They have threatened to go on strike on June 29 and 30 to protest against "outsourcing" of jobs at sub-divisional level.
Khattar said the government is open to talks with the employees and their genuine grievances will be redressed promptly.
He also constituted a three-member committee under Transport Minister Krishan Lal Panwar with chief secretary and additional chief secretary, Power, as its members to negotiate with the representatives of the agitating employees.
Khattar directed the officers of the Electricity Department to ensure power supply is not disrupted causing inconvenience to people.
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He warned those who might try to disrupt supply power would invite stern action.
Former CM Bhupinder Singh Hooda had yesterday slammed the BJP government for invoking the Essential Services Maintenance Act, 1974 for six months to prevent any disruption in power supply, after 25,000 employees of Haryana power distribution companies decided to go on a two-day strike on June 29 and 30.
The strike has been jointly called by the All Haryana Power Corporation Workers Union and Haryana State Electricity Board Worker's Union.