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____

CENTRAIS ELETRICAS BRASILEIRAS S/A

CNPJ: 00.001.180/0001-26

OPEN COMPANY

Centrais Elétricas Brasileiras S/A (“Companhia” ou “Eletrobras”) hereby informs its shareholders and the Market in general that  it has become aware that the Judge of the 49th Labor Court of Rio de Janeiro (REGIONAL LABOR COURT - 1ST REGION), in a decision of urgency, rendered in the PROCESS: 0100071-78.2018.5.01.0049, determined that the Company and the other defendants (AMAZONAS DISTRIBUIDORA DE ENERGIA S.A. - AMAZONAS ENERGIA, CENTRAIS ELÉTRICAS DE RONDÔNIA - CERON, COMPANHIA DE ELETRICIDADE DO ACRE - ELETROACRE, COMPANHIA ENERGETICA DE ALAGOAS - CEAL and COMPANHIA ENERGÉTICA DO PIAUÍ - CEPISA) “to refrain from proceeding with the privatization process so that they may individually or collectively submit, within a period of up to 90 (ninety) days, a study on the impact of privatization on current employment contracts."

The Company will analyze the appropriate measures and will keep the market informed.

Rio de Janeiro, June 5, 2018.

Armando Casado de Araujo

CFO and Investor Relations Officer

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 offuture 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.