錶前掣作用
$134.00
In stock
Description
錶前掣作用,想問下中電錶前水總有冇指定要求要幾多mA? [/quote] 中電一般要求160A 或以上的mccb 要加E/F relay 如果唔加E/F relay ，我地都會用adjustable 的ELCB 或VIGI 至少都會300mA ，因為如果 .
Beige and white GG Supreme canvas
有關中電錶前掣一問
Gold-toned hardware
有關中電錶前掣一問
Double G
Inside: 2 open pocket
電力裝置設計指南
Chain top handle with 7″ drop
Top zip closure
客戶內部配電系統與供電及電錶安裝指
9.1″W x 3.3″H x 2.9″D
Weight: 0.4lbs approximately
香港自學裝修網
Additional information
| Dimensions | 8.8 × 3.3 × 2.6 in |
|---|
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