感谢专业回复还想请教一下，重新走线需要professional engineer出证书么？ 我问的证书报价在$1800左右，花这笔钱有什么用处呢？ 听说持证的专业电工会来施工现场监工？
是找一个LEW帮你endorsement 系统图
LEW检查过后，帮你endorse了，就说明你的电路安装符合新加坡规范（也就是安全合规的），具体的价格要看你的进户负载是多少,再去找8号还是7号给你盖章,据说7号盖章不贵.
Electrician (Grade 7):
Scope: Electricians are primarily responsible for carrying out and supervising simpler electrical tasks. This includes work in residential areas, such as Housing Development Board (HDB) flats. Their tasks might encompass installation, repair, or maintenance of electrical wiring, distribution boards, and other household and small commercial electrical installations.
Limitations: Their work is restricted to installations with a load not exceeding 45kVA and a voltage level of 1,000V and below.
Electrician (Grade 7):
Scope: Electricians are primarily responsible for carrying out and supervising simpler electrical tasks. This includes work in residential areas, such as Housing Development Board (HDB) flats. Their tasks might encompass installation, repair, or maintenance of electrical wiring, distribution boards, and other household and small commercial electrical installations.
Limitations: Their work is restricted to installations with a load not exceeding 45kVA and a voltage level of 1,000V and below.
Huasing Association 1999 - 2013