Companhia Paranaense de Energia - COPEL (ELP) 6-K Current report (foreign)

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

Report of Foreign Private Issuer
Pursuant to Rule 13a-16 or 15d-16 of the

Securities Exchange Act of 1934

For the month of April, 2018

Commission File Number 1-14668

COMPANHIA PARANAENSE DE ENERGIA

(Exact name of registrant as specified in its charter)

Energy Company of Paraná

(Translation of Registrant's name into English)

Rua Coronel Dulcídio, 800
80420-170 Curitiba, Paraná
Federative Republic of Brazil
(5541) 3222-2027

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F. Form 20-F ___X___ Form 40-F _______

 Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934. 

Yes _______ No ___X____

Colíder HPP – Schedule Change

Companhia Paranaense de Energia – COPEL, a company that generates, transmits, distributes and sells power, with shares listed on the B3 (CPLE3, CPLE5, CPLE6), the NYSE (ELPVY, ELP) and the LATIBEX (XCOP), pursuant to the provisions of CVM Instruction No. 358/02, hereby announces to its shareholders and to the market in general, that the commercial start-up of the Colíder Hydroelectric Power Plant was revised, with the first generation unit expected to be in June 2018, while the previous information was that the start-up would be in May 2018.

On April 12, 2018, the third and last Kaplan rotor of the plant was completed. In the powerhouse, the final stage of assembly of the three groups of generators and turbines follows at an intense pace, while the transmission line that will connect the Colíder HPP to the Cláudia Substation in the 500 kV voltage is in the final phase of installation, with launch of cables in progress.

In addition, the Company informs that it does not know the origin of the divergences between the information contained in the report of the National System Operator - ONS and those disclosed by Copel regarding the perspective of commercial start-up of the plant.

Curitiba, April 25, 2018.

Adriano Rudek de Moura

CFO and Investor Relations Officer

For further information, please contact the Investor Relations team:
ri@copel.com or (41) 3222-2027

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date April 25, 2018

COMPANHIA PARANAENSE DE ENERGIA – COPEL
By:	/S/  Jonel Nazareno Iurk
	Jonel Nazareno Iurk Chief Executive Officer

FORWARD-LOOKING STATEMENTS

This press release may contain forward-looking statements. These statements are statements that are not historical facts, and are based on management's current view and estimates of future economic circumstances, industry conditions, company performance and financial results. The words "anticipates", "believes", "estimates", "expects", "plans" and similar expressions, as they relate to the company, are intended to identify forward-looking statements. Statements regarding the declaration or payment of dividends, the implementation of principal operating and financing strategies and capital expenditure plans, the direction of future operations and the factors or trends affecting financial condition, liquidity or results of operations are examples of forward-looking statements. Such statements reflect the current views of management and are subject to a number of risks and uncertainties. There is no guarantee that the expected events, trends or results will actually occur. The statements are based on many assumptions and factors, including general economic and market conditions, industry conditions, and operating factors. Any changes in such assumptions or factors could cause actual results to differ materially from current expectations.