear statistics 按enter键清除统计数据 | 21 |
表2-16-25 测量
Metering Page 测量页面 | Description of Display 显 示 说 明 | Screen 显示屏 |
Page 7 Metering 测量数据 | Phase A,B,C and Power Factor A,B,C相和功率因数 | 1 |
Phase A,B,C and Ground Fault A,B,C相和接地故障 | 2 | |
Displays kW and kVA 显示kW和kVA | 3 | |
Displays kvar and Power Factor 显示kvar和功率因数 | 4 | |
Displays Peak ON and kW Demand 显示历次起动最高kW数 | 5 | |
Displays Peak ON and kVA Demand 显示历次起动最高kVA数 | 6 | |
Displays Peak ON and kvar Demand 显示历次起动最高kvar数 | 7 | |
Displays Peak ON and Amps Demand 显示历次起动最高AMPS数 | 8 | |
Clears Demand values 清除最大记录值 | 9 | |
Displays Megawatt hours used 显示耗电兆瓦时 | 10 | |
Press enter to clear statistics on MWH valuse 按enter键清除统计MVH数值 | 11 |