Excess flow uphill Hill will occur when driving up to one term and rough. If it does not affect the flow of excess, but if it is affected there will be excess flows.
The hills will flow over a period of time and when driving over bumps if the shock is not so much to prevent overcurrent. But if there is damage to the overcurrent.
Up hill will exceed current when driving up one phase and rough way. If bumps will not be shaken not exceed current. But if the damage is currents beyond.