Technical Data 1/2~1/9; Type Designation; Rating Plate - Siemens 3AH3 Operating Instructions Manual

Technical data

Type designation

3AH3 vacuum circuit-breakers are identified by a
machine-readable product designation made up of a
series of figures and letters.
3 A H 3 1 1 7
(See catalog HG11 for selection and ordering data of
the respective circuit-breaker)

Rating plate

The rating plate which can be read in the operating
position, contains the following information:
1 Manufacturer
2 Type designation
3 Serial number
4 Design code
5 Year of manufacture 11 Rated lightning impulse
6 Rated normal current
3117-7
50
O-
Fig.1/1
Rating plate
Note: in the event of any queries state the type
designation(2), designation code(4) and the serial
number(3).
Operating Instruction Siemens 3AH3 / 西门子 3AH3 真空断路器使用手册
-
7 Rated short-circuit
duration
8 Weight
9 Rated operation
sequence
10 Rated frequency
withstand voltage
12 Rated short-circuit
breaking current
13 Rated voltage
2Y
3150
技术数据
型号表达方式
3AH3 真空断路器按照下述一系列数字及字母代码组成
的表达式来标注.
Basic type
基本型号
Rated voltage
额定电压
Rated short circuit breaking current
额定开断电流
Rated normal current
额定电流
7
(断路器具体订货选型参数见样本 11)
铭牌
铭牌可以从操作位置看到, 包括以下参数:
1
制造商
2
型号
3
系列号
4
设计编号
5
制造年月
6 额定电流
3117-7
50
图.1/1
铭牌
注意: 如有任何询问请表明型号(2), 设计编号(4), 系列号
(3).
7
热稳定时间
8
重量
9
额定操作顺序
10 额定频率
11 额定雷冲击耐受电压
12 额定短路开断电流
13 额定电压
2Y
3150
O-
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