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Electricity Tariff Structure

Demand Charge + Energy Charge + Climate Change & Environmental Charge ± Fuel Cost Pass-Through Adjustment Rate

Climate Change & Environmental Charge

  • The sum of Renewable Portfolio Standards (RPS) cost, Emission Trading System (ETS) cost and coal generation reduction cost
  • 5.3KRW/kWh (The date of application : jan.1.2021)

Fuel Cost Pass-Through Adjustment Rate

  • The sum of Renewable Portfolio Standards (RPS) cost, Emission Trading System (ETS) cost and coal generation reduction
  • Charged proportionate to electricity used amount
  • 3 KRW / kWh (The date of application : jan.1.2021)

Season & Time-period classification

Season & Time-period classification information
Classification Summer (June, July & Aug) /
Spring (Mar, April & May) and fall (Sep & Oct)
Winter
(Nov, Dec, Jan & Feb)
off-peak
23:00 ~ 09:00
23:00 ~ 09:00
mid-peak
09:00~10:00
12:00~13:00
17:00~23:00
09:00~10:00
12:00~13:00
17:00~23:00
on-peak
10:00 ~ 12:00
13:00 ~ 17:00
10:00 ~ 12:00
17:00 ~ 20:00
22:00 ~ 23:00

Supply voltage classification

Supply voltage classification information
Classification Supply voltage
Low voltage
220V and 380V
High voltage(A)
More than or equal to 3,300V and less than or equal to 66,000V
High voltage(B)
154,000V
High voltage(C)
345,000V or higher

Optional rate classification

Optional rate classification information
Classification Recommendation
option Ⅰ
For people less than 200 hours of use with low demand charges and high energy charges
option Ⅱ
For people between more than 200 hours and less than 500 hours of use
option Ⅲ
For people more than 500 hours of use with high demand charges and low energy charges
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