On payment of additional premium the Policy is extended to cover destruction of or damage to the property caused by change of temperature in consequence of failure of electric supply at the terminal ends of electric service feeders from which the insured obtains electric supply directly due to damage caused by any peril insured against under the Policy to property at an Electric Station or Substation of Public Electric Supply Undertaking from which the insured obtains electric supply. Provided policy does not cover any loss occasioned by the deliberate act of the Government, Municipal or Local Authority or Supply authority not performed for the sole purpose of safeguarding life or protecting any part of supply undertaking’s system or by the exercise any such authority of its power to withhold or restrict or ration supply not necessitated solely by damage to the supply undertaking’s generating or supply equipment by an insured peril. Excess 24 hours. Deterioration of Stocks in Cold Storage Premises due to change in temperature arising out of loss or damage to the cold storage machinery (ies) in the Insured’s premises due to operation of insured peril under Standard Fire and Special Perils Policy (Material Damage) : On payment of additional premium the Policy is extended to cover Deterioration of Stocks in Cold Storage Premises due to change in temperature arising out of loss or damage to the cold storage machinery (ies) in the Insured’s premises due to operation of insured peril. Excess 24 hours.