AVT真空有载分接开关结构介绍
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structure and design设计和结构
energy accumulator 储能机构
Vacuum Interrupter
真空泡
Motor drive
电动机构
Selector Connections
选择器端子
Hand crank
手柄
Cable bushing
电缆套管
MR China Ltd Date: 2010-5-25 Page 25
Date: 2010-5-25
Page 27
VACUTAP® AVT 真空有载分接开关
from tap position n to n+1从分接位置n切换到n+1
tap n
tap n+1
MTF IL MSV
MSV
TTV
MTF ca. 100 ms n n+1
TTV R
MR China Ltd
Date: 2010-5-25
Page 10
VACUTAP® AVT 真空有载分接开关 Switching Sequence
Date: 2010-5-25
Page 5
VACUTAP® AVT 真空有载分接开关 Technical data
Power 功率 Voltage
电压
0.25 kW 3ACN 220 / 380 V
Frequency 频率
Rated current 额定电流
MR China Ltd
50 Hz
1.55 /0.9 A
from tap position n to n+1从分接位置n切换到n+1
tap n
tap n+1
MTF IL MSV
MSV
TTV
MTF ca. 100 ms n n+1
TTV R
MR China Ltd
Date: 2010-5-25
Page 9
VACUTAP® AVT 真空有载分接开关 Switching Sequence
MR China Ltd
2010-5-25
Page 2
AVT III 11.5-150-9 真空有载分接开关
The AVT OLTC is used for regulating dry-type transformers AVT型有载分接开关使用在干式调压变压器上
MR China Ltd
Date: 2010-5-25
Latch monitor 闭锁监控
MR China Ltd
The latch monitoring system S70/71 is used for detecting. via sensor non-latching of the energy accumulator. Activation of the latch monitoring system triggers transformer shutdown and the green signaling light goes out
from tap position n+1 to n 从分接位置n+1 切换到n
tap n
tap n+1
MTF IL MSV
MSV
TTV
MTF ca. 100 ms n n+1
TTV
R
MR China Ltd
Date: 2010-5-25
Page 15
VACUTAP® AVT 真空有载分接开关 Switching Sequence
operation finished 操作完成
tap n
tap n+1
MTF IL MSV
MSV
TTV
MTF ca. 100 ms n n+1
TTV R
MR China Ltd
Date: 2010-5-25
Page 14
VACUTAP® AVT 真空有载分接开关 Switching Sequence
MR China Ltd
Date: 2010-5-25
Page 21
VACUTAP® AVT 真空有载分接开关
structure and design设计和结构
电气组件 electrical components
Q1 motor protective switch
S3 raise/lower control switch
On-Load Tap-Changer
AVT
MR China Ltd. 苏州培训中心
开德贸易（上海）有限公司
MR 产品——VACUTAP® AVT
VACUTAP® AVT 真空有载分接开关 采用真空断流器作为切换元件,开关和电动 机构安装在同一机箱里,外部控制单元采用 数字式自动电压调整器TAPCON®230C. 除了控制功能外,还具有过负载，过电压保 护和RS485串行接口。 VACUTAP® AVT are used a combination of 2 vacuum-interrupters and a load-free change-over switch for each phase to be switched,
from tap position n to n+1从分接位置n切换到n+1
tap n
tap n+1
MTF
MSV
MSV
TTV
MTF ca. 100 ms n n+1
IL
R
TTV
MR China Ltd
Date: 2010-5-25
Page 12
VACUTAP® AVT 真空有载分接开关 Switching Sequence
from tap position n+1 to n从分接位置n+1切换到n
tap n
tap n+1
MTF IL MSV
MSV
TTV
MTF ca. 100 ms n n+1
TTV
R
MR China Ltd
Date: 2010-5-25
Page 19
VACUTAP® AVT 真空有载分接开关 structure and design设计和结构
MR China Ltd
Date: 2010-5-25
Page 26
VACUTAP® AVT 真空有载分接开关
structure and design设计和结构
energy accumulator 储能机构
卡栓监视S70/71 用于通过位置传感器 探测储能机构卡栓未能卡住，卡栓监 视系统动作驱动变压器跳闸，绿色信 号灯熄灭。
from tap position n+1 to n从分接位置n+1切换到n
tap n
tap n+1
MTF
MSV
MSV
TTV
MTF ca. 100 ms n n+1
IL
R
TTV
MR China Ltd
Date: 2010-5-25
Page 17
VACUTAP® AVT 真空有载分接开关 Switching Sequence
MR China Ltd
H1 green signal lamp
Date: 2010-5-25 Page 23
VACUTAP® AVT 真空有载分接开关
structure and design设计和结构
Control elements — Relays and contactors
控制元件— 继电器和接触器
Rated step voltage 额定级电压
170 A
500 V
Highest voltage for equipment 设备最高电压
Operating positions工作位置数 Ambient Temperature 环境温度
11.5 kV
9 -20°C - +65°C
MR China Ltd
VACUTAP® AVT 真空有载分接开关
structure and design设计和结构
transfer switch
转移开关
电弧监视系统F2 和转移开关在同一 高度，由弧光传感器监测电弧，一 旦监测到电弧触发变压器紧急跳闸， 绿色信号灯熄灭
Arc detector 弧光检测器
The arc monitor F2 in system is mounted at the same level as the transfer switches, and is used for detecting arcs with light sensor. Detection of arc triggers transformer emergency shutdown and the green signaling light goes out
from tap position n to n+1从分接位置n切换到n+1
tap n
tap n+1
MTF
MSV
MSV
TTV
MTF ca. 100 ms n n+1
IL
R
TTV
MR China Ltd
Date: 2010-5-25
Page 11
VACUTAP® AVT 真空有载分接开关 Switching Sequence
IEC 60214-1:2004 GB 10230:1988
MR China Ltd
Date: 2010-5-25
Page 7
VACUTAP® AVT 真空有载分接开关 Switching Sequence
MR China Ltd
Date: 2010-5-25
Page 8
VACUTAP® AVT 真空有载分接开关 Switching Sequence
Date: 2010-5-25
Page 6
VACUTAP® AVT 真空有载分接开关 Technical standards
The above mentioned products are tested according to the following standards: 上述产品按下列标准测试
from tap position n to n+1从分接位置n切换到n+1
tap n
tap n+1
MTF IL MSV
MSV
IC
TTV
ca. 100 ms n n+1
TTV
MTF
R
MR China Ltd
Date: 2010-5-25
Page 13
VACUTAP® AVT 真空有载分接开关 Switching Sequence
Tap and MD were installed on one box. A digital voltage regulator TAPCON®230C is used as external control unit. In addition to the control function, the TAPCON® 230-C offers protection against overload and overvoltage. the AVR is equipped with a serial RS 485 interface for connection to a control system.
Page 3
AVT III 11.5-150-9 真空有载分接开关
MR China Ltd
Date: 2010-5-25
Page 4
VACUTAP® AVT 真空有载分接开关 Technical data
Number of phases 最大相数
3
Max. rateຫໍສະໝຸດ Baidu current per phase 每相最大额定电流
K29 time delay relay 延时继电器
MR China Ltd
K1/ K2 / motor contactors 电机接触器
K13/ K14/ K20/ Auxiliary contactors 辅助接触器
Date: 2010-5-25 Page 24
VACUTAP® AVT 真空有载分接开关
from tap position n+1 to n从分接位置n+1切换到n
tap n
tap n+1
MTF IL MSV
MSV
IC
TTV
ca. 100 ms n n+1
TTV
MTF
R
MR China Ltd
Date: 2010-5-25
Page 16
VACUTAP® AVT 真空有载分接开关 Switching Sequence
from tap position n+1 to n从分接位置n+1切换到n
tap n
tap n+1
MTF
MSV
MSV
TTV
MTF ca. 100 ms n n+1
IL
R
TTV
MR China Ltd
Date: 2010-5-25
Page 18
VACUTAP® AVT 真空有载分接开关 Switching Sequence
MR China Ltd
Date: 2010-5-25
Page 20
VACUTAP® AVT 真空有载分接开关 structure and design设计和结构
Transfer Switch Name plate
铭牌 转换开关
Resistor
电阻
Drive unit
电动机构
Selector
选择器
energy accumulator 储能机构
Vacuum Interrupter
真空泡
Motor drive
电动机构
Selector Connections
选择器端子
Hand crank
手柄
Cable bushing
电缆套管
MR China Ltd Date: 2010-5-25 Page 25
Date: 2010-5-25
Page 27
VACUTAP® AVT 真空有载分接开关
from tap position n to n+1从分接位置n切换到n+1
tap n
tap n+1
MTF IL MSV
MSV
TTV
MTF ca. 100 ms n n+1
TTV R
MR China Ltd
Date: 2010-5-25
Page 10
VACUTAP® AVT 真空有载分接开关 Switching Sequence
Date: 2010-5-25
Page 5
VACUTAP® AVT 真空有载分接开关 Technical data
Power 功率 Voltage
电压
0.25 kW 3ACN 220 / 380 V
Frequency 频率
Rated current 额定电流
MR China Ltd
50 Hz
1.55 /0.9 A
from tap position n to n+1从分接位置n切换到n+1
tap n
tap n+1
MTF IL MSV
MSV
TTV
MTF ca. 100 ms n n+1
TTV R
MR China Ltd
Date: 2010-5-25
Page 9
VACUTAP® AVT 真空有载分接开关 Switching Sequence
MR China Ltd
2010-5-25
Page 2
AVT III 11.5-150-9 真空有载分接开关
The AVT OLTC is used for regulating dry-type transformers AVT型有载分接开关使用在干式调压变压器上
MR China Ltd
Date: 2010-5-25
Latch monitor 闭锁监控
MR China Ltd
The latch monitoring system S70/71 is used for detecting. via sensor non-latching of the energy accumulator. Activation of the latch monitoring system triggers transformer shutdown and the green signaling light goes out
from tap position n+1 to n 从分接位置n+1 切换到n
tap n
tap n+1
MTF IL MSV
MSV
TTV
MTF ca. 100 ms n n+1
TTV
R
MR China Ltd
Date: 2010-5-25
Page 15
VACUTAP® AVT 真空有载分接开关 Switching Sequence
operation finished 操作完成
tap n
tap n+1
MTF IL MSV
MSV
TTV
MTF ca. 100 ms n n+1
TTV R
MR China Ltd
Date: 2010-5-25
Page 14
VACUTAP® AVT 真空有载分接开关 Switching Sequence
MR China Ltd
Date: 2010-5-25
Page 21
VACUTAP® AVT 真空有载分接开关
structure and design设计和结构
电气组件 electrical components
Q1 motor protective switch
S3 raise/lower control switch
On-Load Tap-Changer
AVT
MR China Ltd. 苏州培训中心
开德贸易（上海）有限公司
MR 产品——VACUTAP® AVT
VACUTAP® AVT 真空有载分接开关 采用真空断流器作为切换元件,开关和电动 机构安装在同一机箱里,外部控制单元采用 数字式自动电压调整器TAPCON®230C. 除了控制功能外,还具有过负载，过电压保 护和RS485串行接口。 VACUTAP® AVT are used a combination of 2 vacuum-interrupters and a load-free change-over switch for each phase to be switched,
from tap position n to n+1从分接位置n切换到n+1
tap n
tap n+1
MTF
MSV
MSV
TTV
MTF ca. 100 ms n n+1
IL
R
TTV
MR China Ltd
Date: 2010-5-25
Page 12
VACUTAP® AVT 真空有载分接开关 Switching Sequence
from tap position n+1 to n从分接位置n+1切换到n
tap n
tap n+1
MTF IL MSV
MSV
TTV
MTF ca. 100 ms n n+1
TTV
R
MR China Ltd
Date: 2010-5-25
Page 19
VACUTAP® AVT 真空有载分接开关 structure and design设计和结构
MR China Ltd
Date: 2010-5-25
Page 26
VACUTAP® AVT 真空有载分接开关
structure and design设计和结构
energy accumulator 储能机构
卡栓监视S70/71 用于通过位置传感器 探测储能机构卡栓未能卡住，卡栓监 视系统动作驱动变压器跳闸，绿色信 号灯熄灭。
from tap position n+1 to n从分接位置n+1切换到n
tap n
tap n+1
MTF
MSV
MSV
TTV
MTF ca. 100 ms n n+1
IL
R
TTV
MR China Ltd
Date: 2010-5-25
Page 17
VACUTAP® AVT 真空有载分接开关 Switching Sequence
MR China Ltd
H1 green signal lamp
Date: 2010-5-25 Page 23
VACUTAP® AVT 真空有载分接开关
structure and design设计和结构
Control elements — Relays and contactors
控制元件— 继电器和接触器
Rated step voltage 额定级电压
170 A
500 V
Highest voltage for equipment 设备最高电压
Operating positions工作位置数 Ambient Temperature 环境温度
11.5 kV
9 -20°C - +65°C
MR China Ltd
VACUTAP® AVT 真空有载分接开关
structure and design设计和结构
transfer switch
转移开关
电弧监视系统F2 和转移开关在同一 高度，由弧光传感器监测电弧，一 旦监测到电弧触发变压器紧急跳闸， 绿色信号灯熄灭
Arc detector 弧光检测器
The arc monitor F2 in system is mounted at the same level as the transfer switches, and is used for detecting arcs with light sensor. Detection of arc triggers transformer emergency shutdown and the green signaling light goes out
from tap position n to n+1从分接位置n切换到n+1
tap n
tap n+1
MTF
MSV
MSV
TTV
MTF ca. 100 ms n n+1
IL
R
TTV
MR China Ltd
Date: 2010-5-25
Page 11
VACUTAP® AVT 真空有载分接开关 Switching Sequence
IEC 60214-1:2004 GB 10230:1988
MR China Ltd
Date: 2010-5-25
Page 7
VACUTAP® AVT 真空有载分接开关 Switching Sequence
MR China Ltd
Date: 2010-5-25
Page 8
VACUTAP® AVT 真空有载分接开关 Switching Sequence
Date: 2010-5-25
Page 6
VACUTAP® AVT 真空有载分接开关 Technical standards
The above mentioned products are tested according to the following standards: 上述产品按下列标准测试
from tap position n to n+1从分接位置n切换到n+1
tap n
tap n+1
MTF IL MSV
MSV
IC
TTV
ca. 100 ms n n+1
TTV
MTF
R
MR China Ltd
Date: 2010-5-25
Page 13
VACUTAP® AVT 真空有载分接开关 Switching Sequence
Tap and MD were installed on one box. A digital voltage regulator TAPCON®230C is used as external control unit. In addition to the control function, the TAPCON® 230-C offers protection against overload and overvoltage. the AVR is equipped with a serial RS 485 interface for connection to a control system.
Page 3
AVT III 11.5-150-9 真空有载分接开关
MR China Ltd
Date: 2010-5-25
Page 4
VACUTAP® AVT 真空有载分接开关 Technical data
Number of phases 最大相数
3
Max. rateຫໍສະໝຸດ Baidu current per phase 每相最大额定电流
K29 time delay relay 延时继电器
MR China Ltd
K1/ K2 / motor contactors 电机接触器
K13/ K14/ K20/ Auxiliary contactors 辅助接触器
Date: 2010-5-25 Page 24
VACUTAP® AVT 真空有载分接开关
from tap position n+1 to n从分接位置n+1切换到n
tap n
tap n+1
MTF IL MSV
MSV
IC
TTV
ca. 100 ms n n+1
TTV
MTF
R
MR China Ltd
Date: 2010-5-25
Page 16
VACUTAP® AVT 真空有载分接开关 Switching Sequence
from tap position n+1 to n从分接位置n+1切换到n
tap n
tap n+1
MTF
MSV
MSV
TTV
MTF ca. 100 ms n n+1
IL
R
TTV
MR China Ltd
Date: 2010-5-25
Page 18
VACUTAP® AVT 真空有载分接开关 Switching Sequence
MR China Ltd
Date: 2010-5-25
Page 20
VACUTAP® AVT 真空有载分接开关 structure and design设计和结构
Transfer Switch Name plate
铭牌 转换开关
Resistor
电阻
Drive unit
电动机构
Selector
选择器