전기계산서(KEC)

The only app for electricians, number one electricians.
Electric number one is back even more!

In accordance with the Korea Electrical Equipment Regulations (KEC), it supports the selection of a circuit breaker and the calculation of the thickness of the cable cross-section. In addition, we review the appropriateness of protection against electric shock caused by automatic power cut-off.
- Support calculation-
1) Transformer, generator capacity
2) Power reception facility
3) Condenser for power
4) Overload protection device
5) Cable thickness
6) voltage drop
7) Short circuit and ground
8) Conduit/tray
9) Lighting plan
10) KEPCO contract power and payment
11) Electrical Safety Construction Fee
12) Linear interpolation

Electrician Number One is an application that helps you easily and conveniently perform all the calculations necessary for electrical work, planning, and equipment.

- Future support
Search function for KEPCO and electric power plants
Basic data search