Bank employee unions have called a nationwide strike for January 27 to press a long-pending demand for a five-day workweek. The strike was announced on January 23, and if it goes as planned, it would be a major disruption to public sector banking. The strike may not affect operations at branches of big private-sector banks such as HDFC Bank, ICICI Bank, and Kotak Mahindra Bank. (Bloomberg/ Representational) Most public sector banks have already informed their customers about disruptions to banking services if the strike materialises. Why January 27 strike may cause large disruption The potential January 27 strike will be a bigger disruption to public sector banking operations, as banks will be closed for three consecutive days. This is due to January 25 and 26 being holidays on account of being Sunday and Republic Day, respectively. The bank employees want a uniform five-day work week. Currently, they second and fourth Saturdays off, while working six days a week for the rest of the month. The strike may not affect operations at branches of big private-sector …