The officials further added the incident took place after a number of armed Taliban militants attacked a mobile phone tower at Zarghoon Pashtun district on Friday night.
Provincial security chief Abdul Hamid Hamidi confirming the report said a number of Afghan national police officers were on their way to quit the fire while they were attacked by Taliban militants.
Mr. Hamidi further added Taliban militants managed to flee the area after attacking Afghan police forces convoy.
Taliban militants group claimed responsibility behind the incident.
In the meantime a local security official said at least 2 Afghan national police officers were killed at Keshk-e-Rabat district.
The source further added the incident took place after an Afghan national police vehicle was attacked by Taliban militants while they were patrolling in the area.
According to reports two Afghan police vehicles were also damaged following the incident.