void RespawnPlaceable(location lSpawn)
{
    object oNew = CreateObject(OBJECT_TYPE_PLACEABLE, GetResRef(OBJECT_SELF), lSpawn);
}

void main()
{
    object oSelf = OBJECT_SELF;
    location lSpawn = GetLocation(oSelf);
    
    DestroyObject(oSelf, 0.0);
    DelayCommand(7200.0, RespawnPlaceable(lSpawn));
}