互感器型号（hào）含义
上（shàng）海互凌电（diàn）气有限公司 / 2014-01-05
电流互感器的型号含义
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序号 (Code)
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涵义
(Meanings) |
电流（liú）互（hù）感器(Currenttransformer)
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代表字母
(Letter)
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1
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电流互感器
Current tansformer |
L
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2
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贯穿式 Through-type |
A
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| 带保护级 With protetive class |
B
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| 瓷箱式 Procelain type |
C
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| 单匝贯穿式;带触头盒 |
D
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| 复匝贯穿式;封闭式 Compound-turn through-type;sealed type |
F
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| 接地保护 Earthing protection |
J
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| 母线式 Bus-type |
M
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| 内孔穿排 Windos type |
N
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| 线圈式 Wound primary type |
Q
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| 装入式（shì） Bushing type |
R
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| 支柱式 Support type |
Z
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3
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干式 Dry type |
G
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| 加大容量 Extended output |
J
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| 绝缘壳 Insulated shell |
K
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| 手车式开关柜用 For handcart switch cupboard using |
S
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| 户外（wài）装置 Outdoor installation |
W
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| 小体积开（kāi）关柜用 For small volume switch cupboard using |
X
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| 浇注绝缘 Cast-resin insulated |
Z
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4
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带保护级 With protetive class |
B
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| 差动保护 Differential protection |
C
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| 差动保护 Differential protection |
D
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| 加大容量 Extended output |
J
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| 加强型 Extended type |
Q
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| 双变比以上（shàng） Double transformation ratio over |
S
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5
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带保护级 With protetive class |
B
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| 加（jiā）大容量 Extended output |
J
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| 特殊环境代号的含义 Meanings of code for useing in special ambient. |
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序号（hào） (Code)
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含义
(Meanings) |
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W1.Q
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适用（yòng）于二级污秽地区For classⅡ polluted area: 产品爬电比距≥20mm/kV Creepage distance≥20mm/kV W1.Q均代表全工况产品W1.Q means operating mode |
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W2
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适用于Ⅲ级污秽（huì）地区（qū）For class Ⅲ polluted area (产品爬电比距（jù）≥25mm/kV Creepage distance≥25/kV |
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GY
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适用于高海拔地区 For high altitude area |
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TH
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适用于湿热地区 |
For moist and trpical area |
| 最高气温+40℃ |
Max.temperature +40℃ |
| 最低气温0℃ |
Min.temperature 0℃ |
| 日平均最高气温+30℃ |
Max.average temperature in a day +30℃ |
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