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SENTRON 3WT1 — Siemens

Siemens · Air Circuit Breakers

SENTRON 3WT1

Siemens SENTRON air circuit breakers organized by current 3WA/3WT platforms, North American variants and installed-base families.

This page is informational and does not build an order number online. Confirm the final configuration against the complete Siemens designation and manufacturer documentation.

REQUEST A SERIES QUOTE
Brand
Siemens
Category
Air Circuit Breakers

SERIES OVERVIEW

Primary identification parameters

Series
SENTRON 3WT1
产品类型
智能空气断路器
Rated current
AC 400–4000A
Main voltage
up to 约800Vac的P级specialist组合; 常规按440/690V配置
Poles
3P/4P
Mounting
fixed/withdrawable
Icu/能力
Icu 55–85kA@440Vac(发布范围)
Trip unit
ETU300WT, ETU400/500WT, 按地区目录
通信/计量
COM190WT等

TECHNICAL DATA · 4 ROWS

SENTRON 3WT1框架 and 代表配置

3WT1为2024起发布的两框架智能ACB, 完整型号仍为配置型.

产品/框架额定电流范围性能等级/代表配置主要IcuVoltagePolesMounting脱扣器Communication
3WT11 FS1400–约2000A标准/M/H等级, 按目录发布范围55–85kA@440V常规440/690Vac配置3P/4Pfixed/withdrawableETU300WT/ETU400/ETU500WTCOM190WT等
3WT12 FS2约2000–4000AM/C/P等, 按完整产品发布范围55–85kA@440VP级可用于较高电压specialist配置3P/4Pfixed/withdrawableETU300WT/ETU400/ETU500WTCOM190WT等
3WT1240-4.M71-....4000AM级代表withdrawable配置85kA@440Vup to 440Vac页面配置4Pwithdrawable, 含导向框架ETU400 LSI彩色显示configuration-dependent
3WT1240-4.N71-....4000AM级代表withdrawable配置85kA@440Vup to 440Vac页面配置4Pwithdrawable, 含导向框架ETU400 LSIG彩色显示configuration-dependent

TECHNICAL DATA · 3 ROWS

SENTRON电子脱扣器, 计量与通信

ETU and 通信模块需与辅助电源, 传感器及数字功能包匹配.

平台单元/模块保护/功能显示/接口计量Communication适用产品Notes
3WT1ETU300WT基础保护旋钮/LEDversion-dependent有限/选配3WT1用于标准保护配置
3WT1ETU400/ETU500WTLSI/LSIG, 高级显示 and 诊断彩色显示, model-dependent电流/功率等, version-dependentCOM190WT等3WT1页面及地区目录的命名会因版本不同
3WT1COM190WT智能通信模块模块化读取测量/状态工业以太网/Modbus, 按目录3WT1需匹配ETU and 辅助电源

TECHNICAL DATA · 3 ROWS

SENTRON ACB安装, 操作 and 连接附件

withdrawable本体 and 导向框架须成套核对.

Category部件/配置适用系列作用Must confirm
安装fixed本体3WA/3WT1/3WL直接安装于柜体主连接方向, 端子 and 柜体母排
安装withdrawable本体+导向框架3WA/3WT1/3WL运行/试验/隔离位置本体与框架必须成套; 位置触点 and shutter
连接前/后, 水平/垂直主连接3WA/3WT1适配柜体母排方向, 相间距, 防护罩 and 温升

TECHNICAL DATA · 1 ROWS

SENTRON ACB订货号层级 and 示例

省略号或基础描述均不能直接作为最终采购代码.

示例/字段Product levelMeaning能否直接下单还需确认
3WT1240-4.M71-....3WT1配置型文章号4P, 4000A, withdrawable, M级及ETU字段否省略号位置仍需配置

TECHNICAL DATA · 5 ROWS

SENTRON ACB特殊应用 and 系统功能

直流, UL/ANSI, 能源管理 and 改造项目单独处理.

Category产品/方案范围Applications重要边界
直流3WA DCup to 约4000A, 按DC产品直流distribution, 储能 and 轨道等极性, 接地 and 时间常数必须按DC目录
North America3WA UL489/UL1066North America框架 and 认证North America开关设备IEC性能不可直接引用
能源管理ETU600+PMF+通信电流, 功率, 能量 and 状态数字distribution, 能源监测精度, 传感器 and 协议需组合
弧闪降低维护/快速保护功能, configuration-dependent降低维护时故障清除时间运维安全必须结合系统选择性 and 保护研究
改造3WL至3WA retrofit/柜体改造按原框架 and 开关柜旧distribution柜升级不能仅按额定电流替换

TECHNICAL DATA · 27 ROWS

SENTRON空气断路器正式询价清单

至少确认25项.

No.配置项必须提供Example风险建议写法
1标准IEC 60947-2 / UL489 / UL1066IEC 60947-2认证错误Standard: IEC 60947-2
2系列完整系列名称与完整订货号SENTRON 3WT8代际 and 附件不符Series: SENTRON 3WT8
3框架/电流框架及InSize I, 1600A柜体/CT不匹配Frame/In: Size I / 1600 A
4工作电压Ue and 频率415Vac 50HzIcu选择错误Ue: 415 Vac, 50 Hz
5分断等级按系列核对分断等级, Icu and 对应电压66kA@500Vac能力不足/过度Icu: ___ kA at ___ V
6Ics/Icw/Icm运行分断 and 耐受Icw ___ kA/1s选择性/柜体不符Ics/Icw/Icm: ___
7极数3P/4P及中性线4P接线/保护错误Poles: 4P
8安装fixed/withdrawableWithdrawable漏配框架Mounting: Withdrawable
9导向框架是否含guide frameIncluded无法安装Guide frame: included
10主连接前/后/水平/垂直Rear horizontal母排不匹配Main connection: ___
11脱扣器完整ETU型号 and 保护功能ETU37WT LSING保护不足Trip unit: __________
12额定设置In/Ir/Isd/Ii/IgIr=0.8In保护错误Protection settings: ___
13计量是否需要计量及精度等级project-dependent确认数据缺失Metering: required / not required
14通信协议, 模块 and 接口按系列能力确认不能接入系统Communication: __________
15储能电机电压 and AC/DC220–240Vac无法储能Motor operator: 220–240 Vac
16合闸线圈电压/数量220Vdc无法合闸Closing coil: 220 Vdc
17分励线圈电压/数量2×220Vdc保护回路不足Trip coils: 2 x 220 Vdc
18欠压线圈电压/延时220Vac联锁不符Undervoltage release: ___
19辅助触点数量 and 用途4CO + ready-to-close信号不足Auxiliary contacts: ___
20位置触点连接/试验/隔离Required远程状态缺失Position indication: required
21联锁机械/钥匙/电气Mechanical interlock误操作风险Interlocking: ___
22环境温度, 海拔, 腐蚀50°C, 2000m需降额Environment: ___
23使用国家认证/商业代码Saudi Arabia当地不可供Destination market: ___
24选择性研究上下级保护数据Study attached系统配合错误Coordination study: attached
25旧型号替换铭牌, 正背面, 抽架 and 接线照片3WL / 3WT installed base误认为一对一Existing breaker data attached
英文询价模板(复制后补齐空白参数)
SENTRON IECSiemens SENTRON Air Circuit Breaker Series / complete order number: __________ Standard: IEC 60947-2 Frame / rated current: __________ / ___ A Rated operational voltage: ___ Vac, ___ Hz Breaking class / Icu: ___ / ___ kA at ___ V Ics / Icw / Icm: __________ Poles: 3P / 4P Mounting: Fixed / Withdrawable Guide frame: Included / Not required Main connection: __________ Trip unit / protection functions: __________ Metering: Required / Not required Communication: __________ Spring charging motor: ___ Vac / Vdc Closing coil: ___ Vac / Vdc Trip coils: ___ x ___ Vac / Vdc Undervoltage release: __________ Auxiliary / position contacts: __________ Quantity: ___ pcs

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