Pakistan faced a major power breakdown on Monday due to a "frequency variation" in the national grid, leaving millions of people in large parts of the country, including the capital Islamabad and financial hub Karachi, without electricity.

According to the Ministry of Energy, the system of frequency of the national grid went down at 7:34 am local time, resulting in the breakdown. Energy Minister Khurram Dastgir said the restoration work was going on.

Min tweeted: "I can assure you that the restoration work will be completed by evening, and normal power will be ensured to consumers. 

Pakistan faced a major power breakdown on Monday due to a "frequency variation" in the national grid, leaving millions of people in large parts of the country, including the capital Islamabad and financial hub Karachi, without electricity.

According to the Ministry of Energy, the system of frequency of the national grid went down at 7:34 am local time, resulting in the breakdown. Energy Minister Khurram Dastgir said the restoration work was going on.

Min tweeted: "I can assure you that the restoration work will be completed by evening, and normal power will be ensured to consumers.